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  1. Kelly AM, Keijzers G, Klim S, Graham CA, Craig S, Kuan WS, et al.
    Acad Emerg Med, 2017 Mar;24(3):328-336.
    PMID: 27743490 DOI: 10.1111/acem.13118
    OBJECTIVES: The objective was to describe the epidemiology of dyspnea presenting to emergency departments (EDs) in the Asia-Pacific region, to understand how it is investigated and treated and its outcome.

    METHODS: Prospective interrupted time series cohort study conducted at three time points in EDs in Australia, New Zealand, Singapore, Hong Kong, and Malaysia of adult patients presenting to the ED with dyspnea as a main symptom. Data were collected over three 72-hour periods and included demographics, comorbidities, mode of arrival, usual medications, prehospital treatment, initial assessment, ED investigations, treatment in the ED, ED diagnosis, disposition from ED, in-hospital outcome, and final hospital diagnosis. The primary outcomes of interest are the epidemiology, investigation, treatment, and outcome of patients presenting to ED with dyspnea.

    RESULTS: A total of 3,044 patients were studied. Patients with dyspnea made up 5.2% (3,105/60,059, 95% confidence interval [CI] = 5.0% to 5.4%) of ED presentations, 11.4% of ward admissions (1,956/17,184, 95% CI = 10.9% to 11.9%), and 19.9% of intensive care unit (ICU) admissions (104/523, 95% CI = 16.7% to 23.5%). The most common diagnoses were lower respiratory tract infection (20.2%), heart failure (14.9%), chronic obstructive pulmonary disease (13.6%), and asthma (12.7%). Hospital ward admission was required for 64% of patients (95% CI = 62% to 66%) with 3.3% (95% CI = 2.8% to 4.1%) requiring ICU admission. In-hospital mortality was 6% (95% CI = 5.0% to 7.2%).

    CONCLUSION: Dyspnea is a common symptom in ED patients contributing substantially to ED, hospital, and ICU workload. It is also associated with significant mortality. There are a wide variety of causes however chronic disease accounts for a large proportion.

    Matched MeSH terms: Cohort Studies
  2. Sarin SK, Kedarisetty CK, Abbas Z, Amarapurkar D, Bihari C, Chan AC, et al.
    Hepatol Int, 2014 Oct;8(4):453-71.
    PMID: 26202751 DOI: 10.1007/s12072-014-9580-2
    The first consensus report of the working party of the Asian Pacific Association for the Study of the Liver (APASL) set up in 2004 on acute-on-chronic liver failure (ACLF) was published in 2009. Due to the rapid advancements in the knowledge and available information, a consortium of members from countries across Asia Pacific, "APASL ACLF Research Consortium (AARC)," was formed in 2012. A large cohort of retrospective and prospective data of ACLF patients was collated and followed up in this data base. The current ACLF definition was reassessed based on the new AARC data base. These initiatives were concluded on a 2-day meeting in February 2014 at New Delhi and led to the development of the final AARC consensus. Only those statements which were based on the evidence and were unanimously recommended were accepted. These statements were circulated again to all the experts and subsequently presented at the annual conference of the APASL at Brisbane, on March 14, 2014. The suggestions from the delegates were analyzed by the expert panel, and the modifications in the consensus were made. The final consensus and guidelines document was prepared. After detailed deliberations and data analysis, the original proposed definition was found to withstand the test of time and identify a homogenous group of patients presenting with liver failure. Based on the AARC data, liver failure grading, and its impact on the "Golden therapeutic Window," extra-hepatic organ failure and development of sepsis were analyzed. New management options including the algorithms for the management of coagulation disorders, renal replacement therapy, sepsis, variceal bleed, antivirals, and criteria for liver transplantation for ACLF patients were proposed. The final consensus statements along with the relevant background information are presented here.
    Matched MeSH terms: Cohort Studies
  3. Jatau AI, Aung MMT, Kamauzaman THT, Ab Rahman AF
    Complement Ther Clin Pract, 2018 May;31:53-56.
    PMID: 29705480 DOI: 10.1016/j.ctcp.2018.01.016
    OBJECTIVE: Traditional and Complementary Medicines (TCM) are widely used worldwide, and many of them have the potential to cause toxicity, interaction with conventional medications and non-adherence to prescribed medications due to patients' preference for the TCM use. However, information regarding their use among patients seeking care at emergency departments (ED) of a healthcare facility is limited. The study aimed to evaluate the TCM use among patients attending the ED of a teaching hospital in Malaysia.

    STUDY DESIGN: A sub-analysis of data from a prevalence study of medication-related visits among patients at the ED of Hospital Universiti Sains Malaysia was conducted. The study took place over a period of six weeks from December 2014 to January 2015 involving 434 eligible patients. Data on demography, conventional medication, and TCM uses were collected from patient interview and the medical folders.

    RESULTS: Among this cohort, 66 patients (15.2%, 95%CI 12.0, 19.0) reported concurrent TCM use. Sixteen (24.2%) of the TCM users were using more than one (1) type of TCM, and 17 (25.8%) came to the ED for medication-related reasons. Traditional Malay Medicine (TMM) was the most frequently used TCM by the patients. Five patients (7.6%) sought treatment at the ED for medical problems related to use of TCM.

    CONCLUSION: Patients seeking medical care at the ED may be currently using TCM. ED-physicians should be aware of these therapies and should always ask patients about the TCM use.

    Matched MeSH terms: Cohort Studies
  4. Ahmed N, Shihabudin M.T, Ab Rahman S
    MyJurnal
    Introduction: Hamstring tendon (HT) and bone patellar tendon bone (BPTB) are the commonly used
    autograft in an anterior cruciate ligament reconstruction surgery. The BPTB is said to have more incidence of
    anterior knee pain compared to HT. The study aimed to compare the severity of knee pain during Islamic
    prayer kneeling. Methods: A cross sectional cohort analysis of patients undergoing ACL reconstruction surgery
    using BPTB with HT autografts was conducted to determine differences in postoperative pain while kneeling
    and ability to pray in normal position. Kneeling during prayer and the ability to sit while performing prayer
    were assessed at 3rd, 4th, 5th and 6th month. Results: There were no significant differences in mean pain score
    while kneeling at 3rd, 4th, 5th and 6th month. The mean difference of patient’s ability to perform normal
    prayers for BPTB (3.56+1.16) and HT (3.30+1.05) was found insignificant. The average number of patients in
    both groups was able to pray between 3 to 4 months post operatively as full range of motion of knee is
    allowed within this period. Total 49 patients (BPTB 23, HT 26) out of 60 were able to pray normally within 4
    months post-operation. Mostly delayed due to anterior knee pain. Conclusion: There is no different in term of
    knee pain during kneeling while performing Islamic prayer between those who had their ACL reconstructed
    either using BPTB or HT autograft.
    Matched MeSH terms: Cohort Studies
  5. Shekh Ibrahim SA, Hamzah N, Abdul Wahab AR, Abdullah JM, Nurul Hashimah Ahamed Hassain Malim, Sumari P, et al.
    Malays J Med Sci, 2020 Jul;27(4):1-8.
    PMID: 32863741 DOI: 10.21315/mjms2020.27.4.1
    Universiti Sains Malaysia has started the Big Brain Data Initiative project since the last two years as brain mapping techniques have proven to be important in understanding the molecular, cellular and functional mechanisms of the brain. This Big Brain Data Initiative can be a platform for neurophysicians and neurosurgeons, psychiatrists, psychologists, cognitive neuroscientists, neurotechnologists and other researchers to improve brain mapping techniques. Data collection from a cohort of multiracial population in Malaysia is important for present and future research and finding cure for neurological and mental illness. Malaysia is one of the participant of the Global Brain Consortium (GBC) supported by the World Health Organization. This project is a part of its contribution via the third GBC goal which is influencing the policy process within and between high-income countries and low- and middle-income countries, such as pathways for fair data-sharing of multi-modal imaging data, starting with electroencephalographic data.
    Matched MeSH terms: Cohort Studies
  6. Bujang MA, Kuan PX, Tiong XT, Saperi FE, Ismail M, Mustafa FI, et al.
    J Diabetes Res, 2018;2018:4638327.
    PMID: 30116741 DOI: 10.1155/2018/4638327
    AIMS: This study aims to determine the all-cause mortality and the associated risk factors for all-cause mortality among the prevalent type 2 diabetes mellitus (T2DM) patients within five years' period and to develop a screening tool to determine high-risk patients.

    METHODS: This is a cohort study of T2DM patients in the national diabetes registry, Malaysia. Patients' particulars were derived from the database between 1st January 2009 and 31st December 2009. Their records were matched with the national death record at the end of year 2013 to determine the status after five years. The factors associated with mortality were investigated, and a prognostic model was developed based on logistic regression model.

    RESULTS: There were 69,555 records analyzed. The mortality rate was 1.4 persons per 100 person-years. The major cause of death were diseases of the circulatory system (28.4%), infectious and parasitic diseases (19.7%), and respiratory system (16.0%). The risk factors of mortality within five years were age group (p < 0.001), body mass index category (p < 0.001), duration of diabetes (p < 0.001), retinopathy (p = 0.001), ischaemic heart disease (p < 0.001), cerebrovascular (p = 0.007), nephropathy (p = 0.001), and foot problem (p = 0.001). The sensitivity and specificity of the proposed model was fairly strong with 70.2% and 61.3%, respectively.

    CONCLUSIONS: The elderly and underweight T2DM patients with complications have higher risk for mortality within five years. The model has moderate accuracy; the prognostic model can be used as a screening tool to classify T2DM patients who are at higher risk for mortality within five years.

    Matched MeSH terms: Cohort Studies
  7. Lim LC, Tan HH, Lee LH, Tien SL, Abdul Ghafar A
    Ann Acad Med Singap, 1999 Mar;28(2):252-5.
    PMID: 10497677
    Resistance to activated protein C (APC-R) is the commonest inherited cause of thrombosis among Caucasians. Few studies have been carried out on its prevalence in Asians. We conducted a prospective study on 60 patients with thromboembolism to determine its prevalence in our local population. The Factor V Leiden (VaQ506) mutation associated with this condition was detected by amplification of the Factor V gene by polymerase chain reaction (PCR) and digestion of the fragment with Mnl I. Three patients were found to be heterozygous for this mutation. None of the 3 patients had other concomitant hypercoagulable states. In addition, we studied the prevalence of this condition in Malays which was found to be 0.5%. Our study suggests that the incidence of APC-R is much lower here compared to the West.
    Matched MeSH terms: Cohort Studies
  8. Lee KW, Ching SM, Devaraj NK, Chong SC, Lim SY, Loh HC, et al.
    PMID: 32466479 DOI: 10.3390/ijerph17113767
    Previous literature has reported that patients with diabetes in pregnancy (DIP) are at risk of developing antepartum depression but the results have been inconsistent in cohort studies. We conducted a systematic review and performed a meta-analysis to quantify the association between DIP and risk of antepartum depression in cohort studies. Medline, Cinahl, and PubMed databases were searched for studies investigating DIP involving pregnant women with pre-existing diabetes and gestational diabetes mellitus and their risk of antepartum depression that were published in journals from inception to 27 December 2019. We derived the summary estimates using a random-effects model and reported the findings as pooled relative risks (RR) and confidence interval (CI). Publication bias was assessed using a funnel plot and was quantified by Egger and Begg's tests. Ten studies, involving 71,036 pregnant women were included in this meta-analysis. The pooled RR to develop antepartum depression was (RR = 1.430, 95% CI: 1.251-1.636) among women with gestational diabetes mellitus. Combining pregnant women with pre-existing diabetes mellitus and gestational diabetes mellitus, they had a significant increased risk of developing antepartum depression (RR = 1.431, 95% CI: 1.205-1.699) compared with those without it. In comparison, we found no association between pre-existing diabetes mellitus in pregnancy (RR = 1.300, 95% CI: 0.736-2.297) and the risk of developing antepartum depression. This study has a few limitations: first, different questionnaire and cut-off points were used in evaluation of depression across the studies. Second, there was a lack of data on history of depression prior to pregnancy, which lead to confounding bias that could not be solved by this meta-analysis. Third, data were dominated by studies in Western countries; this is due to the studies from Eastern countries failing to meet our inclusion criteria for statistical analysis. Women with gestational diabetes mellitus have an increased risk of developing antepartum depression compared to those without the disease. Therefore, more attention on the mental health status should be given on pregnant women diagnosed with pre-existing diabetes mellitus and gestational diabetes mellitus.
    Matched MeSH terms: Cohort Studies
  9. Mohamed M, Lau DSC, Loh CK, Syed Zakaria SZ, Alias H, A Jamal AR, et al.
    MyJurnal
    Introduction: Parents of children with chronic illness such as thalassaemia, experience parental anxiety as a result of multiple stressors; these parents will consequently undergo the process of coping and adjustment in order to overcome the situation. Identifying families who may require psychosocial intervention is an important step towards providing holistic management for these children.

    Methodology: A cross-sectional study was conducted to determine the level of parenting stress amongst parents of children with thalassaemia. Risk factors associated with high parenting stress score were identified. Research instruments used were the Parenting Stress Index/Short Form and Coping Inventory for Stressful Situations.

    Results: A total of 54 subjects were recruited. High total parenting stress score (TPSS, defined at 75th centile) for this cohort was 99.5 whereas the mean TPSS was 86.18. Overall, 24% of these parents have high TPSS. Chinese ethnicity, number of children, monthly income, task-oriented and emotion-oriented coping mechanisms were significantly associated with a high TPSS. Logistic regression analysis revealed that low task-oriented but high emotion-oriented scores were risk factors with the greatest predictive power.

    Conclusion: Early recognition of parenting stress is important to identify at risk parents so that interventions such as counseling and social support may be given.
    Matched MeSH terms: Cohort Studies
  10. Noor NM, Nik Hussain NH, Sulaiman Z, Abdul Razak A
    Asia Pac J Public Health, 2015 Nov;27(8 Suppl):9S-18S.
    PMID: 26069164 DOI: 10.1177/1010539515589811
    Maternal morbidity is a concept of increasing interest in maternal health. This review aims to assess the contributory factors for severe maternal morbidity over the past one decade worldwide. A comprehensive electronic search was conducted. The search was restricted to articles written in the English language published from 2004 to 2013. Qualitative studies were excluded. A total of 24 full articles were retrieved of which 9 cohort, 7 case-control, 3 cross-sectional studies, and 5 unmentioned designs were included. The contributory factors were divided into 3 components: (a) sociodemographic characteristics, (b) medical and gynecological history, and (c) past and present obstetric performance. This review informs emerging knowledge regarding contributory factors for severe maternal morbidity and has implications for education, clinical practice and intervention. It enables a better understanding of the problem and serves as a foundation for the development of an effective preventive strategy for maternal morbidity and mortality.
    Matched MeSH terms: Cohort Studies
  11. Jasmi MA, Mazlan MN, Shaharuddin S, Zulkifly HH, Long CM, Hashim R, et al.
    Value Health, 2014 Nov;17(7):A478.
    PMID: 27201388 DOI: 10.1016/j.jval.2014.08.1375
    Conference abstract;
    Objectives: Warfarin use in atrial fibrillation has been established for preventing occurrence of stroke in patients with atrial fibrillation. However, safety and clinical monitoring of warfarin use is crucial due to its risk of bleeding complications. This study aims to compare and establish relation of time in therapeutic range (TTR) of warfarin in patients with atrial fibrillation in the first 6 months and 6 month thereafter of anticoagulation therapy.
    Methods: This is a retrospective study carried out at a tertiary-care hospital with anticoagulation clinic in the state of Selangor, Malaysia. Data collected included patients’ demographics, co-morbidities, and international normalized ratio (INR). TTR were determined using Rosendaal method based on records found in database (INR Desk 4.0 system) and patients’ hemorrhage events were also recorded. Samples of the study were patient who started warfarin from January 2009 until March 2013.
    Results: A total of 167 patients with atrial fibrillation were enrolled and only 6% (n=10) achieved TTR of more than 75% for the first 6 months of warfarin use as compared to 16.8% (n=28) of TTR more than 75% 6 months thereafter. As for bleeding incidences, 29% (n=45) of patients in the group of TTR less than 75% in the first 6 months had bleeding complications as compared to 18.7% (n=26) in patients of TTR less than 75% 6 months after.
    Conclusions: A more regular follow up is necessary during the first 6 months of new warfarin users as they tend to be out of the TTR and have a higher bleeding risk.
    Study site: anticoagulation clinic, tertiary hospital, Selangor, Malaysia
    Matched MeSH terms: Cohort Studies
  12. Wui NB, Ahmad Anuar MA, Abdul Wahid AM
    Malays J Med Sci, 2020 Jul;27(4):64-71.
    PMID: 32863746 MyJurnal DOI: 10.21315/mjms2020.27.4.6
    Background: The management of fractures around the knee in the elderly population can be challenging due to the complexity of the patients and the fracture characteristics. In this study, we aimed to investigate the short-term outcome of elderly patients who had fractures around the knee and who were treated with primary total knee arthroplasty. The study included patients who were at least 70 years old with poor bone quality and who presented with a fracture around the knee that would be difficult to treat with open reduction and internal fixation (ORIF) as well as patients who were at least 55 years old presenting with severe concomitant knee osteoarthritis.

    Methods: This is a cross-sectional study in which all the elderly patients who underwent early primary total knee replacement due to trauma around the knee at the Segamat Hospital between January 2015 and June 2019 were identified. Data were collected from clinical and operative notes. The clinical outcomes of these patients were evaluated by the range of motion of the knee and the Knee Society Score (KSS).

    Results: Ten patients were identified to have undergone this procedure. Six patients sustained supracondylar femur fractures, two patients had tibial plateau fractures and two patients had concurrent supracondylar femur and tibial plateau fractures. The mean follow-up duration was 22.3 ± 13.9 months, the mean knee score was 87.7 ± 10.0 and the mean functional knee score was 56 ± 41.9.

    Conclusion: In this cohort, good short-term outcomes close to pre-fracture condition was noted in patients who did not suffer from any complications during the post-operative period. Two patients who had surgical site infection had lower functional knee scores. Another two patients with lower knee scores experienced surgical site infection of the distal tibia and contralateral fixed flexion deformity of the knee. Early primary total knee replacement remains a viable option in treating fractures around the knee in the elderly. Infection, which in this study affected 20% of the patients, is the main deterring factor in performing this procedure.

    Matched MeSH terms: Cohort Studies
  13. Tan XT, Amran FB, Thayan R, Ahmad N, Jaafar R, Haron R, et al.
    Electrophoresis, 2017 09;38(17):2141-2149.
    PMID: 28524240 DOI: 10.1002/elps.201600471
    Leptospirosis is an emerging zoonotic infectious disease in Malaysia. The symptoms of leptospirosis vary from mild nonspecific flu-like illness to a severe condition which is usually associated with serious complication and fatality. To study the protein expression profile of mild and severe leptospirosis, 15 paired sera were collected from the patients who were mildly infected and following that progressed to severe stage. The proteome profiles of mild and severe cases were studied using 2DE analysis in combination with LC-MS/MS. The expression of proteins that were significantly different and had a fold difference of at least 2 had been identified and then validated using Western blot. Our study demonstrated apolipoprotein A-I (APOA-I), serum amyloid A (SAA), transferrin (TF), haptoglobin (HP) and transthyretin (TTR) have significantly different expression between mild and severe leptospirosis. The Ingenuity Pathway Analysis software suggested the expression of these five proteins were modulated by acute phase response signaling pathway. Besides that, a functional network of lipid metabolism, molecular transport and small molecule biochemistry that interconnects these five proteins with interactomes also had been predicted by this software. In conclusion, this finding supports the potential of these five proteins to be the biomarkers for mild and severe human leptospirosis.
    Matched MeSH terms: Cohort Studies
  14. Isa R, Wan Adnan WA, Ghazali G, Idris Z, Ghani AR, Sayuthi S, et al.
    Neurosurg Focus, 2003 Dec 15;15(6):E1.
    PMID: 15305837
    The determination of cerebral perfusion pressure (CPP) is regarded as vital in monitoring patients with severe traumatic brain injury. Besides indicating the status of cerebral blood flow (CBF), it also reveals the status of intracranial pressure (ICP). The abnormal or suboptimal level of CPP is commonly correlated with high values of ICP and therefore with poor patient outcomes. Eighty-two patients were divided into three groups of patients receiving treatment based on CPP and CBF, ICP alone, and conservative methods during two different observation periods. The characteristics of these three groups were compared based on age, sex, time between injury and hospital arrival, Glasgow Coma Scale score, pupillary reaction to light, surgical intervention, and computerized tomography scanning findings according to the Marshall classification system. Only time between injury and arrival (p = 0.001) was statistically significant. There was a statistically significant difference in the proportions of good outcomes between the multimodality group compared with the group of patients that underwent a single intracranial-based monitoring method and the group that received no monitoring (p = 0.003) based on a disability rating scale after a follow up of 12 months. Death was the focus of outcome in this study in which the multimodality approach to monitoring had superior results.
    Matched MeSH terms: Cohort Studies
  15. Idris Z, Muzaimi M, Hussin S, Mahmood WH, Abdullah WZ
    Acta Neurochir (Wien), 2012 May;154(5):887-93; discussion 893-4.
    PMID: 22362049 DOI: 10.1007/s00701-012-1296-2
    Coagulation factor XIII and other haemostatic markers are known strengthen fibrin clot formation and, hence, may facilitate safer surgery. Currently however, factor XIII activity levels are not routinely screen. Therefore, the purpose of this study was to determine the association of perioperative factor XIII activity levels and other haemostatic markers with postoperative intracranial haematoma formation in neurosurgical patients.
    Matched MeSH terms: Cohort Studies
  16. Yaacob I, Abdullah ZA
    Asia Pac J Public Health, 1994;7(2):88-91.
    PMID: 7946655 DOI: 10.1177/101053959400700202
    A questionnaire survey on smoking was conducted among 395 medical students (40% males, 60% females) at the School of Medical Sciences, University Sains Malaysia at Kubang Kerian, Kelantan. Thirty-five students (9%), all of them males, were current smokers. Twenty-eight percent of the smokers smoked more than ten cigarettes per day and 88% began smoking before entering the medical school. Social influence and cigarette advertisements were the main reasons given for starting smoking. Both smokers and nonsmokers were adequately informed of the common adverse effects of smoking. Ninety percent of smokers had tried to give up smoking but failed. Among the ex-smokers and nonsmokers, the main reasons given for not smoking was that smoking was useless. Among the female students, one-third felt that cigarette smoking was socially unacceptable among females. This was one of the three main reasons for not smoking. Very few of the students (4.6%) considered that doctors' advice would play an important role in smoking prevention.
    Matched MeSH terms: Cohort Studies
  17. 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: Cohort Studies
  18. Abougalambou SS, Abougalambou AS
    Diabetes Metab Syndr, 2015 Apr-Jun;9(2):98-103.
    PMID: 25470640 DOI: 10.1016/j.dsx.2014.04.019
    BACKGROUND: Diabetic retinopathy (DR) is the leading cause of blindness in the United States and it is the leading cause of new cases of blindness in adults aged 20-74. It is estimated that about 20% of patients with type 2 DM have evidence of diabetic retinopathy at diagnosis with diabetes.
    OBJECTIVE: To evaluate the prevalence of DR and to determine risk factors related to diabetic retinopathy among type 2 diabetes patients attending endocrinology clinics at Hospital Universiti Sains Malaysia (HUSM).
    SUBJECTS AND METHODS: The study design was observational prospective longitudinal follow-up study, the study was conducted with sample of 1077 type 2 diabetes mellitus outpatient recruited via attended the diabetes clinics at HUSM. Diagnosis of retinopathy is based on finding the diagnostic signs of retinopathy on eye exams by fundoscopy. Logistic regression analysis was used to assess the independent variables that affect the development of retinopathy.
    RESULTS: The prevalence of retinopathy was 39.3%. It has been noticed from this study findings, that the progression of retinopathy is been influenced by five independent risk factors such as duration of diabetes, presence neuropathy, total cholesterol at second and third visit and createnine clearance.
    CONCLUSION: DR is highly prevalent among type 2 DM. The progression of retinopathy is been influenced by five independent risk factors such as duration of diabetes, presence neuropathy, total cholesterol at second and third visit and createnine clearance. DR is a serious diabetic complication and public health strategies are required in order to reduce its risk factors and decrease its prevalence.
    KEYWORDS: Prevalence; Retinopathy; Risk factors; Type 2 diabetes mellitus
    Study site: Endocrinology clinics, Hospital Universiti Sains Malaysia (HUSM), Kelantan, Malaysia
    Matched MeSH terms: Cohort Studies
  19. Abougalambou SS, Abougalambou AS
    Diabetes Metab Syndr, 2012 Jul-Sep;6(3):167-72.
    PMID: 23158982 DOI: 10.1016/j.dsx.2012.09.002
    OBJECTIVE: The aim of this study was to determine risk factors and prevalence of diabetic neuropathy (DN) among type II diabetic patients in Malaysian hospital setting.
    SUBJECTS AND METHODS: a observational prospective longitudinal follow up study design was selected, total no of respondents were 1077 type 2 diabetes mellitus outpatients recruited via attended the diabetes clinics at Hospital Universiti Sains Malaysia (HUSM) in Kelantan. The diagnosis of neuropathy was confirmed by nerve conduction studies. Logistic regression analysis was used to assess the independent variables that affect the development of neuropathy.
    RESULTS: The prevalence of nephropathy is 54.3%. Longitudinal logistic regression identified four predictive variables on the development and progression of diabetic neuropathy that are: duration of diabetes, retinopathy, HbA1c at second visit, and creatinine clearance third visit.
    CONCLUSION: Findings of this study show high prevalence of diabetic neuropathy. HbA1c and creatinine clearance are two modifiable risk factors for the development of diabetic neuropathy.
    Study site: Diabetes clinics, Hospital Universiti Sains Malaysia (HUSM), Kelantan, Malaysia
    Matched MeSH terms: Cohort Studies
  20. Mohamad N, Abdul Jalal MI, Hassan A, Abdulkarim Ibrahim M, Salehuddin R, Abu Bakar NH
    Pak J Med Sci, 2013 Sep;29(5):1132-6.
    PMID: 24353706
    OBJECTIVES: This study aimed to compare the QTc interval between low and high dose methadone groups and evaluate the pattern of QTc variation.
    METHODS: This is a prospective cohort study conducted from December 2010 till August 2011 at Malaysian University of Science's Hospital. Forty six subjects, grouped in high dose (>80mg) and low dose (<80mg) oral methadone, were followed-up at 4-weekly for QTc measurements. Relevant demographic and biochemical profiles were taken at intervals with concurrent QTc measurements.
    RESULTS: No significant QTc differences between methadone dosage groups were found at Week 0 (434ms vs 444ms, p = 0.166) and week 8 (446.5ms vs 459ms, p = 0.076), but not at week 4(435ms vs 450ms, p = 0.029). However, there were significant associations between the groups with QTc prolongation at week 0 and 4 (OR 4.29(95% CI 1.01, 18.72) p=0.044 and OR 5.18 (95% CI 1.34, 20.06) p =0.013, respectively) but not at week 8 (OR 2.44 (95% CI 0.74, 8.01) p=0.139). On multivariate analysis, dose group was the sole significant factor for QTc prolongation for week 0 and 4 (p values 0.047 and 0.017, respectively), but not at week 8.
    CONCLUSION: High-dose methadone group is more likely to develop prolonged QTc than low-dose group. However, such effects were inconsistent and occurred even during chronic methadone therapy, mandating judicious QTc and serum methadone monitoring.
    KEYWORDS: High Dose; Low Dose; Methadone; QTc
    Matched MeSH terms: Cohort Studies
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