Displaying publications 121 - 140 of 6324 in total

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  1. Li Q, Kamaruddin N, Yuhaniz SS, Al-Jaifi HAA
    Sci Rep, 2024 Jan 03;14(1):422.
    PMID: 38172568 DOI: 10.1038/s41598-023-50783-0
    This study introduces an augmented Long-Short Term Memory (LSTM) neural network architecture, integrating Symbolic Genetic Programming (SGP), with the objective of forecasting cross-sectional price returns across a comprehensive dataset comprising 4500 listed stocks in the Chinese market over the period from 2014 to 2022. Using the S&P Alpha Pool Dataset for China as basic input, this architecture incorporates data augmentation and feature extraction techniques. The result of this study demonstrates significant improvements in Rank Information coefficient (Rank IC) and IC information ratio (ICIR) by 1128% and 5360% respectively when it is applied to fundamental indicators. For technical indicators, the hybrid model achieves a 206% increase in Rank IC and an impressive surge of 2752% in ICIR. Furthermore, the proposed hybrid SGP-LSTM model outperforms major Chinese stock indexes, generating average annualized excess returns of 31.00%, 24.48%, and 16.38% compared to the CSI 300 index, CSI 500 index, and the average portfolio, respectively. These findings highlight the effectiveness of SGP-LSTM model in improving the accuracy of cross-sectional stock return predictions and provide valuable insights for fund managers, traders, and financial analysts.
    Matched MeSH terms: Cross-Sectional Studies
  2. Mohd Hanapi IR, Behnke JM, Sahimin N, Saifulazmi NF, Golam Mohammad Khan ASJ, Abdul Mutalib RNS, et al.
    Trans R Soc Trop Med Hyg, 2024 Jan 02;118(1):18-32.
    PMID: 37497742 DOI: 10.1093/trstmh/trad047
    BACKGROUND: Global studies show intestinal parasitic infections (IPIs) have been introduced and spread with refugee inflows from low to high socio-economic countries. However, there is relatively limited information on the prevalence of infections among the community.

    METHODS: A 2-year cross-sectional study was conducted to determine the prevalence and associated risk factors for infections among urban refugees in the Klang Valley, Malaysia. A total of 418 faecal samples were collected and examined by microscopy.

    RESULTS: Faecal screening revealed moderate levels (32.3%) of infections in the community. Three nematode (Ascaris lumbricoides, Trichuris trichiura and hookworm) and three protozoan species (Entamoeba, Giardia and Cryptosporidium) were recorded, with the highest prevalence being A. lumbricoides (20.6%) followed by T. trichiura (10.3%), while other infections were <5%. Statistical analysis found that young males with less education were more likely to be infected with helminths. Additionally, living near waste disposal sites, the presence of stray animals, eating with bare hands, bare footedness, poor handwashing practices and no anthelmintic treatment constituted significant risk factors for helminth infections. Protozoan infections were linked to drinking tap water or from water dispensers and poor handwashing practices.

    CONCLUSIONS: These findings emphasize the importance of health education in addition to introduction of biannual anthelmintic treatment to promote community health and well-being.

    Matched MeSH terms: Cross-Sectional Studies
  3. Rahmat K, Ab Mumin N, Ng WL, Mohd Taib NA, Chan WY, Ramli Hamid MT
    Ultrasound Med Biol, 2024 Jan;50(1):112-118.
    PMID: 37839984 DOI: 10.1016/j.ultrasmedbio.2023.09.011
    OBJECTIVE: The aim of the work described here was to assess the performance of automated breast ultrasound (ABUS) as an adjunct to digital breast tomosynthesis (DBT) in the screening and diagnostic setting.

    METHODS: This cross-sectional study of women who underwent DBT and ABUS from December 2019 to March 2022 included opportunistic and targeted screening cases, as well as symptomatic women. Breast density, Breast Imaging Reporting and Data System categories and histopathology reports were collected and compared. The PPV3 (proportion of examinations with abnormal findings that resulted in a tissue diagnosis of cancer), biopsy rate (percentage of biopsies performed) and cancer detection yield (number of malignancies found by the diagnostic test given to the study sample) were calculated.

    RESULTS: A total of 1089 ABUS examinations were performed (age range: 29-85 y, mean: 51.9 y). Among these were 909 screening (83.5%) and 180 diagnostic (16.5%) examinations. A total of 579 biopsies were performed on 407 patients, with a biopsy rate of 53.2%. There were 100 (9.2%) malignant lesions, 30 (5.2%) atypical/B3 lesions and 414 (71.5%) benign cases. In 9 cases (0.08%), ABUS alone detected malignancies, and in 19 cases (1.7%), DBT alone detected malignancies. The PPV3 in the screening group was 14.6%.

    CONCLUSION: ABUS is useful as an adjunct to DBT in the opportunistic screening and diagnostic setting.

    Matched MeSH terms: Cross-Sectional Studies
  4. Gan RK, Ogbodo JC, Wee YZ, Gan AZ, González PA
    Am J Emerg Med, 2024 Jan;75:72-78.
    PMID: 37967485 DOI: 10.1016/j.ajem.2023.10.034
    AIM: The objective of our research is to evaluate and compare the performance of ChatGPT, Google Bard, and medical students in performing START triage during mass casualty situations.

    METHOD: We conducted a cross-sectional analysis to compare ChatGPT, Google Bard, and medical students in mass casualty incident (MCI) triage using the Simple Triage And Rapid Treatment (START) method. A validated questionnaire with 15 diverse MCI scenarios was used to assess triage accuracy and content analysis in four categories: "Walking wounded," "Respiration," "Perfusion," and "Mental Status." Statistical analysis compared the results.

    RESULT: Google Bard demonstrated a notably higher accuracy of 60%, while ChatGPT achieved an accuracy of 26.67% (p = 0.002). Comparatively, medical students performed at an accuracy rate of 64.3% in a previous study. However, there was no significant difference observed between Google Bard and medical students (p = 0.211). Qualitative content analysis of 'walking-wounded', 'respiration', 'perfusion', and 'mental status' indicated that Google Bard outperformed ChatGPT.

    CONCLUSION: Google Bard was found to be superior to ChatGPT in correctly performing mass casualty incident triage. Google Bard achieved an accuracy of 60%, while chatGPT only achieved an accuracy of 26.67%. This difference was statistically significant (p = 0.002).

    Matched MeSH terms: Cross-Sectional Studies
  5. Chan CK, Lam TY, Mohanavel L, Ghani JA, Anuar ASK, Lee CJ, et al.
    Am J Infect Control, 2024 Jan;52(1):35-40.
    PMID: 37423404 DOI: 10.1016/j.ajic.2023.06.022
    BACKGROUND: Recent studies found white coats to be reservoirs for bacteria and medical students did not conform to proper hygiene measures when using these white coats. We investigated the knowledge, attitude, and practice (KAP) of medical students toward white coat use in clinical settings (LAUNDERKAP).

    METHODS: A validated, online-based survey was disseminated to 670 students from four Malaysian medical schools via random sampling. Scores were classified into good, moderate, or poor knowledge and practice, and positive, neutral, or negative attitude. Mann-Whitney U and Kruskal-Wallis tests were used to analyze the relationship between demographic variables and knowledge, attitude, and practice scores.

    RESULTS: A total of 492/670 students responded (response rate: 73.4%). A majority showed negative attitudes (n = 246, 50%), poor knowledge (n = 294, 59.8%), and moderate practice (n = 239, 48.6%). Senior and clinical year students had more negative attitudes. Male students had higher knowledge, while students from private medical schools and preclinical years had better practice. There was a significant relationship between attitude and practice (r = 0.224, P 

    Matched MeSH terms: Cross-Sectional Studies
  6. Zain E, Rahman N, Khan SA, Farook MS, Khan E, Jubapu AS, et al.
    Telemed J E Health, 2024 Jan;30(1):214-222.
    PMID: 37358591 DOI: 10.1089/tmj.2023.0075
    Introduction: COVID-19 disease has resulted in suspension of all nonurgent routine dental treatments. In view of COVID-19 situation, social distancing, movement restriction orders, and affected health care systems, there is an urgent need to resume and deliver oral health care remotely. Hence, alternative means of dental care should be available for both patients and dentists. Therefore, this study aims to assess patients' readiness for teledentistry in Malaysian urban population attending an undergraduate teaching university. Methods: A cross-sectional study was conducted among 631 adult patients visiting the Faculty of Dentistry, SEGi University, from January 2020 to May 2021 in Selangor, Malaysia. A validated, self-administered, 5-point Likert scale online questionnaire comprising five domains was administered. (1) Patients' demographics and dental history, (2) patients' access to teledentistry, (3) patients' understanding towards teledentistry, (4) patients' willingness, and (5) barriers in using teledentistry were used to collect the required information. Results: Six hundred and thirty-one (n = 631) participants responded to the questionnaire. Ninety percent of patients were able to connect to Wi-Fi services independently and 77% participants were comfortable using online communication platforms. Seventy-one percent of the participants agreed that video and telephone clinics can reduce chances of infection rather than face-to-face consultation during the pandemic. Fifty-five percent of patients felt that virtual clinics would save time and 60% thought it could reduce travelling costs. Fifty-one percent showed their willingness to use video or telephone clinics when implemented at onsite clinics. Conclusion: Our study shows the readiness of patients to accept teledentistry as an alternative method of oral care if appropriate training and education are provided. The results of this study have prompted an increase in patients' education and shown a need to train clinicians and patients to integrate this technology at SEGi University. This might facilitate unhindered dental consultation and care in all situations.
    Matched MeSH terms: Cross-Sectional Studies
  7. Farhani S, Sulizah S, Siti Khalimah R, Jasrinjeet Kaur K, Nur Hidayah Z, Nur Athirah R, et al.
    Med J Malaysia, 2024 Jan;79(1):68-73.
    PMID: 38287760
    INTRODUCTION: Studies showed that vildagliptin can lower HbA1c levels by 0.8%-1%. However, there is limited data looking at vildagliptin use among suburban populations. The efficacy of vildagliptin use may differ among different populations, especially those with low socio-economic status. Thus, this study aimed to assess the HbA1c reduction after vildagliptin initiation, treatment patterns and the reason for its initiation among patients with type 2 diabetes mellitus attending outpatient clinics in Kuala Selangor District, Selangor.

    MATERIALS AND METHODS: This is a cross-sectional, retrospective study design. All patients who received vildagliptin in the Pharmacy Integrated Health System (PHIS) registry database from 2016 to 2021 were included as study samples. The exclusion criteria were being less than 18 years old and having type 1 diabetes mellitus. Patients' medical records were retrieved after sampling, and data were collected. One medical record was missing, thus SPSS analysis were performed on 144 vildagliptin users.

    RESULTS: In total, 84 females (58.3%) and 60 males (41.7%) with a mean age of 62.1 (±10.1) years were analysed in this study. Mean HbA1c pre-therapy was 8.5 ± 2.1%; while posttherapy 6 months demonstrated a mean HbA1c of 7.9 ± 1.8%. Use of vildagliptin alone or as an adjunct was associated with a mean reduction of 0.6% in HbA1c (p = 0.01). Factors influencing this HbA1c reduction were advancing age, specifically individuals aged 62 years and older (p = 0.02), patients who are already receiving insulin therapy (p=0.00) and those who express a willingness to commence insulin treatment during the counselling session prior to initiating the treatment plan (p = 0.00). Reasons for vildagliptin initiation documented by prescribers were non-insulin acceptance (n = 59, 40.97%), frequent hypoglycaemia (n = 6, 4.1%) and non-compliance with medications (n = 23, 15.9%). There was no association between demographic, medical background and reason for starting vildagliptin variables and HbA1c reduction (p < 0.001).

    CONCLUSION: This study showed that initiating vildagliptin alone or as an adjunct therapy significantly reduced HbA1c and is beneficial for uncontrolled diabetes patients. While advancing age, concurrent administration of insulin and the patients' willingness to accept insulin treatment prior to the commencement of therapy were the factors that influenced HbA1c reduction among patients receiving vildagliptin therapy, we recommend primary care providers prioritise all of the significant variables discovered before initiating vildagliptin for their patients.

    Matched MeSH terms: Cross-Sectional Studies
  8. Nassir KF, Ali BM, Ibrahim ZH, Qasim ZJ, Mahdi SG, Mustafa NM, et al.
    Med J Malaysia, 2024 Jan;79(1):74-79.
    PMID: 38287761
    INTRODUCTION: Salmonella typhi could infect the intestinal tract and the bloodstream or invade body organs and secrete endotoxins. It is endemic in developing countries. It is increasingly evolving antimicrobial resistance to several commonly used antimicrobial agents.

    MATERIALS AND METHODS: A cross-sectional study was done at Iraqi Communicable Disease Control Center, where all confirmed cases of Salmonella typhi are reported, for a period 2019-2021. All demographic, epidemiological and clinical characteristics of patients, comorbidities, type of samples, distribution of S. typhi by age and gender, time distribution in each year and profile of bacterial resistance and sensitivity to antibiotics were gathered and analysed.

    RESULTS: Most samples were taken from blood. The mean age of cases during 2019, 2020 and 2021 was 18.7 ± 6.5, 17.7 ± 14.1 and 17.3 ± 12.8. Males constituted 56.7%, 58.5% and 39.8%, respectively. Some cases had comorbidities. Most cases had headache and fever. Some of them had nausea, diarrhoea, vomiting and epigastric pain. The age and sex were significantly associated with years of reporting. The most months of case reporting were June-July (2019 and 2021), Jan. -Feb. (2020). There was an obvious increase in S. typhi resistance to ceftriaxone (92.2%, 86.1%, 88.8%) and ampicillin (77.1%, 76.9%, 81.27%). There was a gradual increase in sensitivity to tetracycline (83.1%, 88.1%, 94%), cotrimoxazole (86.7%, 86.1%, 92.2%), ciprofloxacin (78.3%, 90.1%, 87.8%) and cefixime (77.7%, 72.3%, 72.7%).

    CONCLUSIONS: There was a sharp rise in resistance rates of the S. typhi in Iraq (during 2019-2021) to ceftriaxone and ampicillin, while there were highest sensitivity rates to imipenem, aztreonam and chloramphenicol. The following recommendations were made: (1) Improvement of general hygiene and food safety measures. (2) Emphasis on vaccination and surveillance of Salmonella infection. (3) Rational use of appropriate antibiotics through implementation of treatment guidelines. (5) Educate communities and travelers about the risks of S. typhi and its preventive measures.

    Matched MeSH terms: Cross-Sectional Studies
  9. Md Nor MZ, Said AH, Che Man M, Yusof MZ
    Med J Malaysia, 2024 Jan;79(1):34-41.
    PMID: 38287755
    INTRODUCTION: Patient satisfaction is widely used to monitor the quality of health care services. A significant patient load may influence health care services and patient satisfaction. Klinik Kesihatan Bandar Kuantan, Pahang (KKBK) has the highest patient loads in Pahang state, followed by Klinik Kesihatan Beserah and Klinik Kesihatan Kurnia. There are up to 700 attendees at KKBK per day, representing a population of 209679. KKBK had receives several complaints and patient unhappiness with its health care services, despite the administration's efforts to improve the clinics healthcare delivery. Thus, this study aimed to measure patients' satisfaction towards health care services at Pahang's highest patient loads primary care clinic.

    MATERIALS AND METHODS: A cross-sectional study was conducted at Klinik Kesihatan Bandar Kuantan, Kuantan, Pahang. Patients were selected using stratified random sampling, and 201 participants were selected. The selected participants were asked to fill up the self-administered validated questionnaires consisting of background characteristics and Patient Satisfaction Questionnaire 18 (PSQ-18). Data collection period was from March 2022 to August 2022. Descriptive analysis was used to describe the background characteristics of respondents and the score of patient satisfaction. Multiple linear regression was used to determine the factors associated with patient satisfaction while adjusting for cofounders.

    RESULTS: A total of 201 eligible data points were analysed in the study. The respondent mean age was 47.1 ± 16.9. Most respondents were Malay (68.7%), having secondary education (54.2%) and predominantly from the B40 income class (88.1%). The overall mean patient satisfaction score was 3.83 ± 0.31. There were significant associations between overall satisfaction with patient education level (B = -0.144; 95% CI -0.246, -0.042; p = 0.006), waiting time (B = -0.371; 95% CI -0.534, -0.209; p = 0.001) and consultation duration (B = -0.154; 95% CI -0.253, -0.055; p = 0.0020). It was found that patients with secondary education were less satisfied compared to patients with primary education level on health care services they received. Meanwhile, those who were not happy with the waiting time and consultation duration showed less satisfaction with overall healthcare services.

    CONCLUSION: Despite serving the most significant number of patients in Pahang state, most of the patient were satisfied by the health care services at Klinik Kesihatan Bandar Kuantan. However, it is recommended to improve the waiting time and the consultation time in this clinic.

    Matched MeSH terms: Cross-Sectional Studies
  10. Mas Fazlin MJ, Ching ZH, Azat AA, Mohamed Faisal AH
    Med J Malaysia, 2024 Jan;79(1):21-27.
    PMID: 38287753
    INTRODUCTION: Spirometry is considered as a 'gold standard' for diagnosis of asthma. Impulse oscillometry (IOS) is an alternative diagnostic tool which requires less cooperation by the participants. We performed a study to determine the correlation of IOS with bronchodilator reversibility from spirometry in asthmatic participants. We studied the correlation between forced expiratory flow (FEF25%-75%) and differences between the resistance at 5Hz and 20Hz (R5-R20) in small airway disease (SAD) and the proportion of SAD diagnosed using IOS.

    MATERIALS AND METHODS: This was a cross-sectional study involving 82 asthmatic participants in Hospital Canselor Tuanku Muhriz (HCTM), Universiti Kebangsaan Malaysia (UKM) conducted between December 2020 till January 2022. Participants performed pre- and post-bronchodilator IOS and spirometry within the same day. Correlation between spirometry and IOS parameters and FEF25%-75% with IOS were determined and analysed.

    RESULTS: The change of forced expiratory volume in 1 second (FEV1) was statistically correlated with a change of R5 in IOS. A decrement of 14.5% in R5 can be correlated with positive bronchodilator response (BDR) with a sensitivity of 63.9% and specificity of 60.9%, p=0.007. Pre-bronchodilator FEF25%-75% correlated with all parameters of SAD in IOS, e.g., R5-R20, reactance at 5Hz (X5) and area of reactance (AX), p < 0.05. IOS detection for SAD is higher compared to FEF25%-75% in the BDR negative group (91.3% vs 58.7%).

    CONCLUSION: IOS detected both bronchodilator reversibility and SAD hence can be considered as an alternative tool to spirometry for diagnosis of asthma in adults. IOS detected SAD more than FEF25%-75%, especially in BDR-negative group.

    Matched MeSH terms: Cross-Sectional Studies
  11. Tan TL, Lau Q, Chiew SC, Thanusha, Mahmoud D, Manisha
    Med J Malaysia, 2024 Jan;79(1):52-59.
    PMID: 38287758
    INTRODUCTION: Maternal medicine is important and complex. It focuses on the care of mothers with comorbidities or medical disorders during pregnancy. To date, there are limited tools to assess clinicians' knowledge, attitude and practice (KAP) in this field.

    MATERIALS AND METHODS: This study aims to develop and validate a questionnaire measuring the KAP of clinicians towards maternal medicine. Literature reviews, item generation and multiple experts' reviews were conducted during the questionnaire development phase. Convenient sampling was undertaken for this cross-sectional survey. A total of 168 clinicians from one tertiary hospital and three health clinics participated in thepilot testing using the modified questionnaire. In addition, test-retest was performed on 30 participants to examine its reliability, whilst exploratory factor analysis (EFA) was undertaken to determine its construct validity.

    RESULTS: This finalised questionnaire contained 36 items with excellent content validity. Pertaining to test-retest reliability, all knowledge domain items showed Kappa values > 0.20, except item K29; attitude domain items overall Cronbach's alpha was 0.787 with corrected item-total correlation > 0.300 and lastly, all items in practice domain achieved intra-class correlation index > 0.700, except P2.5. EFA supported four factor structures, but six items were removed due to the following reasons: cross loading, negative or poor loading factor (< 0.3).

    CONCLUSION: Overall, this instrument has an acceptable psychometric property, content validity, internal reliability and construct validity. It is hope that this questionnaire would be validated in other populations and be used in future research to enrich our understanding of clinicians' KAP towards maternal medicine.

    Matched MeSH terms: Cross-Sectional Studies
  12. Wan Abdul Rahman WM, Saddki N, Mahmood Z, Hasan R, Samsudin NA
    Med J Malaysia, 2024 Jan;79(1):1-8.
    PMID: 38287750
    INTRODUCTION: Women's important roles within families which include modelling appropriate oral health behaviours require them to have good knowledge and positive attitude in oral health. This study determined knowledge and attitude towards children's oral health among first-time mothers and factors associated with the attributes.

    MATERIALS AND METHODS: A total of 154 first-time mothers in the third trimester of pregnancy who attended two health clinics in the state of Sarawak, Malaysia for antenatal care participated in this cross-sectional study. A structured selfadministered questionnaire was used to measure the variables of interest.

    RESULTS: Most mothers could correctly identify the aetiological factors of dental caries and strategies for preventing the disease in children. However, a substantial portion could not identify certain cariogenic and noncariogenic foods or drinks. Most pregnant women have appropriate attitudes towards children's oral health although some showed unfavourable attitude about care of primary teeth. Women who were older and had attended a talk on children's oral health were more likely to have higher mean knowledge score than their respective counterparts, and higher mean knowledge score was associated with higher mean attitude score.

    CONCLUSION: Most first-time mothers in this study had correct knowledge and favourable attitude about children's oral health, although misunderstandings and misperceptions in several issues were also common. Significant association found between experience of attending oral health talk and oral health knowledge, and between oral health knowledge and attitude, substantiate the importance of an educational intervention program to optimise the mothers' roles in caries prevention in children.

    Matched MeSH terms: Cross-Sectional Studies
  13. Haryanto, Amrullah S, Pratama SF, Agustini F, Pasmawati, Khairillah YN, et al.
    Med J Malaysia, 2024 Jan;79(1):60-67.
    PMID: 38287759
    INTRODUCTION: Research on diabetic foot ulcers (DFU) infection is limited to the first wound. Therefore, this study aimed to evaluate the relationship between wound classification (Wagner and SHID), and foot care against severity infection of DFU recurrent that may contribute to an increased susceptibility to infection among individuals with recurrent DFUs.

    MATERIALS AND METHODS: A cross-sectional design was used in this study involving 245 participants of type 2 diabetes mellitus (T2DM) was conducted at a Kitamura Wound Care Clinic, PKU Muhammadiyah, located in Pontianak, West Kalimantan, Indonesia, between September 2022 and February 2023. The Kruskal-Wallis test was used to assess the relationship between the foot care practices and infection status. A linear regression test to examine the independent risk factors.

    RESULTS: Wounds' characteristics regarding foot care practice group were significantly including more than 5 months wound heal from previous wounds (p = 0.045), the percentage of wound site on dorsal was higher in the foot care practice group (p < 0.001), the percentage had no deformity feet was higher in the foot care practice group (p < 0.001), the percentage had no previous amputation feet was higher in the foot care practice group (p < 0.001). Also, the percentage had grade three was higher in the foot care practice group (p < 0.001), the percentage had grade three was higher in the foot care practice group (p < 0.001), and the percentage had mild infection status was higher in the foot care practice group (p < 0.001). The predictors of diabetic foot infection were Wagner and SHID classification and foot care (p < 0.001, p < 0.001, and p < 0.01) respectively.

    CONCLUSION: This study demonstrated that foot-care behaviour in diabetic patients in Indonesia is poor. In addition, this study also has shown Wagner grading, SHID grading, and foot-care are predictors of infection in recurrent DFUs.

    Matched MeSH terms: Cross-Sectional Studies
  14. Rawindran H, Arif Bin Hut N, Vrasna DK, Goh PS, Lim JW, Liew CS, et al.
    Chemosphere, 2024 Jan;346:140591.
    PMID: 37918531 DOI: 10.1016/j.chemosphere.2023.140591
    Current study had made a significant progress in microalgal wastewater treatment through the implementation of an economically viable polyethylene terephthalate (PET) membrane derived from plastic bottle waste. The membrane exhibited an exceptional pure water flux of 156.5 ± 0.25 L/m2h and a wastewater flux of 15.37 ± 0.02 L/m2h. Moreover, the membrane demonstrated remarkable efficiency in selectively removing a wide range of residual parameters, achieving rejection rates up to 99%. The reutilization of treated wastewater to grow microalgae had resulted in a marginal decrease in microalgal density, from 10.01 ± 0.48 to 9.26 ± 0.66 g/g. However, this decline was overshadowed by a notable enhancement in lipid production with level rising from 181.35 ± 0.42 to 225.01 ± 0.11 mg/g. These findings signified the membrane's capacity to preserve nutrients availability within the wastewater; thus, positively influencing the lipid synthesis and accumulation within microalgal cells. Moreover, the membrane's comprehensive analysis of cross-sectional and surface topographies revealed the presence of macropores with a highly interconnected framework, significantly amplifying the available surface area for fluid flow. This exceptional structural attribute had substantially contributed to the membrane's efficacy by facilitating superior filtration and separation process. Additionally, the identified functional groups within the membrane aligned consistently with those commonly found in PET polymer, confirming the membrane's compatibility and efficacy in microalgal wastewater treatment.
    Matched MeSH terms: Cross-Sectional Studies
  15. Zhang Y, Wang L, Wu W, Zhang S, Zhang M, She W, et al.
    Int J Nurs Stud, 2024 Jan;149:104631.
    PMID: 37963423 DOI: 10.1016/j.ijnurstu.2023.104631
    BACKGROUND: Factors that predict the quality of bowel preparation in older adults are unclear, and current guidelines do not provide specific recommendations.

    OBJECTIVE: This meta-analysis aimed to identify risk factors for inadequate bowel preparation in older patients.

    METHODS: PubMed, Embase, Web of Science, China National Knowledge Infrastructure (CNKI), Wanfang, and VIP databases were searched from their inception to February 2023. Cohort and cross-sectional studies exploring the risk factors for inadequate bowel preparation were included in this systematic review. Odds ratio (OR) values from individual studies were pooled using fixed-effects and random-effects models. In addition, a sensitivity analysis and assessment of publication bias were performed.

    RESULTS: This meta-analysis included six studies (n = 1553) on previous abdominal surgery, six studies (n = 1494) on constipation, seven studies (n = 1505) on diabetes, eight studies (n = 2093) on non-compliance with the diet regimen, seven studies (n = 1350) on incomplete intake of laxative, and nine studies (n = 2163) on inadequate exercise during preparation. The pooled analysis showed that history of abdominal surgery (OR = 2.72; 95 % confidence interval, CI: 2.07 to 3.56), constipation (OR = 3.56, 95 % CI: 2.41 to 5.25), diabetes (OR = 2.54, 95 % CI: 1.81 to 3.57), non-compliance with the diet regimen (OR = 2.51, 95 % CI: 1.96 to 3.21), incomplete intake of laxative (OR = 2.43, 95 % CI: 1.60 to 3.67), and inadequate exercise during preparation (OR = 3.13, 95 % CI: 2.39 to 4.11) were independent risk factors for inadequate bowel preparation in older patients undergoing colonoscopy.

    CONCLUSIONS: Three comorbid factors and three behavioral factors were significantly associated with inadequate bowel preparation in older adults. This meta-analysis provides valuable information for developing predictive models of poor bowel preparation.

    Matched MeSH terms: Cross-Sectional Studies
  16. Farah IO, Hasan MN
    Mymensingh Med J, 2024 Jan;33(1):286-293.
    PMID: 38163805
    Increasing age is the main risk factor for chronic illnesses. The illnesses are not only physical, but also affect their psychological well-being and this has a significant effect on their quality of life. Numerous researches have shown that there is high prevalence of psychological distress in different medical and surgical patients while considerable percentage that is not detected by doctors. The study was conducted to identify the prevalence and risk factors of psychological distress in older people seeking health care at hospital in Dhaka city. This was a cross-sectional study conducted in the Bangladesh Association for the Aged and Institution of Geriatric Medicine (Bangladesh Probin Hospital) in Dhaka city, Bangladesh. A total of 451 older people seeking for healthcare was interviewed face-to-face using a standard Bengali validated General Health Care Questionnaire-12 (GHQ-12). Recruitment of respondents was based on the systematic random sampling of the older people aged at or more than 60 years who were seeking health care at hospital in Dhaka city. A total of 59.65% (n=269) participants were found to have psychological distress. Age of more than 75, education up to secondary level, being unemployment, living alone, respondents with lower socioeconomic background, not having spouse, history of bereavement was found to be significantly associated with psychological distress. Other factors such as smokers, respondents who consume alcohol, physically inactive older people, older people with multiple comorbidities and having diagnosed with a disease more than 6 months were found to be associated with psychological distress. Majority of the older patients with physical illness were distressed. The prevalence of psychological distress among older peoples seeking for healthcare with multiple comorbidities who seek care in the hospital was very high (59.65%). Age, education, marital status, history of bereavement, smoking, alcohol use, physical activity and presence of multiple comorbidities were independent determinants of psychological distress among older people seeking for healthcare. Encouraging healthy lifestyle through cessation of smoking and alcohol use and increasing physical activity could be an effective step in reducing psychological comorbidities among older people seeking for healthcare.
    Matched MeSH terms: Cross-Sectional Studies
  17. Huang X, Lee K, Wang MC, Shah NS, Perak AM, Venkatesh KK, et al.
    JAMA Pediatr, 2024 Jan 01;178(1):65-72.
    PMID: 37955913 DOI: 10.1001/jamapediatrics.2023.4907
    IMPORTANCE: Preterm birth is a major contributor to neonatal morbidity and mortality, and considerable differences exist in rates of preterm birth among maternal racial and ethnic groups. Emerging evidence suggests pregnant individuals born outside the US have fewer obstetric complications than those born in the US, but the intersection of maternal nativity with race and ethnicity for preterm birth is not well studied.

    OBJECTIVE: To determine if there is an association between maternal nativity and preterm birth rates among nulliparous individuals, and whether that association differs by self-reported race and ethnicity of the pregnant individual.

    DESIGN, SETTING, AND PARTICIPANTS: This was a nationwide, cross-sectional study conducted using National Center for Health Statistics birth registration records for 8 590 988 nulliparous individuals aged 15 to 44 years with singleton live births in the US from 2014 to 2019. Data were analyzed from March to May 2022.

    EXPOSURES: Maternal nativity (non-US-born compared with US-born individuals as the reference, wherein US-born was defined as born within 1 of the 50 US states or Washington, DC) in the overall sample and stratified by self-reported ethnicity and race, including non-Hispanic Asian and disaggregated Asian subgroups (Asian Indian, Chinese, Filipino, Japanese, Korean, Pacific Islander, Vietnamese, and other Asian), non-Hispanic Black, Hispanic and disaggregated Hispanic subgroups (Cuban, Mexican, Puerto Rican, and other Hispanic), and non-Hispanic White.

    MAIN OUTCOMES AND MEASURES: The primary outcome was preterm birth (<37 weeks of gestation) and the secondary outcome was very preterm birth (<32 weeks of gestation).

    RESULTS: Of 8 590 988 pregnant individuals included (mean [SD] age at delivery, 28.3 [5.8] years in non-US-born individuals and 26.2 [5.7] years in US-born individuals; 159 497 [2.3%] US-born and 552 938 [31.2%] non-US-born individuals self-identified as Asian or Pacific Islander, 1 050 367 [15.4%] US-born and 178 898 [10.1%] non-US-born individuals were non-Hispanic Black, 1 100 337 [16.1%] US-born and 711 699 [40.2%] non-US-born individuals were of Hispanic origin, and 4 512 294 [66.1%] US-born and 328 205 [18.5%] non-US-born individuals were non-Hispanic White), age-standardized rates of preterm birth were lower among non-US-born individuals compared with US-born individuals (10.2%; 95% CI, 10.2-10.3 vs 10.9%; 95% CI, 10.9-11.0) with an adjusted odds ratio (aOR) of 0.90 (95% CI, 0.89-0.90). The greatest relative difference was observed among Japanese individuals (aOR, 0.69; 95% CI, 0.60-0.79) and non-Hispanic Black individuals (aOR, 0.74; 0.73-0.76) individuals. Non-US-born Pacific Islander individuals experienced higher preterm birth rates compared with US-born Pacific Islander individuals (aOR, 1.15; 95% CI, 1.04-1.27). Puerto Rican individuals born in Puerto Rico compared with those born in US states or Washington, DC, also had higher preterm birth rates (aOR, 1.07; 95% CI, 1.03-1.12).

    CONCLUSIONS AND RELEVANCE: Overall preterm birth rates were lower among non-US-born individuals compared with US-born individuals. However, there was substantial heterogeneity in preterm birth rates across maternal racial and ethnic groups, particularly among disaggregated Asian and Hispanic subgroups.

    Matched MeSH terms: Cross-Sectional Studies
  18. Mohamed A, Mat Sanusi NSA, Azman NS, Zailani NS, Jasmin NH, Che Isa IN
    Radiography (Lond), 2024 Jan;30(1):388-393.
    PMID: 38159357 DOI: 10.1016/j.radi.2023.12.006
    INTRODUCTION: Postgraduate education in medical imaging is an important platform that can support in preparing radiographers for the role extension and advancement in radiography. Thus, this study aims to identify the factors influencing final year radiography students' intention to pursue postgraduate education in medical imaging.

    METHODS: An online cross-sectional survey was conducted among final year students in medical imaging programs from six institutions in Malaysia. Purposive convenience sampling has been employed. Data collection was related to students' interest in postgraduate study and possible factors that may affect students' intention to pursue postgraduate education after study degree completion. The questionnaire was a combination of a Likert Scale and open-ended question.

    RESULTS: A total of 148 (female, n = 132 and male, n = 16) responses were included in the analysis. Among the participants, n = 93 (62.8 %) of students intended to pursue study. The highest choice of study was mixed mode (41.9 %) and cardiac imaging was the field of choice by the students (22.3 %). Five factors have been found to significantly correlate with the students' intention to pursue postgraduate study in medical imaging which were student attributes, being an academician, remuneration, finance, and social influences (p  0.05).

    CONCLUSION: Five out of seven factors tested were found to significantly influence students' decision to pursue postgraduate education in medical imaging. Effective strategies based on the influencing factors should be strategized to encourage more students to pursue postgraduate education in medical imaging.

    IMPLICATIONS FOR PRACTICE: Implementation of effective strategies based on the influencing factors will improve access to education among radiography students, ultimately enhancing future radiographers' capability and competency.

    Matched MeSH terms: Cross-Sectional Studies
  19. Fadzil SS, Bulgiba A
    Asia Pac J Public Health, 2024 Jan;36(1):119-122.
    PMID: 37864305 DOI: 10.1177/10105395231207234
    Commuting accidents account for 48% of work-related accidents in Malaysia. However, commuting accidents among health care workers are understudied and formally reported commuting accident numbers among nurses are likely to be an underestimate of actual numbers. This is the first study in Malaysia to attempt to establish the true incidence and associated factors for commuting accidents among nurses in Malaysia. A cross-sectional study was conducted to determine the true incidence of commuting accidents and its associated factors among public hospital nurses in Selangor, Malaysia. A validated and pilot-tested self-reported questionnaires were distributed to all nurses via an online-based platform. This study found a significant difference between the incidence of formally reported and self-reported commuting accidents from 2018 to 2022, with incidence rates ranging between 0.3 and 8.6 per 1000 nurses. Multivariable logistic regression showed that nurses working in district hospitals had lower odds to be involved in commuting accidents, while nurses working in clinical departments and traveling longer distances between home and workplaces had increased odds of commuting accidents.
    Matched MeSH terms: Cross-Sectional Studies
  20. Yan LY, Peng TL, Goni MD
    Vet Parasitol Reg Stud Reports, 2024 Jan;47:100952.
    PMID: 38199695 DOI: 10.1016/j.vprsr.2023.100952
    The close relationship between dogs and humans has led to concerns regarding the transmission of zoonotic pathogens through ectoparasites such as ticks. This study aimed to investigate the occurrence of ticks and the intensity on stray dogs with specific risk factors (size, sex, neutering status, body part). Additionally, identifying the predilection sites of ticks on stray dogs was crucial for developing an effective tick control program in Malaysia. A cross-sectional study was conducted among 64 stray dogs from Kelantan and Selangor States. These dogs were subjected to integumentary examinations, collecting 431 ticks comprising Rhipicephalus sanguineus s.l. "tropical lineage" and Haemaphysalis bispinosa from 53 infested dogs. The overall occurrence of tick infestation was 82.81% (53/64), with an average intensity of 8.13 ticks (range: 1-17) per stray dog. All the potential risk factors considered in this study showed no statistically significant result (P value >0.05). The head, ear, and neck were the most preferred attachment sites for ticks. These findings underscore the importance of implementing tick control programs for stray dogs, which serve as reservoirs of ticks and tick-borne pathogens for owned dogs and humans.
    Matched MeSH terms: Cross-Sectional Studies
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