Displaying publications 461 - 480 of 3549 in total

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  1. Amin NA, Nordin R, Fatt QK, Noah RM, Oxley J
    PMID: 25852937 DOI: 10.1186/s40557-014-0023-2
    OBJECTIVE: This study examined the relationships between psychosocial work factors and risk of WRMSDs among public hospital nurses in the Klang Valley, Malaysia.

    METHODS: We conducted a cross-sectional study among 660 public hospital nurses. A self-administered questionnaire was used to collect data on the occurrence of WRMSDs according to body regions, socio-demographic profiles, occupational information and psychosocial risk factors. 468 questionnaires were returned (response rate of 71%), and 376 questionnaires qualified for subsequent analysis. Univariate analyses were applied to test for mean and categorical differences across the WRMSDs; multiple logistic regression was applied to predict WRMSDs based on the Job Strain Model's psychosocial risk factors.

    RESULTS: Over two thirds of the sample of nurses experienced discomfort or pain in at least one site of the musculoskeletal system within the last year. The neck was the most prevalent site (48.94%), followed by the feet (47.20%), the upper back (40.69%) and the lower back (35.28%). More than 50% of the nurses complained of having discomfort in region one (neck, shoulders and upperback) and region four (hips, knees, ankles, and feet). The results also revealed that psychological job demands, job strain and iso-strain ratio demonstrated statistically significant mean differences (p risk factors illustrated significant association with the occurrence of WRMSDs in various regions of the body (OR: 1.52-2.14). Multiple logistic regression showed all psychosocial risk factors were significantly associated with WRMSDs across body regions (OR: 1.03-1.19) except for region 1 (neck, shoulders and upper back) and region 4 (hips, knees, ankles, and feet). All demographic variables except for years of employment were statistically and significantly associated with WRMSDs (p risks of developing WRMSDs according to the various body regions were associated with important psychosocial risk factors based on the job strain model. These findings have implications for the management of WRMSDs among public hospital nurses in the Klang Valley, Malaysia.

    Matched MeSH terms: Risk Factors
  2. Nik Mazlina M, Ruziaton H, Nuraini DB, Izan Hairani I, Norizzati Bukhary IB, Mohamad Rodi I, et al.
    Malays Fam Physician, 2014;9(3):20-6.
    PMID: 26425301 MyJurnal
    BACKGROUND: The Ministry of Health is committed to achieve Millenium Development Goal (MDG) MDG 4 and 5 by 2015 and include pre-pregnancy care as a strategy. This study evaluates the risk factors detected during the pre-pregnancy screening at selected public primary care clinics in Selangor.
    OBJECTIVES: The objectives of this study were to determine the proportion of women with risk factors receiving pre-pregnancy care in selected clinics in Selangor, their socio demographic features, the types of risk factors detected and their significance.
    METHODS: A retrospective review using secondary data was carried out from the month of March until June 2013 in four public primary care clinics in Klang and Petaling districts of Selangor. Data were obtained through non-probability sampling, using the pre-pregnancy screening form utilised in 2012, which is a standard questionnaire to determine the presence of risk factors. Women with at least one defined risk factor were considered as being at risk of an adverse obstetric outcome. Data were analysed using SPSS version 16.
    RESULTS: A total of 840 pre-pregnancy screening forms were collected. However only 614 (73.1%) were analysed and studied. The proportion of women with at least one risk factor was 68.8% (95% CI: 65.1, 72.5). The majority was Malays who had tertiary education and earned more than RM 1000. Most were in the reproductive age group of 18-35 years old (350, 82.9%). The mean age was 28.68 + 5.78 years. Most of the women were parous (259, 65.1%) and did not practice any form of contraception (308, 80.8%) despite having risks. The percentage of those not receiving any form of immunisation was small i.e. 9.8% but it was of importance and needed to be addressed prior to the conception. This study did not reveal any person with mental disorder or those who endured domestic abuse. Additionally, 3% (12) of them had unhealthy lifestyle habits, which include smoking, alcohol and substance abuse. Approximately one-third (212, 35.2%) of the women screened were overweight and obese, putting them at risk of developing gestational diabetes mellitus, pregnancy induced hypertension or deep vein thrombosis. The mean body mass index (BMI) for those at risk was 25.36 + 5.94 compared to 21.06 ± 1.46 for those with no risk. This study also found a small percentage of women with raised blood pressure (3.9%), abnormal physical examination (1.5%) and anaemia (14.4%), which need to be investigated and treated prior to conception.
    CONCLUSION: More than half of the women who attended the pre-pregnancy screening were found to have at least one risk factor.
    Matched MeSH terms: Risk Factors
  3. Hee TG, Shah SA, Ann HS, Hemdan SN, Shen LC, Al-Fahmi Abdul Galib N, et al.
    Asian Pac J Cancer Prev, 2013;14(11):6327-30.
    PMID: 24377526
    Haematuria is a common presentation of bladder cancer and requires a full urologic evaluation. This study aimed to develop a scoring system capable of stratifying patients with haematuria into high or low risk groups for having bladder cancer to help clinicians decide which patients need more urgent assessment. This cross- sectional study included all adult patients referred for haematuria and subsequently undergoing full urological evaluation in the years 2001 to 2011. Risk factors with strong association with bladder cancer in the study population were used to design the scoring system. Accuracy was determined by the area under the receiver operating characteristic (ROC) curve. A total of 325 patients with haematuria were included, out of which 70 (21.5%) were diagnosed to have bladder cancer. Significant risk factors associated with bladder cancer were male gender, a history of cigarette smoking and the presence of gross haematuria. A scoring system using 4 clinical parameters as variables was created. The scores ranged between 6 to 14, and a score of 10 and above indicated high risk for having bladder cancer. It was found to have good accuracy with an area under the ROC curve of 80.4%, while the sensitivity and specificity were 90.0% and 55.7%, respectively. The scoring system designed in this study has the potential to help clinicians stratify patients who present with haematuria into high or low risk for having bladder cancer. This will enable high-risk patients to undergo urologic assessment earlier.
    Matched MeSH terms: Risk Factors
  4. Karimi H, Yusof R, Rahmani R, Hosseinpour H, Ahmadi MT
    Nanoscale Res Lett, 2014;9(1):71.
    PMID: 24517158 DOI: 10.1186/1556-276X-9-71
    : The distinctive properties of graphene, characterized by its high carrier mobility and biocompatibility, have stimulated extreme scientific interest as a promising nanomaterial for future nanoelectronic applications. In particular, graphene-based transistors have been developed rapidly and are considered as an option for DNA sensing applications. Recent findings in the field of DNA biosensors have led to a renewed interest in the identification of genetic risk factors associated with complex human diseases for diagnosis of cancers or hereditary diseases. In this paper, an analytical model of graphene-based solution gated field effect transistors (SGFET) is proposed to constitute an important step towards development of DNA biosensors with high sensitivity and selectivity. Inspired by this fact, a novel strategy for a DNA sensor model with capability of single-nucleotide polymorphism detection is proposed and extensively explained. First of all, graphene-based DNA sensor model is optimized using particle swarm optimization algorithm. Based on the sensing mechanism of DNA sensors, detective parameters (Ids and Vgmin) are suggested to facilitate the decision making process. Finally, the behaviour of graphene-based SGFET is predicted in the presence of single-nucleotide polymorphism with an accuracy of more than 98% which guarantees the reliability of the optimized model for any application of the graphene-based DNA sensor. It is expected to achieve the rapid, quick and economical detection of DNA hybridization which could speed up the realization of the next generation of the homecare sensor system.
    Matched MeSH terms: Risk Factors
  5. Shunmugam M, Ang GS, Lois N
    Surv Ophthalmol, 2014 Mar-Apr;59(2):192-216.
    PMID: 24138895 DOI: 10.1016/j.survophthal.2013.03.006
    A giant retinal tear (GRT) is a full-thickness neurosensory retinal break that extends circumferentially around the retina for three or more clock hours in the presence of a posteriorly detached vitreous. Its incidence in large population-based studies has been estimated as 1.5% of rhegmatogenous retinal detachments, with a significant male preponderance, and bilaterality in 12.8%. Most GRTs are idiopathic, with trauma, hereditary vitreoretinopathies and high myopia each being causative in decreasing frequency. The vast majority of GRTs are currently managed with a pars plana vitrectomy; the use of adjunctive circumferential scleral buckling is debated, but no studies have shown a clear anatomical or visual advantage with its use. Similarly, silicone oil tamponade does not influence long-term outcomes when compared with gas. Primary and final retinal reattachment rates are achieved in 88% and 95% of patients, respectively. Even when the retina remains attached, however, visual recovery may be limited. Furthermore, fellow eyes of patients with a GRT are at higher risk of developing retinal tears and retinal detachment. Prophylactic treatment under these circumstances may be considered but there is no firm evidence of its efficacy at the present time.
    Matched MeSH terms: Risk Factors
  6. Rehvathy V, Tan MH, Gunaletchumy SP, Teh X, Wang S, Baybayan P, et al.
    Genome Announc, 2013;1(5).
    PMID: 24051312 DOI: 10.1128/genomeA.00687-13
    Helicobacter pylori causes human gastroduodenal diseases, including chronic gastritis and peptic ulcer disease. It is also a major microbial risk factor for the development of gastric adenocarcinoma and mucosa-associated lymphoid tissue (MALT) lymphoma. Twenty-one strains with different ethnicity, disease, and antimicrobial susceptibility backgrounds were sequenced by use of Illumina HiSeq and PacBio RS platforms.
    Matched MeSH terms: Risk Factors
  7. Ramli M, Zafri AB, Junid MR, Hatta S
    Med J Malaysia, 2012 Dec;67(6):560-4.
    PMID: 23770945 MyJurnal
    The escalating problem of opiate dependence in Malaysia and the limitations of regimental approach of forced admission to rehabilitation centres had triggered the government to expand the methadone maintenance therapy to become a national programme. This study aimed to evaluate the short-term outcomes of the Methadone Maintenance Therapy programme in one of the busiest hospital in east coast Malaysia. We also explored the prevalence on non-compliance and factors associated to it. A total of 172 patient case notes at Methadone Clinic Hospital Tengku Ampuan Afzan (HTAA) were retrieved for relevant data. A short survey was also conducted to determine the subjects' current employment and marital status. The programme's retention rate was 62% and factors associated with poor compliance were unemployment, low quality of life scores and low dose of methadone. A special attention on the patients with these three risk factors may improve their compliance to MMT. The short-term evaluation of MMT at HTAA revealed favourable findings.
    Study site: Psychiatric clinic, Hospital Tengku Ampuan Afzan, Kuantan, Pahang, Malaysia
    Matched MeSH terms: Risk Factors
  8. Chong HL, Soo TL, Rasat R
    Med J Malaysia, 2012 Apr;67(2):147-50.
    PMID: 22822632
    Matched MeSH terms: Risk Factors
  9. Bhoo-Pathy N, Yip CH, Hartman M, Uiterwaal CS, Devi BC, Peeters PH, et al.
    Eur J Cancer, 2013 Feb;49(3):703-9.
    PMID: 23040889 DOI: 10.1016/j.ejca.2012.09.014
    The incidence and mortality of breast cancer continues to rise rapidly in Asian countries. However, most of our current knowledge on breast cancer has been generated in Western populations. As the socio-economic profile, life style and culture of Asian and Western women are substantially different, and genetic backgrounds vary to some extent, we need to answer the question on whether to 'adopt' or 'adapt' Western knowledge before applying it in the Asian setting. It is generally accepted that breast cancer risk factors, which have mainly been studied in Western populations are similar worldwide. However, the presence of gene-environment or gene-gene interactions may alter their importance as causal factors across populations. Diagnostic and prognostic study findings, including breast cancer prediction rules, are increasingly shown to be 'setting specific' and must therefore be validated in Asian women before implementing them in clinical care in Asia. Interventional research findings from Caucasian patients may not be applicable in patients in Asia due to differences in tumour biology/profiles, metabolism of drugs and also health beliefs which can influence treatment acceptance and adherence. While breast cancer research in Asia is warranted in all domains of medical research, it is felt that for Asian breast cancer patients, needs are highest for diagnostic and prognostic studies. International clinical trials meanwhile need to include breast cancer patients from various Asian settings to provide an insight into the effectiveness of new treatment modalities in this part of the world.
    Matched MeSH terms: Risk Factors
  10. Loo KW, Gan SH
    Int J Stroke, 2013 Aug;8(6):475-8.
    PMID: 22973861 DOI: 10.1111/j.1747-4949.2012.00868.x
    In Cambodia, stroke is not ranked among the top 10 leading causes of death, but infectious disease are among the top three leading causes of death. This finding could be attributed to a lack of awareness among Cambodians of the signs and symptoms of stroke or to poor reporting, incomplete data, lack of neurologists and neurosurgeons, or low accessibility to the hospitals. The only study of stroke in Cambodia is the Prevalence of Non-Communicable Disease Risk Factors in Cambodia survey, which identified several stroke-related risk factors in the population. Tobacco chewing or smoking is the main risk factor for stroke in Cambodia. Traditional therapies, such as oyt pleung (moxibustion) and jup (cupping), are widely practiced for stroke rehabilitation. In Cambodia, there are few neurologists and few important equipment, such as magnetic resonance imaging machines and computed tomography scanners. The Cambodian government should cooperate with the World Health Organization and the United Nations Children's Fund to attract foreign expertise and technologies to treat stroke patients.
    Matched MeSH terms: Risk Factors
  11. Suleiman A, Amir KM, Fadzilah K, Ahamad J, Noorhaida U, Marina K, et al.
    Med J Malaysia, 2012 Feb;67(1):12-6.
    PMID: 22582542 MyJurnal
    Typhoid fever continues to pose public health problems in Selangor where cases are found sporadically with occasional outbreaks reported. In February 2009, Hospital Tengku Ampuan Rahimah (HTAR) reported a cluster of typhoid fever among four children in the pediatric ward. We investigated the source of the outbreak, risk factors for the infection to propose control measures. We conducted a case-control study to identify the risk factors for the outbreak. A case was defined as a person with S. typhi isolated from blood, urine or stool and had visited Sungai Congkak recreational park on 27th January 2010. Controls were healthy household members of cases who have similar exposure but no isolation of S. typhi in blood, urine or stool. Cases were identified from routine surveillance system, medical record searching from the nearest clinic and contact tracing other than family members including food handlers and construction workers in the recreational park. Immediate control measures were initiated and followed up. Twelve (12) cases were identified from routine surveillance with 75 household controls. The Case-control study showed cases were 17 times more likely to be 12 years or younger (95% CI: 2.10, 137.86) and 13 times more likely to have ingested river water accidentally during swimming (95% CI: 3.07, 58.71). River water was found contaminated with sewage disposal from two public toilets which effluent grew salmonella spp. The typhoid outbreak in Sungai Congkak recreational park resulted from contaminated river water due to poor sanitation. Children who accidentally ingested river water were highly susceptible. Immediate closure and upgrading of public toilet has stopped the outbreak.
    Matched MeSH terms: Risk Factors
  12. Rozali ZI, Noorman FM, De Cruz PK, Feng YK, Razab HW, Sapuan J, et al.
    Asia Pac Fam Med, 2012 Jan 30;11(1):1.
    PMID: 22283968 DOI: 10.1186/1447-056X-11-1
    INTRODUCTION: Carpal Tunnel Syndrome is known to be a common complication during pregnancy especially during the third trimester.

    AIM: This article focuses on its impact to the third trimester pregnant mothers with CTS.

    METHODS: Third trimester pregnant mothers with no other known risk factors for CTS, were interviewed and examined for a clinical diagnosis of CTS. The severity of CTS was assessed by means of symptoms severity and functionality using the Boston Carpal Tunnel Questionnaire.

    RESULTS: Out of 333 third trimester pregnant mothers, 82 (24.6%) were clinically diagnosed with CTS. Malay race was found to have significant correlation with the diagnosis of CTS (p = 0.024) and are two times more likely to get CTS during pregnancy (OR = 2.26) compare to the non-Malays. Bilateral CTS was two times higher (n = 58, 63.4%) than unilateral cases (n = 30, 36.6%), however no significant correlation between the two was found with severity (p = 0.284) or functional (p = 0.906). The commonest complaint was numbness/tingling during day time (n = 63, 76.8%). Majority of the CTS cases were mild (n = 66, 80.5%) and approximately one third (n = 28, 34.1%) had affected hand functions. All symptoms related to pain was found to have significant correlation with severity (p = 0.00, OR = 12.23) and function (p = 0.005, OR = 5.01), whereas numbness and tingling does not (Severity, p = 0.843, function, p = 0.632).

    CONCLUSION: This study shows that even though CTS in third trimester pregnancy is prevalent, generally it would be mild. However, function can still be affected especially if patients complain of pain.
    Matched MeSH terms: Risk Factors
  13. Norsa'adah B, Rampal KG, Rahmah MA, Naing NN, Biswal BM
    BMC Cancer, 2011;11:141.
    PMID: 21496310 DOI: 10.1186/1471-2407-11-141
    Breast cancer is the leading cause of cancer mortality among women in Malaysia. Delayed diagnosis is preventable and has major effects on patients' prognosis and survival. The objectives of our study were to identify the magnitude of delayed diagnosis and its associated factors in women with breast cancer in Malaysia.
    Matched MeSH terms: Risk Factors
  14. Loo KW, Gan SH
    Int J Stroke, 2012 Feb;7(2):165-7.
    PMID: 22264370 DOI: 10.1111/j.1747-4949.2011.00767.x
    Stroke is one of the top five leading causes of death and one of the top 10 causes for hospitalization in Malaysia. Stroke is also in the top five diseases with the greatest burden of disease, based on disability-adjusted life years. However, prospective studies on stroke in Malaysia are limited. To date, neither the prevalence of stroke nor its incidence nationally has been recorded. Hypertension is the major risk factor for stroke. The mean age of stroke patients in Malaysia is between 54.5 and 62.6 years. Traditional medicine is commonly practiced. With the increasing number of stroke cases annually, more government and nongovernment organizations should be involved in primary and secondary prevention strategies.
    Matched MeSH terms: Risk Factors
  15. Loke SC, Rahim KF, Kanesvaran R, Wong TW
    Med J Malaysia, 2010 Mar;65(1):3-6.
    PMID: 21265238 MyJurnal
    Muslim diabetics who fast during Ramadan are at risk of hypoglycaemia, and previous consensus guidelines have highlighted certain risk factors. This prospective cohort study aims to determine the relative risk (RR) of hypoglycaemia during Ramadan fasting compared with a non-fasting period of equivalent length, and to ascertain which risk factors are clinically significant. From the results, Ramadan fasting carries a RR of hypoglycaemia of 1.60 (95% CI 1.05 to 2.43). Good metabolic control (HbAlc < 8%) and old age (> 60 years) increased RR more than twice, while taking breakfast prior to fasting reduces RR to less than half.
    Matched MeSH terms: Risk Factors
  16. Tee HP, How SH, Jamalludin AR, Safhan MN, Sapian MM, Kuan YC, et al.
    Med J Malaysia, 2009 Dec;64(4):316-20.
    PMID: 20954558 MyJurnal
    A retrospective study was conducted to investigate 183 serologically-confirmed cases of dengue fever (DF) admitted from October 2004 to March 2005 in a large hospital in Pahang. Clinical and laboratory features, progress and outcome of these patients were analysed in order to identify risk factors associated with development of dengue haemorrhagic fever (DHF) and dengue shock syndrome (DSS). Individually, we found that older patients, secondary dengue infection, high baseline haematocrit levels, low platelet levels and prolonged activated partial thromboplastin time (APTT) ratio were significant associations with bleeding tendencies. Of these risk factors, haematocrit and APTT ratio were two independent significant risk factors on multivariate analysis. Older patients with primary infection and younger patients with secondary infection had significant bleeding tendencies. We also verified the validity of the haematocrit levels suggested as cut-off levels for plasma leakage for the Malaysian population by Malaysian Clinical Practice Guidelines for Dengue Infection in Adults (2003).
    Matched MeSH terms: Risk Factors
  17. Sofiah S, Fung YC
    Med J Malaysia, 2009 Dec;64(4):298-302.
    PMID: 20954554 MyJurnal
    The aim of this study is to evaluate the clinical risk factors, accuracy of antenatal ultrasound for diagnosis, and the effect of these on pregnancy outcome. It is a retrospective study looking at cases which had hysterectomy following vaginal or caesarean section deliveries from 1993 to 2005. Data regarding the maternal demographic characteristics, number of previous CS, number of previous termination/curettage, antenatal scan findings (state features) and the gestation at which accreta was first suspected/diagnosed, MRI scan findings, pregnancy outcome (need for hysterectomy, amount of blood loss, amount of transfusion, length of ICU and hospital stay, other maternal complications, and neonatal outcome) were collected and evaluated. There were a total of 40 cases diagnosed to have abnormal placental attachment and majority of these were actually diagnosed antenatally by sonography. Visualisation of an absence or thinning of hypoechoic myometrial zone had the highest sensitivity to detect placenta accreta followed by intraplacental lacunae, focal mass tissue elevation and disruption of uterine serosal bladder wall.
    Matched MeSH terms: Risk Factors
  18. Moore MA, Manan AA, Chow KY, Cornain SF, Devi CR, Triningsih FX, et al.
    Asian Pac J Cancer Prev, 2010;11 Suppl 2:81-98.
    PMID: 20553070
    Malaysia, Brunei, Singapore, Indonesia, East Timor and the Philippines constitute peninsular and island South-East Asia. For reasons of largely shared ethnicity, with Chinese elements added to the basic Austromalaysian populations, as well as geographical contiguity, they can be usefully grouped together for studies of chronic disease prevalence and underlying risk factors. The fact of problems are shared in common, particularly regarding increasing cancer rates, underlines the necessity for a coordinated approach to research and development of control measures. To provide a knowledge base, the present review of available data for cancer registration, epidemiology and control was conducted. The most prevalent cancer site in males is the lung, followed by the liver, colon or the prostate in the majority of cases, while breast and cervical cancers predominate in most female populations. However, there are interesting differences among the racial groups, particularly regarding the stomach. General tendencies for increase in adenocarcinomas but decrease in squamous cell carcinomas and gastric cancer, point to change in environmental influence over time. Variation in risk factors depends to some extent on the level of economic development but overall the countries of the region face similar challenges in achieving effective cancer control. A major task is persuading the general populace of the efficacy of early detection and clinical treatment.
    Matched MeSH terms: Risk Factors
  19. Lope RJ, Kong WK, Lee VW, Tiew WT, Wong SY
    Med J Malaysia, 2010 Mar;65(1):45-8.
    PMID: 21265248 MyJurnal
    Several modifiable risk factors for sudden infant death syndrome (SIDS) have been identified such as sleeping prone or on the side, sleeping on a soft surface, bed-sharing, no prenatal care and maternal ante-natal smoking. A cross-sectional survey of infant sleep and care practices was conducted among parents of babies aged below 8 months to determine the prevalence and predictors of non-supine sleep position and the prevalence of other high-risk infant care practices for SIDS. Of 263 infants, 24.7% were placed to sleep in the non-supine position and age of infants was a factor positively associated with this (adjusted odds ratio 1.275, 95% CI=1.085, 1.499). The most common modifiable risk factor was the presence of soft toys or bedding in the infants' bed or cot (89.4%). Results from this study indicate that although the predominant sleep position of Malaysian infants in this population is supine, the majority of infants were exposed to other care practices which have been shown to be associated with SIDS.
    Matched MeSH terms: Risk Factors
  20. Nayar SK, Noridah O, Paranthaman V, Ranjit K, Norizah I, Chem YK, et al.
    Med J Malaysia, 2007 Oct;62(4):335-6.
    PMID: 18551940 MyJurnal
    During an outbreak of chikungunya in a dengue hyperendemic area within the Kinta district of Perak, two patients with acute febrile illness were laboratory confirmed to have co-infection of both dengue and chikungunya viruses in their blood. The concomitant presence of two types of viruses transmitted by the same vector in a susceptible population contributed to the resultant event. A good understanding of virus vector ecology in association with population dynamics and wider application of improved laboratory techniques by using different cell-lines suited for optimal replication of each type of virus and the correct utilization of powerful molecular techniques will enhance accurate diagnosis of these infectious diseases.
    Matched MeSH terms: Risk Factors
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