Displaying publications 41 - 60 of 1226 in total

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  1. AlTamimi JZ, AlFaris NA, Alshwaiyat NM, Alkhalidy H, AlKehayez NM, Alsemari MA, et al.
    Medicine (Baltimore), 2023 Apr 14;102(15):e33555.
    PMID: 37058044 DOI: 10.1097/MD.0000000000033555
    Adults are increasingly eating fast-food, which is connected to adverse health outcomes such as obesity and chronic diseases. This work was carried out to study the prevalence of fast-food intake among a multi-ethnic population of middle-aged men and its connection with sociodemographic factors and obesity. This cross-sectional study enrolled 1800 middle-aged men from Riyadh, Kingdom of Saudi Arabia. A valid and reliable questionnaire was used to assess participants fast-food intake frequency. Fast-food was consumed weekly by 87.8% of participants and daily by 45.6% of participants. The nationality of participants was determined as a predictor of fast-food intake. The highest and lowest prevalence of weekly fast-food intake was reported among Turkish (99.6%) and Sudanese (48.3%) participants. The highest and lowest daily intake rates were reported among participants from the Philippines (85.9%) and Bangladesh (10.0%). Another factor predicting fast-food intake was obesity. Obese participants had a significantly higher odds ratio (OR) of weekly (OR = 5.83, P
    Matched MeSH terms: Ethnic Groups*
  2. AlTamimi JZ, Alshwaiyat NM, Alkhalidy H, AlKehayez NM, Alagal RI, Alsaikan RA, et al.
    PMID: 36981770 DOI: 10.3390/ijerph20064861
    Sugar-sweetened beverages are frequently consumed among adults and are linked with the incidence of obesity. We aimed to determine rates of weekly and daily sugar-sweetened beverage intake in a multi-ethnic population of young men and their association with sociodemographic characteristics and obesity. This cross-sectional study included 3600 young men who lived in Riyadh, KSA. Participants' sociodemographic characteristics and frequency of sugar-sweetened beverage consumption were gathered through personal interviews. The outcome variables in this study are based on the weekly and daily consumption of sugar-sweetened beverages. Weight and height were measured following standard protocols. The rates of weekly and daily sugar-sweetened beverage intake by participants were 93.6% and 40.8%, respectively. Nationality was a predictor of weekly and daily consumption of sugar-sweetened beverages. The highest rates of weekly (99.5%) and daily (63.9%) consumption were observed in subjects from the Philippines and Yemen, respectively, while Bangladeshi subjects had the lowest rates of weekly (76.9%) and daily (6.9%) consumption. Obesity was another predictor of sugar-sweetened beverage consumption. Obese participants had a significantly higher odds ratio of weekly sugar-sweetened beverage consumption than non-obese subjects (OR = 4.53, p = 0.037). In conclusion, sugar-sweetened beverage consumption was relatively high and our results support an association between the consumption of sugar-sweetened beverages and certain sociodemographic variables and obesity.
    Matched MeSH terms: Ethnic Groups*
  3. Alaudeen S, Muslim N, Faridah K, Azman A, Arshat H
    Malays J Reprod Health, 1988 Dec;6(2):102-7.
    PMID: 12342169
    PIP: The influence of socioeconomic status (ethnicity, income and parity) on electrolyte composition (sodium and potassium) in human milk is little known. We have thus quantitatively analyzed approximately 700 samples of milk (1-90 days postpartum) obtained from healthy Malaysian mothers' (Malay, Chinese and Indians) of full term infants. Results show that the mean concentration (mmol/l) of sodium is highest (48.2+or-1.7, Mean+or-SEM) in the Malaysian mothers' colostrum and this value decreased by 30% in their transitional milk and remained constant throughout subsequent days of lactation (mature milk). Ethnically, it is found that the level of sodium in colostrum of Malay and Chinese mothers were similar while the Indian mothers' colostrum showed apparently higher value (52.7+or-3.4 mmol/l) that is statistically insignificant. The transitional milk of all 3 ethnic groups studied exhibited similar levels of sodium. On subsequent days of lactation (mature milk) the Malay mothers exhibited lowest concentration (25.9+or-2.6 mmol/l) of sodium that is significantly (P0.05) different from that of Chinese and Indian mothers. Income and parity do not significantly affect the sodium level in Malaysian mothers' milk during all stages of lactation studied. The level of potassium, however did not change significantly with days of lactation. Like sodium, potassium too was not influenced by income and parity. (Author's).
    Matched MeSH terms: Ethnic Groups*
  4. Alavi M, Seng JH, Mustaffa MS, Ninggal MT, Amini M, Latif AA
    Percept Mot Skills, 2018 Nov 14.
    PMID: 30426868 DOI: 10.1177/0031512518809163
    Although several studies have examined the relationships among attention, impulse control, gender, and academic achievement, most have focused on clinical samples and have considered only one or two academic subjects. This study investigated these relationships among typically developing children using general achievement measures (academic scores and grades). Our participants were 270 typically developing primary school students (142 boys and 128 girls) of different nationalities living in Malaysia, recruited with purposive sampling with a mean age of 9.75 years. We found that both attention and impulse control significantly predicted academic achievement. Girls had a higher level of attention and impulse control than boys, but gender was not a significant moderator between either attention or impulse control and academic achievement. We discuss the implications of these findings and the need for further research.
    Matched MeSH terms: Ethnic Groups
  5. Alfizah H, Ramelah M, Rizal AM, Anwar AS, Isa MR
    Helicobacter, 2012 Oct;17(5):340-9.
    PMID: 22967117 DOI: 10.1111/j.1523-5378.2012.00956.x
    Polymorphisms of Helicobacter pylori cagA and vacA genes do exist and may contribute to differences in H. pylori infection and gastroduodenal diseases among races in the Malaysian population. This study was conducted to characterize the polymorphisms in H. pylori cagA and vacA in Malaysian population.
    Matched MeSH terms: Ethnic Groups
  6. Alfizah, H., Rizal, A.M., Isa, M.R., Aminuddin, A., Jasmi, A.Y., Ramelah, M.
    Medicine & Health, 2010;5(1):13-21.
    MyJurnal
    Helicobacter pylori has been implicated as an aetiologic agent for type B chronic gastritis, peptic ulcer and gastric cancer. It is considered the most common bacterial infection in the world with approximately 50% of the population being infected. The majority of infected individuals are asymptomatic, with some developing gastritis only. However, chronic infection with H. pylori without antibiotic treatment predisposes infected individuals to the development of gastric cancer. The aim of this study is to determine active H. pylori infection among patients with symptoms of dyspepsia using three combinations of diagnostic methods. In this report, we studied 1,376 consecutive patients who underwent upper gastrointestinal endoscopy at Universiti Kebangsaan Malaysia Medical Center (UKMMC) for dyspepsia from the period January 1999 to December 2002. The classification of patient’s diagnosis was assessed by endoscopic and histological examination. The H. pylori status was determined by rapid urease test, histological examination or H. pylori culture. Presence of H. pylori infection was confirmed in 30.8% of patients with dyspepsia. H. pylori infection was more prevalent in older patients and in males compared to females. Patients with severe gastroduodenal diseases were more commonly infected with H. pylori. There was a significant difference in H. pylori prevalence among the different ethnic groups. Indians had the highest infection rate (45.4%), followed by Chinese (36.8%) and the lowest were seen in Malays (18.3%). This finding on determination of active H. pylori infection among patients with dyspepsia is consistent with serological studies that showed racial differences in H. pylori prevalence. However, the pattern of H. pylori infection does not reflect the prevalence of severe gastroduodenal diseases among different ethnic groups.
    Matched MeSH terms: Ethnic Groups
  7. Ali J, Kader HA, Hassan K, Arshat H
    Am J Clin Nutr, 1986 Jun;43(6):925-30.
    PMID: 3717068
    Our previous study showed vitamin E deficiency in newborns (69.7%) and mothers at term (85.9%) when the ratio between serum vitamin E in mg/dl and total lipids in g/dl was used as an indicator of vitamin E status. This study was conducted to determine the human milk content of vitamin E. During the first 12 days of lactation milk vitamin E levels remained almost constant (day 1, 0.68 mg/dl; day 12, 0.65 mg/dl), milk total lipid levels increased daily (day 1, 1.11 g/dl; day 12, 3.60 g/dl), and the ratio between milk vitamin E and total lipids dropped steadily (day 1, 1.3; day 12, 0.2). In spite of this drop in vitamin E status, it is unlikely that vitamin E availability will be affected in neonates, because normal neonates absorb milk fats well and this ability increases with age.
    Matched MeSH terms: Ethnic Groups
  8. Ali TB, Abidin KZ
    Community Dent Health, 2012 Mar;29(1):100-5.
    PMID: 22482259
    To assess effect of periodontal status of antenatal mothers on pregnancy outcomes in a selected population in Malaysia.
    Matched MeSH terms: Ethnic Groups
  9. Allia S, Norazmi MN, Panneerchelvam S, Zafarina Z
    Hum Immunol, 2019 Jul;80(7):423-424.
    PMID: 30836128 DOI: 10.1016/j.humimm.2019.02.015
    "Bumiputra" or "son of the soil" is a term used to represent the Malays and other indigenous populations of Malaysia. The Malays are Austronesian speaking population and originated from different parts of the Indo-Malay Archipelago. The migration of Malay population from different parts of Indo-Malay Archipelago were mainly due to trading purposes which shaped the current Malay sub-ethnic groups with unique culture and with distinctive dialects. In this study, HLA typing was carried out using Sequence-based Typing (SBT) method on 109 individuals comprising of four Malay sub-ethnic groups namely Kelantan (n = 28), Champa (n = 29), Patani (n = 25) and Mandailing (n = 27) Malays. The HLA data is available in the Allele Frequencies Net Database (AFND).
    Matched MeSH terms: Ethnic Groups/genetics*
  10. Almansour H, Gobbi M, Prichard J
    Int Nurs Rev, 2021 May 27.
    PMID: 34043818 DOI: 10.1111/inr.12699
    AIM: This paper is part of a larger doctoral study that investigated the impact of nationality on the job satisfaction of nurses and their intentions to leave Saudi Arabian government hospitals. The paper aims to gain an understanding of the impact of expatriate status on nurses' perceptions, by comparing the factors that influence job satisfaction among Saudi nurses to those that affect nurses recruited from other countries.

    BACKGROUND: Job satisfaction is a known predictor of nurse retention. Although there is a broad understanding of the factors that affect job satisfaction, little is known about how these vary between home and expatriate nurses working in countries which rely on a multicultural migrant workforce.

    METHODS: A descriptive qualitative approach was taken, in which 26 semi-structured interviews were conducted with nurses selected from different nationalities, all of whom were working in Saudi Arabian hospitals. Eight participants were Saudi Arabian, six Filipino, four Indian, four South African, two Jordanian and two Malaysian.

    FINDINGS: Five themes were identified that differentiated the perceptions of expatriates regarding their job satisfaction from those of the home nurses: separation from family, language and communication, fairness of remuneration, moving into the future and professionalism.

    CONCLUSION: Focusing on the enhancement of job satisfaction experienced by expatriate nurses can result in a healthier work environment and greater retention of these nurses.

    IMPLICATIONS FOR NURSING AND NURSING POLICY: To enhance nurse retention, policy makers in countries with migrant nurses should address their socio-economic needs. This includes providing both greater access to their dependent family members, and language lessons and cultural orientation to reduce linguistic and cultural challenges.

    Matched MeSH terms: Ethnic Groups
  11. Alrashdan MS, Alazzam M, Alkhader M, Phillips C
    BMC Med Educ, 2018 Nov 26;18(1):283.
    PMID: 30477562 DOI: 10.1186/s12909-018-1386-9
    BACKGROUND: Differences between dental students in terms of social, economic and cultural backgrounds are likely to impact their professional career plans. The aim of this study was to explore the professional career plans among final year dental students from different backgrounds at a single Middle Eastern institution (Jordan university of Science and Technology-JUST).

    METHODS: Fifth year dental students at JUST were invited to fill out a paper based self-administered questionnaire. Data was collected on students` demographics, their future career plans and the impact of social and economic changes on such plans, their interest in postgraduate studies and the specialty of choice in addition to the influence of a group of factors on that choice. Data was also collected on the value of non-academic workshops, guidance regarding career plans, participants` preferred pattern of work (full-time versus part-time) and retirement plans. Students were categorized according to their nationalities. Pearson's chi squared test, one way ANOVA and post hoc tests were used to measure statistical significance between measured variables and backgrounds of participants. The level of significance was set at P ≤ 0.05.

    RESULTS: A total of 227 students completed the survey (response rate = 84%). 47% of the participants were Jordanians, 27% were Malaysians, 11% were from Gulf States (Saudi Arabia, Bahrain, Kuwait and Qatar), 10% were from conflict zones in the Middle East (Syria, Iraq, Palestine and Yemen) and 5% comprised students from other nationalities. Significant differences were found between students from different backgrounds in their funding sources (Chi square = 132, P 

    Matched MeSH terms: Ethnic Groups
  12. Alwi ZB
    Malays J Med Sci, 2005 Jul;12(2):4-12.
    PMID: 22605952
    Pharmacogenomics is the study of how genetic makeup determines the response to a therapeutic intervention. It has the potential to revolutionize the practice of medicine by individualisation of treatment through the use of novel diagnostic tools. This new science should reduce the trial-and-error approach to the choice of treatment and thereby limit the exposure of patients to drugs that are not effective or are toxic for them. Single Nucleotide Polymorphisms (SNPs) holds the key in defining the risk of an individual's susceptibility to various illnesses and response to drugs. There is an ongoing process of identifying the common, biologically relevant SNPs, in particular those that are associated with the risk of disease. The identification and characterization of large numbers of these SNPs are necessary before we can begin to use them extensively as genetic tools. As SNP allele frequencies vary considerably across human ethnic groups and populations, the SNP consortium has opted to use an ethnically diverse panel to maximize the chances of SNP discovery. Currently most studies are biased deliberately towards coding regions and the data generated from them therefore are unlikely to reflect the overall distribution of SNPs throughout the genome. The SNP consortium protocol was designed to identify SNPs without any bias towards these coding regions. Most pharmacogenomic studies were carried out in heterogeneous clinical trial populations, using case-control or cohort association study designs employing either candidate gene or Linkage disequilibrium (LD) mapping approaches. Concerns about the required patient sample sizes, the extent of LD, the number of SNPs needed in a map, the cost of genotyping SNPs, and the interpretation of results are some of the challenges that surround this field. While LD mapping is appealing in that it is an unbiased approach and allows a comprehensive genome-wide survey, the challenges and limitations are significant. An alternative such as the candidate gene approach does offer several advantages over LD mapping. Ultimately, as all human genes are discovered, the need for random SNP markers diminishes and gene-based SNP approaches will predominate. The challenges will then be to demonstrate convincing links between genetic variation and drug responses and to translate that information into useful pharmacogenomic tests.
    Matched MeSH terms: Ethnic Groups
  13. Alzergany, Maha Makluf, Noor Azmi Mat Adenan, Aizura Syafinaz Ahmad Adlan
    MyJurnal
    Hysterectomy is one of the most common non-obstetric surgical procedures performed on women. Little is known about the factors affecting decision making process regarding hysterectomy in Malaysia. The study aimed to explore factors affecting women decision regarding hysterectomy among Malaysian women. This study has enrolled 100 women eligible for hysterectomy in the department of general gynecology ward in the university of Malaya hospital, Malaysia. A structured questionnaire was administered by interview. Descriptive analysis was used to obtain the frequencies. Chi square test and simple logistic regression test were performed to assess the association between variables. The majority of participants aged 41-50 years (52%) and married (74%). Twenty seven out of 100 participants made their decision on the operation within one month while 73 women decided after one month. Some complications were only known by the minority of patients such as injury to ureter (47%), injury to nerve (8%), incision hernia (18%), vault prolapse (21 %), and deep vein thrombosis (43%). Most of women delay their decision on the surgery (73%). Factors associated significantly with decision were ethnicity, religion, knowledge on complication, discussion with spouse and doctor.. Cultural factors, opinion of husband and doctors and knowledge of the complication play an important role in the decision of women. It is important to provide suitable information and social support for patients to help them in their decision-making. Participation and support from spouses and doctors should also be encouraged.
    Matched MeSH terms: Ethnic Groups
  14. Ambrose KK, Ishak T, Lian LH, Goh KJ, Wong KT, Ahmad-Annuar A, et al.
    BMJ Open, 2017 03 31;7(3):e010711.
    PMID: 28363916 DOI: 10.1136/bmjopen-2015-010711
    OBJECTIVE: The lack of epidemiological data and molecular diagnostic services in Malaysia has hampered the setting-up of a comprehensive management plan for patients with myotonic dystrophy type 1 (DM1), leading to delayed diagnosis, treatment and support for patients and families. The aim of this study was to estimate the prevalence of DM1 in the 3 major ethnic groups in Malaysia and evaluate the feasibility of a single tube triplet-primed PCR (TP-PCR) method for diagnosis of DM1 in Malaysia.

    DESIGN, SETTING AND PARTICIPANTS: We used PCR to determine the size of CTG repeats in 377 individuals not known to be affected by DM and 11 DM1 suspected patients, recruited from a tertiary hospital in Kuala Lumpur. TP-PCR was performed on selected samples, followed by Southern blot hybridisation of PCR amplified fragments to confirm and estimate the size of CTG expansion.

    OUTCOME MEASURES: The number of individuals not known to be affected by DM with (CTG)>18 was determined according to ethnic group and as a whole population. The χ2 test was performed to compare the distribution of (CTG)>18 with 12 other populations. Additionally, the accuracy of TP-PCR in detecting CTG expansion in 11 patients with DM1 was determined by comparing the results with that from Southern blot hybridisation.

    RESULTS: Of the 754 chromosomes studied, (CTG)>18 frequency of 3.60%, 1.57% and 4.00% in the Malay, Chinese and Indian subpopulations, respectively, was detected, showing similarities to data from Thai, Taiwanese and Kuwaiti populations. We also successfully detected CTG expansions in 9 patients using the TP-PCR method followed by the estimation of CTG expansion size via Southern blot hybridisation.

    CONCLUSIONS: The results show a low DM1 prevalence in Malaysia with the possibility of underdiagnosis and demonstrates the feasibility of using a clinical and TP-PCR-based approach for rapid and cost-effective DM1 diagnosis in developing countries.

    Matched MeSH terms: Ethnic Groups
  15. Anbukarsu, Aruna, Mohd Nazif Samat @ Darawi and Mohd Nazil Salleh
    MyJurnal
    ABO blood grouping is an important antigenic blood typing tools in blood transfusion and organ transplants. Mismatching of blood during transfusion would lead to undesired transfusion reactions. Due to rare occurrence of rare blood group such as A2 subtype, regular blood grouping technique would have missed the identification of blood group. Objectives: In this study, the identification of A2 subgroup using routine serological technique was validated via DNA sequencing technique. Materials and Methods: A total of 656 students participated in this study consist of Malay (87.0 %), Chinese (0.4 %), Indian (11.4 %) and others ethnic group (0.9%) respectively. Monoclonal antisera A, B, AB, D, A1 lectin and H lectin were used to identify the antigen on red blood cells. DNA sequence analysis was applied to examine single nucleotide polymorphisms (SNPs) at position 467 (substitution of C>T) and 1061 (deletion of C) on coding region of ABO gene. Results: Our findings showed of 656 blood samples, 256 (39.0%) were blood group O, 190 (29.0%) were blood group B, 179 (27.3%) were blood group A and 31(4.7%) were blood group AB. The frequency of A1 subgroup is 177 (99.0%) and A2 subgroup is 2 (1.0%). From 179 A blood group, only 2 samples showed negative reaction towards anti-A1 lectin. DNA sequence analysis revealed the SNPs at nucleotide 1061 position in sample 2, however this mutation was absence in sample 1, suggesting presence of another mutation that may result in the A2 phenotype. Conclusion: The current study reported the absence of 1061C deletion in A2 blood group sample among Malaysian population.
    Matched MeSH terms: Ethnic Groups
  16. Anderson AJ
    J Trop Pediatr, 1981 02;27(1):26-35.
    PMID: 7218412 DOI: 10.1093/tropej/27.1.26
    Matched MeSH terms: Ethnic Groups
  17. Anderson KH, Hill MA, Butler JS
    J Dev Econ, 1987 Aug;26(2):223-34.
    PMID: 12280709
    "This paper estimates a proportional hazards model for the timing of age at marriage of women in Malaysia. We hypothesize that age at marriage responds significantly to differences in male and female occupations, race, and age. We find considerable empirical support for the relevance of economic variables in determining age at marriage as well as evidence of strong differences in marriage patterns across races."
    Matched MeSH terms: Ethnic Groups*
  18. Aneesa Abdul Rashid, Navin Kumar Devaraj, Zuhra Hamzah, Tan Chai Eng
    MyJurnal
    Introduction: Diabetic control depends partially on self-management. Diabetes self-care is reported to be a strong predictor of glycemic control in Type 2 Diabetes Mellitus (T2DM) patients. Factors contributing to better self-care include self-efficacy and social support. We aim to determine effects of these factors on glucose control in T2DM patients in a primary care clinic. Methods: This study utilised data from a bigger study looking into factors affecting social support and self-efficacy and their correlation in T2DM patients. This study was done among 329 T2DM pa- tients attending a primary care clinic in Selangor, Malaysia between November 2013- January 2014. Systematic ran- dom sampling was used. Instruments used were the MOS Social Support Survey and the Diabetic Management Self Efficacy Scale (DMSES). Patients’ socio-demographic data and glucose monitoring records were obtained. The asso- ciation between social support and self-efficacy with blood glucose control was determined using logistic regression. Results: The mean age of the respondents is 54.6 (+11.2), mostly female (55.3%) and Malay ethnicity (63.5%). Being older and retired were predictors for good glucose control (OR=1.05,p=0.01 and OR=2.2,p=0.023) respectively. There is also significant correlations between number of close friends/relatives with social support and self-efficacy (r=0.162,p=0.030 and r=0.190,p=0.01) respectively. The correlation of social support and self-efficacy with HbA1c levels are r= -0.044(p=0.426) and r= -0.08(p= 0.744) respectively. Conclusion: There were no correlations between social support and self-efficacy with the level of HbA1c among patients with T2DM in this study. We found older aged and retired patients to have better HbA1c levels.
    Matched MeSH terms: Ethnic Groups
  19. Ang GY, Yu CY, Johari James R, Ahmad A, Abdul Rahman T, Mohd Nor F, et al.
    Ann Hum Biol, 2018 Mar;45(2):166-169.
    PMID: 29447003 DOI: 10.1080/03014460.2018.1440004
    BACKGROUND: CYP3A5 is the predominant sub-family of biotransformation enzymes in the liver and the genetic variations in CYP3A5 are an important determinant of inter-individual and inter-ethnic differences in CYP3A-mediated drug disposition and response.

    AIM: This study aims to investigate the genetic polymorphisms of CYP3A5 among the Orang Asli in Peninsular Malaysia using a next generation sequencing platform.

    METHODS: Genomic DNAs were extracted from blood samples of the three main Orang Asli tribes and whole-genome sequencing was performed.

    RESULTS: A total of 61 single nucleotide polymorphisms were identified and all the SNPs were located in introns except rs15524, which is in the 3'UTR, and 11 of these polymorphisms were novel. Two allelic variants and three genotypes were identified in the Orang Asli. The major allelic variant was the non-functional CYP3A5*3 (66.4%). The percentages of Orang Asli with CYP3A5*3/*3 (47.2%) and CYP3A5*1/*3 (38.1%) genotypes are more than twice the percentage of Orang Asli with CYP3A5*1/*1 (14.8%) genotype. Almost half of the Orang Asli harboured CYP3A5 non-expressor genotype (CYP3A5*3/*3).

    CONCLUSIONS: The predominance of the CYP3A5 non-expressor genotype among the Orang Asli was unravelled and the findings in this study may serve as a guide for the optimisation of pharmacotherapy for the Orang Asli community.

    Matched MeSH terms: Ethnic Groups/genetics*
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