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  1. Yong HY, Mohd Shariff Z, Mohd Yusof BN, Rejali Z, Tee YYS, Bindels J, et al.
    Nutrients, 2021 Jun 27;13(7).
    PMID: 34199062 DOI: 10.3390/nu13072208
    The contribution and impact of beverage intake to total nutrient and energy intake may be substantial. Given the link between lifestyle, diet, and the risk of pregnancy complications, this study investigated the association between the quantity and types of beverages with gestational diabetes mellitus (GDM) risk. The study included 452 women from the Seremban Cohort Study (SECOST). The mean energy by beverage intake was 273 ± 23.83 kcal/day (pre-pregnancy), 349 ± 69.46 kcal/day (first trimester) and 361 ± 64.24 kcal/day (second trimester). Women significantly increased intake of maternal milks and malted drinks, but significantly reduced the intake of carbonated drinks and other drinks from before until the second trimester of pregnancy. For chocolate drinks, carbonated drinks, and soy milk, women increased intake from pre-conception to the first trimester, but reduced their intake from the first to the second trimester. While higher intake of cultured-milk drinks was associated with an increased risk of GDM, higher fruit juice intake was associated with a lower risk of GDM. However, these associations were only observed for intake prior to pregnancy and during the first trimester. Further research is needed to corroborate these findings and investigate the contributions of different beverages to overall diet quality as well as adverse health outcomes during pregnancy.
    Matched MeSH terms: Cohort Studies
  2. Yong HY, Mohd Shariff Z, Rejali Z, Mohd Yusof BN, Yasmin F, Palaniveloo L
    BMJ Open, 2018 01 21;8(1):e018321.
    PMID: 29358431 DOI: 10.1136/bmjopen-2017-018321
    INTRODUCTION: Both gestational diabetes mellitus (GDM) and hyperglycaemia less severe than GDM are associated with risk of adverse pregnancy outcomes. We describe the study design of a prospective cohort of pregnant women recruited in early pregnancy with follow-ups of mothers and infants up to 2 years after birth. The primary aim of the study was to identify the determinants and outcomes of maternal glycaemia.
    METHODS AND ANALYSIS: Seremban Cohort Study (SECOST) is an ongoing prospective cohort study in which eligible pregnant women in first trimester (<10 weeks of gestation) are recruited from Maternal and Child Health clinics in Seremban District, Negeri Sembilan with seven follow-ups during pregnancy through 2 years postnatally. Infants are followed up every 6 months after birth until 2 years old. A standard 75 g oral glucose tolerance test is performed between 24 and 32 of weeks of gestation and as close to 28 weeks of gestation. Pregnancy and birth information are obtained from medical records. Sociodemographic, anthropometric, biochemical, dietary, physical activity, smoking, depression, child feeding and other data of mothers and infants are obtained at follow-ups.
    ETHICS AND DISSEMINATION: This study is approved by the Medical Research Ethics Committee (MREC), Universiti Putra Malaysia (UPM/FPSK/100-9/2-MJKEtika) and MREC, Ministry of Health Malaysia (KKM/NIHSEC/08/0804/P12- 613). Permission to conduct this study is also obtained from the Head of Seremban District Health Office. All participants are required to provide written informed consent prior to data collection. The research findings will be disseminated at journals and conference presentations.
    Study name: Seremban Cohort Study (SECOST)
    Matched MeSH terms: Cohort Studies
  3. Yong HY, Shariff ZM, Mohd Yusof BN, Rejali Z, Bindels J, Tee YYS, et al.
    Nutr Res Pract, 2019 Jun;13(3):230-239.
    PMID: 31214291 DOI: 10.4162/nrp.2019.13.3.230
    BACKGROUND/OBJECTIVES: Little is known about the dietary patterns (DPs) of women during pregnancy. The present study aimed to identify the DPs of pregnant Malaysian women and their associations with socio-demographic, obstetric, and anthropometric characteristics.
    SUBJECTS AND METHODS: This prospective cohort study included 737 participants enrolled in Seremban Cohort Study between 2013 and 2015. Food consumption was assessed using a validated 126-food item semi-quantitative food frequency questionnaire (SFFQ) at four time-points, namely, pre-pregnancy and at each trimester (first, second, and third). Principal component analysis (PCA) was used to identify DPs.
    RESULTS: Three DPs were identified at each time point and designated DP 1-3 (pre-pregnancy), DP 4-6 (first trimester), DP 7-9 (second trimester) and DP 10-12 (third trimester). DP 1, 4, and 7 appeared to be more prudent diets, characterized by higher intakes of nuts, seeds & legumes, green leafy vegetables, other vegetables, eggs, fruits, and milk & dairy products. DP 2, 5, 8, and 11 had greater loadings of condiments & spices, sugar, spreads & creamer, though DP 2 had additional sweet foods, DP 5 and 8 had additional oils & fats, and DP 11 had additional tea & coffee, respectively. DP 3 and 6 were characterized by high protein (poultry, meat, processed, dairy, eggs, and fish), sugars (mainly as beverages and sweet foods), and energy (bread, cereal & cereal products, rice, noodles & pasta) intakes. DP 9 had additional fruits. However, DP 12 had greater loadings of energy foods (bread, cereal & cereal products, rice, noodles & pasta), sugars (mainly as beverages, and sweet foods), and good protein sources (eggs, nuts, seeds & legumes). Malays were more likely to have lower adherence (LA) for DP 1 and 10 than non-Malays. DP 2, 8, and 11 were more prevalent among Malays than non-Malays. Women with a higher education were more likely to have LA for DP 10, and women with a greater waist circumference at first prenatal visit were more likely to show LA for DP 11.
    CONCLUSIONS: DPs observed in the present study were substantially different from those reported in Western populations. Information concerning associations between ethnicity, waist circumference and education with specific DPs before and throughout pregnancy could facilitate efforts to promote healthy dietary behavior and the overall health and well-being of pregnant women.
    Study name: Seremban Cohort Study (SECOST)
    Matched MeSH terms: Cohort Studies
  4. Yock-Corrales A, Lee JH, Domínguez-Rojas JÁ, Caporal P, Roa JD, Fernandez-Sarmiento J, et al.
    J Pediatr Surg, 2024 Mar;59(3):494-499.
    PMID: 37867044 DOI: 10.1016/j.jpedsurg.2023.09.038
    INTRODUCTION: We aimed to identify clinical characteristics, risk factors for diagnosis, and describe outcomes among children with AHT.

    METHODS: We performed an observational cohort study in tertiary care hospitals from 14 countries across Asia and Ibero-America. We included patients <5 years old who were admitted to participating pediatric intensive care units (PICUs) with moderate to severe traumatic brain injury (TBI). We performed descriptive analysis and multivariable logistic regression for risk factors of AHT.

    RESULTS: 47 (12%) out of 392 patients were diagnosed with AHT. Compared to those with accidental injuries, children with AHT were more frequently < 2 years old (42, 89.4% vs 133, 38.6%, p cohort. Overall, children with AHT required more neurosurgical interventions and the use of anti-epileptic medications. Children younger than 2 years and with SDH were independently associated with a diagnosis of AHT.

    TYPE OF STUDY: Observational cohort study.

    LEVEL OF EVIDENCE: III.

    Matched MeSH terms: Cohort Studies
  5. Yip CH, Bhoo-Pathy N, Uiterwaal CS, Taib NA, Tan GH, Mun KS, et al.
    Breast, 2011 Apr;20 Suppl 2:S60-4.
    PMID: 21349715 DOI: 10.1016/j.breast.2011.02.004
    Estrogen receptor (ER) positive rates in breast cancer may be influenced by grade, stage, age and race. This study reviews the ER positive rates over a 15-year period at the University Malaya Medical Centre, Kuala Lumpur, Malaysia. Data on ER status of 3557 patients from 1994 to 2008 was analyzed. ER status was determined by immunohistochemistry with a cut-off point of 10%. ER positivity increased by about 2% for every 5-year cohort, from 54.5% in 1994-1998 to 58.4% in 2004-2008. Ethnicity and grade were significantly associated with ER positivity rates: Malay women were found to have a higher risk of ER negative tumors compared with Chinese women. Grade 1 cancers were nine times more likely to be ER positive compared with grade 3 cancers. In summary, the proportion of ER positive cancers increased with each time period, and ethnicity and grade were independent factors that influenced ER positive rates.
    Matched MeSH terms: Cohort Studies
  6. Yii MK
    Asian J Surg, 2003 Jul;26(3):149-53.
    PMID: 12925289 DOI: 10.1016/S1015-9584(09)60374-2
    Abdominal aortic aneurysm (AAA) repairs represent a significant workload in vascular surgery in Asia. This study aimed to audit AAA surgery and evaluate the application of the Portsmouth Physiological and Operative Severity Score for the Enumeration of Mortality and Morbidity (P-POSSUM) in an Asian vascular unit for standard of care. Eighty-five consecutive surgical patients with AAA from a prospective vascular database from July 1996 to December 2001 in Sarawak were available for analysis. Comparisons between predicted deaths by P-POSSUM and observed deaths in both urgency of surgery categories (elective, urgent, emergency ruptures) and risk range groups (0-5%, >5-15%, >15-50%, >50-100%) were made. No significant difference was found between the predicted and observed rates of death for elective, urgent and emergency AAA repairs. The observed mortality rates were 5%, 18% and 30%, respectively. The observed rates of death were also comparable to P-POSSUM predicted rates of death in the various risk range groups. The POSSUM score used with the P-POSSUM mortality equation is easy to use and applicable as a comparative vascular auditing tool in Asia.
    Matched MeSH terms: Cohort Studies
  7. Yew YW, Lai YC, Chan R
    Ann Acad Med Singap, 2016 Nov;45(11):516-519.
    PMID: 27922146
    Matched MeSH terms: Cohort Studies
  8. Yeow TC, Wong WF, Sabet NS, Sulaiman S, Shahhosseini F, Tan GM, et al.
    BMC Microbiol, 2016 Mar 18;16:45.
    PMID: 26987367 DOI: 10.1186/s12866-016-0671-1
    BACKGROUND: The 7.5 kb cryptic plasmid of Chlamydia trachomatis has been shown to be a virulence factor in animal models, but its significance in humans still remains unknown. The aim of this study was to investigate the prevalence and potential involvement of the C. trachomatis cryptic plasmid in causing various clinical manifestations; including infertility, reproductive tract disintegrity, menstrual disorder, and polycystic ovarian syndrome (PCOS) among genital C. trachomatis-infected patients.
    RESULTS:A tot l of 180 female patients of child bearing age (mean 30.9 years old, IQR:27-35) with gynecological complications and subfertility issues, who visited Obstetrics and Gynecology clinics in Kuala Lumpur, Malaysia were recruited for the study. Prevalence of genital chlamydial infection among these patients was alarmingly high at 51.1% (92/180). Of the 92 chlamydia-infected patients, 93.5% (86/92) were infected with plasmid-bearing (+) C. trachomatis while the remaining 6.5% (6/92) were caused by the plasmid-free (-) variant. Our data showed that genital C. trachomatis infection was associated with infertility issues, inflammation in the reproductive tract (mucopurulent cervicitis or endometriosis), irregular menstrual cycles and polycystic ovarian syndrome (PCOS). However, no statistical significance was detected among patients with plasmid (+) versus plasmid (-) C. trachomatis infection. Interestingly, plasmid (+) C. trachomatis was detected in all patients with PCOS, and the plasmid copy numbers were significantly higher among PCOS patients, relative to non-PCOS patients.
    CONCLUSION: Our findings show a high incidence of C. trachomatis infection among women with infertility or gynecological problems in Malaysia. However, due to the low number of plasmid (-) C. trachomatis cases, a significant role of the plasmid in causing virulence in human requires further investigation of a larger cohort.
    KEYWORDS: Chlamydia trachomatis; Infertility; Plasmid; Reproductive system disorders
    Study site: Obstetrics and Gynecology clinic, University Malaya Medical Centre (UMMC), Kuala Lumpur, Malaysia
    Matched MeSH terms: Cohort Studies
  9. Yeong CT, Atputharajah V
    Med J Malaysia, 1999 Mar;54(1):79-86.
    PMID: 10972009
    Ignorance is not bliss when it comes to sexuality. Psychosexual problems lead to shame, fumbling, needless fears, low-self esteem and even subfertility. The demands for help appears to be increasing; as the general population become more aware of its presence and the treatment options available through the mass media and better health education. Sex therapy has traditionally been the realm of the psychiatrist but with the gynaecologist as the first contact for most women, the number of women seeking advice directly from their doctors will only increase with time. A total of 243 new cases of sexual dysfunction were treated at the sexual problem clinic in Kandang Kerbau Hospital between January 1994 and November 1996; majority of which were self-referrals (48.5%). The patient pool consisted of more males than females although the clinical setting is in an obstetrics and gynaecology teaching institute. Vaginismus and erectile problems constituted the main complaints. Erectile problems are more common in the patients above 40 years old (p < 0.001). We report here our experience of such a sexual problem clinic and hope to provide insight into this area of medicine from the perspective of a practising gynaecologist.
    Matched MeSH terms: Cohort Studies
  10. Yeoh PL, Hornetz K, Shauki NIA, Dahlui M
    Int J Qual Health Care, 2018 Jul 01;30(6):466-471.
    PMID: 29590356 DOI: 10.1093/intqhc/mzy041
    Objective: To assess the adequacy of antenatal care (ANC) and its association with pregnancy outcomes using an approach that includes adequacy of both utilization and content.

    Design: Retrospective cohort study.

    Setting and Participants: Women attending ANC at public-funded primary health clinics where data were extracted from individual records.

    Methods: Adequacy of utilization assessment was based on the concept of Adequacy of Prenatal Care Utilization index; adequacy of content assessed the recommended routine care received by the women according to local guidelines. Association between adequacy and pregnancy outcomes was examined using binary logistic regression.

    Main Outcome Measures: Pregnancy outcomes included preterm birth and low birth weight.

    Results: Sixty-three percent of women showed higher than recommended ANC utilization; 52% had <80% of recommended routine care content. Although not statistically significant, the odds of preterm birth was lower among women with adequate level of utilization compared with inadequate (adjusted odds ratios (aOR) = 2.34, 95% confidence interval (CI) 0.45-12.16) and intensive levels (aOR = 3.27, 95% CI 0.73-14.60). Regarding adequacy of content, women who received inadequate level of care content were associated with higher prevalence of preterm birth (aOR = 3.69, 95% CI 1.60-8.55).

    Conclusion: The study shows inadequate content is associated with higher prevalence of preterm birth and suggests that inadequate utilization increases the risk of preterm birth. It demonstrates the relevance of using both utilization and content assessment in evaluating quality of ANC. Further studies are encouraged to review the methods used.
    Matched MeSH terms: Cohort Studies
  11. Yeo KK, Tai BC, Heng D, Lee JM, Ma S, Hughes K, et al.
    Diabetologia, 2006 Dec;49(12):2866-73.
    PMID: 17021918 DOI: 10.1007/s00125-006-0469-z
    AIMS/HYPOTHESIS: The aim of the study was to determine whether the risk of ischaemic heart disease (IHD) associated with diabetes mellitus differs between ethnic groups.

    METHODS: Registry linkage was used to identify IHD events in 5707 Chinese, Malay and Asian Indian participants from three cross-sectional studies conducted in Singapore between the years 1984 and 1995. The study provided a median of 10.2 years of follow-up with 240 IHD events experienced. We assessed the interaction between diabetes mellitus and ethnicity in relation to the risk of IHD events using Cox proportional hazards regression.

    RESULTS: Diabetes mellitus was more common in Asian Indians. Furthermore, diabetes mellitus was associated with a greater risk of IHD in Asian Indians. The hazard ratio when comparing diabetes mellitus with non-diabetes mellitus was 6.41 (95% CI 5.77-7.12) in Asian Indians and 3.07 (95% CI 1.86-5.06) in Chinese (p = 0.009 for interaction). Differences in the levels of established IHD risk factors among diabetics from the three ethnic groups did not appear to explain the differences in IHD risk.

    CONCLUSIONS/INTERPRETATION: Asian Indians are more susceptible to the development of diabetes mellitus than Chinese and Malays. When Asian Indians do develop diabetes mellitus, the risk of IHD is higher than for Chinese and Malays. Consequently, the prevention of diabetes mellitus amongst this ethnic group is particularly important for the prevention of IHD in Asia, especially given the size of the population at risk. Elucidation of the reasons for these ethnic differences may help us understand the pathogenesis of IHD in those with diabetes mellitus.
    Matched MeSH terms: Cohort Studies
  12. Yee, A., Kanagasundram, S., Gill, J.S., Zainal, N.Z.
    MyJurnal
    Objective: This systematic review is aimed to quantitatively summarise the
    prevalence of sexual dysfunction among non-SSRI second generation
    antidepressants namely agomelatine, bupropion, duloxetine, venlafaxine, and
    mirtazapine.

    Methods: Relevant studies published from inception till
    December 2012 were identified by searching PubMed, OVID and Embase.
    We included all literatures encompassing randomized controlled, cohort,
    case-controlled and cross-sectional studies, which contained quantitative data
    for prevalence on all aspects of sexual dysfunction in depressive patients who
    were older than 18 years of age. Heterogeneity, publication bias and odds
    ratio were assessed thoroughly.

    Results: In the non-SSRI second generation
    antidepressant group which consisted of 17,316 subjects, various studies
    showed the range of sexual dysfunction prevalence between 0% and 67%.
    Sexual dysfunction in patients who took non-SSRI second generation
    antidepressants constituted a meta-analytical pooled prevalence of 15%, and
    36% in those who took SSRIs. The combined relative risk of sexual
    dysfunction in the non-SSRI second generation antidepressant group when
    compared with SSRI was 0.57.

    Conclusions: The pooled prevalence of sexual
    dysfunction in non-SSRI second generation antidepressant is lower than in
    SSRI antidepressants.
    Matched MeSH terms: Cohort Studies
  13. Yeap SS, Fauzi AR, Kong NC, Halim AG, Soehardy Z, Rahimah S, et al.
    Lupus, 2009 Feb;18(2):178-81.
    PMID: 19151123 DOI: 10.1177/0961203308094995
    The aim of this study was to assess the bone mineral density (BMD) of premenopausal patients with systemic lupus erythematosus (SLE) on corticosteroids (CS) and to determine the influence of CS and other risk factors on BMD. A total of 98 premenopausal patients with SLE were recruited from outpatient clinics in two teaching hospitals. Risk factors for osteoporosis were determined, and BMD was measured using dual-energy x-ray absorptiometry. The mean age of the patients was 30.05 +/- 7.54 years. The mean dose of prednisolone at time of BMD measurement was 18.38 +/- 10.85 mg daily. Median duration of CS use was 2.5 years (range 0-20). Median cumulative dose of CS was 9.04 g (range 0.28-890.0). Six patients (6.1%) had osteoporosis, 41 (41.9%) had osteopenia and 51 (52.0%) had normal BMD. Lumbar spine T score correlated with cumulative CS dose (P = 0.019). Duration of CS intake correlated with femoral neck T score (P = 0.04) and trochanter T score (P = 0.008). There was no correlation between BMD and race, SLE Disease Activity Index score, smoking and self-reported calcium intake or exercise. Only 52% of these patients had normal BMD. The duration and cumulative dose of CS intake was significantly correlated to BMD, but not the other commonly assessed risk factors. These findings suggest that premenopausal patients with SLE on CS should have their BMD measured at regular intervals to fully assess their osteoporosis risk.

    Study site: outpatient clinics in two teaching hospitals
    Matched MeSH terms: Cohort Studies
  14. Yasin SM, Retneswari M, Moy FM, Darus A, Koh D
    Occup Med (Lond), 2012 Apr;62(3):174-81.
    PMID: 22362839 DOI: 10.1093/occmed/kqs005
    Job stressors may reduce the likelihood of quitting smoking.
    Matched MeSH terms: Cohort Studies
  15. Yasin SM, Masilamani R, Ming MF, Koh D
    Asian Pac J Cancer Prev, 2011;12(3):811-6.
    PMID: 21627389
    Smoking cessation studies are often performed in clinic based settings. The present example aimed to find predictors of success among staff in worksite smoking cessation programmes in two major public universities in Klang Valley, Malaysia. All staff from both universities received an open invitation via staff e-mail and letters to participate. At the start of treatment, participants were administered the Rhode Island Stress and Coping Questionnaire and Family Support Redding's Questionnaire. Behaviour therapy with free nicotine replacement therapy (NRT) were given as treatment. After two months, they were contacted to determine their smoking status. 185 staff from University A (n=138) and University B (n=47), responded and voluntarily showed interest to quit. There was no significant difference in respondents with respect to socio demographic characteristics and smoking history. After two months of treatment, quit rates were 24% in University A vs. 38 % in University B (p>0.05). Univariate predictors of cessation were adherence to NRT (p<0.001), smoking fewer cigarettes per day (p<0.05) and the number of behaviour therapy sessions attended (p<0.001). Logistic regression identified 3 significant predictors of smoking cessation. Participants attending more than one session (OR= 27.00; 95% CI : 6.50; 111.6), and having higher pre-treatment general stress (OR= 2.15; 95% CI: 1.14; 4.05) were more likely to quit, while a higher number of cigarettes smoked (OR= 0.19: 95% CI: 0.06; 0.59) reduced the likelihood of quitting. Increasing age, ability to cope with stress and family support were not significant predictors. We conclude that factors such as the number of counseling sessions, the amount of cigarettes smoked at baseline, adherence to NRT and pretreatment stress are important considerations for success in a worksite smoking cessation programme.
    Matched MeSH terms: Cohort Studies
  16. Yasin SM, Retneswari M, Moy FM, Koh D, Isahak M
    Asian Pac J Cancer Prev, 2011;12(9):2193-8.
    PMID: 22296355
    BACKGROUND: There is an unclear relationship between smoker's early motivation and success rates. Here we aimed to explore the correlates of motivation and smoking abstinence and relapse in worksite smoking cessation programmes.
    METHODS: This prospective cohort study involved employees from two major public universities in Malaysia. Participants were actively recruited into a smoking cessation programme. At the start of treatment, participants were administered a questionnaire on sociodemographic variables, smoking habits and 'stage of change'. Behaviour therapy with free nicotine replacement therapy (NRT) was given as treatment for two months. A similar stage of change questionnaire was given at six months, and their smoking status was determined.
    RESULTS: There were 185 smokers from both Universities, who joined the programme. At six months, 24 smokers reported sustained abstinence while the others had relapsed. Prior to the programme, the majority of smokers were seriously planning on quitting (59.5%--preparation stage), but over a third had no plans to quit (35.5%--contemplation stage). There was no significant difference noted in changes of motivation stage among the relapsers and the non quitters. In addition, logistic regression showed that sustained abstinence was not predicted by pre-session motivation stage, but this did predict higher relapse for the participants, compared to those in the preparation stage.
    CONCLUSION: It is possible to help smokers in the lower motivation groups to quit, provided extra caution is taken to prevent relapse. Healthcare providers' recruitment strategies for cessation programmes should thus encompass smokers in all motivation stages.
    Matched MeSH terms: Cohort Studies
  17. Yaseen SG, Ahmed SA, Johan MF, Kiron R, Daher AM
    Transfus Apher Sci, 2013 Dec;49(3):647-51.
    PMID: 23890575 DOI: 10.1016/j.transci.2013.07.003
    Transmission of infectious diseases is a recognized complication of blood transfusion and blood products. Nucleic acid testing (NAT) may contribute to improved efficiency of blood screening and thereby increase the safety margin for transfused blood.
    Matched MeSH terms: Cohort Studies
  18. Yap TW, Gan HM, Lee YP, Leow AH, Azmi AN, Francois F, et al.
    PLoS One, 2016;11(3):e0151893.
    PMID: 26991500 DOI: 10.1371/journal.pone.0151893
    BACKGROUND: Accumulating evidence shows that Helicobacter pylori protects against some metabolic and immunological diseases in which the development of these diseases coincide with temporal or permanent dysbiosis. The aim of this study was to assess the effect of H. pylori eradication on the human gut microbiome.

    METHODS: As part of the currently on-going ESSAY (Eradication Study in Stable Adults/Youths) study, we collected stool samples from 17 H. pylori-positive young adult (18-30 years-old) volunteers. The same cohort was followed up 6, 12 and 18 months-post H. pylori eradication. The impact of H. pylori on the human gut microbiome pre- and post-eradication was investigated using high throughput 16S rRNA gene (V3-V4 region) sequencing using the Illumina Miseq followed by data analysis using Qiime pipeline.

    RESULTS: We compared the composition and diversity of bacterial communities in the fecal microbiome of the H. pylori-positive volunteers, before and after H. pylori eradication therapy. The 16S rRNA gene was sequenced at an average of 150,000-170,000 reads/sample. The microbial diversity were similar pre- and post-H. pylori eradication with no significant differences in richness and evenness of bacterial species. Despite that the general profile of the gut microbiome was similar pre- and post-eradication, some changes in the bacterial communities at the phylum and genus levels were notable, particularly the decrease in relative abundance of Bacterioidetes and corresponding increase in Firmicutes after H. pylori eradication. The significant increase of short-chain fatty acids (SCFA)-producing bacteria genera could also be associated with increased risk of metabolic disorders.

    CONCLUSIONS: Our preliminary stool metagenomics study shows that eradication of H. pylori caused perturbation of the gut microbiome and may indirectly affect the health of human. Clinicians should be aware of the effect of broad spectrum antibiotics used in H. pylori eradication regimen and be cautious in the clinical management of H. pylori infection, particularly in immunocompromised patients.

    Matched MeSH terms: Cohort Studies
  19. Yap ST, Lee N, Ang ML, Chui RW, Lim K, Arjandas M, et al.
    Malays Orthop J, 2021 Mar;15(1):105-112.
    PMID: 33880156 DOI: 10.5704/MOJ.2103.016
    Introduction: Hip spica casting is a standard treatment for children with femur fractures. This study compares the outcomes of spica cast application, in terms of quality of fracture reduction and hospital charges when performed in operating theatre versus outpatient clinics at a local institution.

    Materials and Methods: A total of 93 paediatric patients, aged between 2 months to 8 years, who underwent spica casting for an isolated femur fracture between January 2008 and March 2019, were identified retrospectively. They were separated into inpatient or outpatient cohort based on the location of spica cast application. Five patients with metaphyseal fractures and four with un-displaced fractures were excluded. There were 13 and 71 patients in the outpatient and inpatient cohort respectively who underwent spica casting for their diaphyseal and displaced femur fractures. Variables between cohorts were compared.

    Results: There were no significant differences in gender, fracture pattern, and mechanism of injury between cohorts. Spica casting as inpatients delayed the time from assessment to casting (23.55 ± 29.67h vs. 6.75 ± 4.27h, p<0.05), increased average hospital stay (41.2 ± 31.1h vs. 19.2 ± 15.0h, p<0.05) and average hospital charges (US$1857.14 vs US$775.49, p<0.05). Excluding the un-displaced fractures, there were no significant differences in the period of cast immobilisation and median follow-up length. Both cohorts had a similar proportion of unacceptable reduction and revision casting rate.

    Conclusion: Both cohorts presented similar spica casting outcomes of fracture reduction and follow-up period. With spica cast application in operating theatre reporting higher hospital charges and prolonged hospital stay, the outpatient clinic should always be considered for hip spica application.

    Matched MeSH terms: Cohort Studies
  20. Yap SH, Ng YP, Roslan A, Kolanthaivelu J, Koh KW, P'ng HS, et al.
    Med J Malaysia, 2017 12;72(6):360-364.
    PMID: 29308774 MyJurnal
    INTRODUCTION: Atrial fibrillation (AF) is the most common cardiac arrhythmia with significant morbidity and mortality in relation to thromboembolic stroke. Our study aimed to evaluate the safety and efficacy of dabigatran in stroke prevention in elderly patient with nonvalvular AF with regard to the risk of ischemic stroke and intracranial haemorrhage (ICH) in real-world setting.

    METHODS: A retrospective cohort study of 200 patients on dabigatran and warfarin from January 2009 till September 2016 was carried out. Data were collected for 100 patients on dabigatran and 100 patients on warfarin.

    RESULTS: The mean follow-up period was 340.7±322.3 days for dabigatran group and 410.5±321.2 days for warfarin group. The mean time in therapeutic range (TTR) was 52±18.7%. The mean CHA2DS2 -VASc score for dabigatran group was 4.4±1.1 while 5.0±1.5 for warfarin group. None in dabigatran group experienced ischemic stroke compared to one patient in warfarin group (p=0.316). There was one patient in dabigatran group suffered from ICH compared to none in warfarin group (p=0.316). Four patients in warfarin group experienced minor bleeding, while none from dabigatran group (p=0.043).

    CONCLUSION: Overall bleeding events were significantly lower in dabigatran group compared to warfarin group. In the presence of suboptimal TTR rates and inconveniences with warfarin therapy, non-vitamin-K antagonist oral anticoagulants (NOAC) are the preferred agents for stroke prevention in elderly Asian patients for nonvalvular AF.

    Matched MeSH terms: Cohort Studies
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