Displaying publications 1 - 20 of 44 in total

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  1. Loh KY, Kew ST
    Med J Malaysia, 2008 Oct;63(4):348-50; quiz 351.
    PMID: 19385504 MyJurnal
    Recent research in bio-medical science has shown an integral role of endocannabinoid system (ECS) in determining cardio-metabolic risk of human body. The mechanism is mediated through binding of endocannabinoids at the CB1 receptors. The stimulation of CB1 receptor in the brain is believed to control and mediate the effects on appetite. In normal physiology, CB1 receptors activation is responsible for energy homeostasis, govern emotions and behaviors such as anxiety, fear, appetite, food and water intake. CB1 receptors also found in peripheral tissues like liver, pancreas, skeletal muscles and adipose tissues, which play an important role in lipid and glucose metabolism. Over-activation of ECS is associated with various metabolic diseases such as dyslipidemia, insulin resistance, lipogenesis, excessive weight gain and increasing intra-abdominal obesity. All these events lead to increased cardiovascular risk. Use of selective CB1 receptor blocker such as rimonabant has shown to reduced waist circumference, better glycemic control, lower triglyceride levels, raise HDL cholesterol and over all reduction in total body fat. This drug has been recommended for patients with metabolic syndrome.
    Matched MeSH terms: Obesity/etiology*
  2. Nafikudin M, Nawawi H, Muid S, Annuar R, Yusoff K, Khalid BAK
    Med J Malaysia, 2003 Dec;58(5):647-52.
    PMID: 15190648
    Ultrasonographic measurements of the intima-media thickness (IMT) of common carotid arteries (CCA) were taken in 50 patients with familial hypercholesterolaemia (FH) and 57 patients with non-familial hypercholesterolemia (NFH). The lipid profile, body mass index (BMI) and waist-hip ratio (WHR) of each patient were recorded. In FH patients, the IMT was significantly higher in overweight and elevated WHR subgroups compared to the normal with significant correlations between BMI and WHR to the IMT. In NFH patients, the IMT was significantly higher in the elevated WHR compared to the normal subgroup but the correlations between either BMI or WHR to IMT were insignificant. These suggest that the environmentally modified anthropometric indices may have an effect on atherosclerosis in genetically determined hypercholesterolaemia in FH patients.
    Matched MeSH terms: Obesity/etiology
  3. Rozita Z, Lim MT, Lee HS
    Med J Malaysia, 2019 04;74(2):145-150.
    PMID: 31079126
    INTRODUCTION: The prevalence of overweight and obesity is increasing at an alarming rate. It is a major factor for many other metabolic disorders. This study aimed to determine the prevalence of increase body mass index (BMI) and obesity and their associated demographic characteristics among adults in an urban area.

    METHODS: A retrospective study was conducted where data was extracted from the Health Status Screening Form (BSSK) at health clinics in Johor Bahru. Using the World Health Organization (WHO), criteria for obesity, BMI≥30.0 kg/m2 was specified as obese and combination of both BMI ranges for overweight (25.0-30.0kg/m2) and obesity (≥30.0kg/m2) as elevated BMI.

    RESULTS: The overall prevalence of elevated BMI and obesity was 54.6% and 20.1% respectively. Men had a higher prevalence of elevated BMI (57.4%) with odds of 1.28 higher (95%CI: 1.04-1.58). High prevalence of elevated BMI and obesity were seen among the Indians (elevated BMI - 60.2%, obesity - 19.4%) followed by Malays (elevated BMI -57.8%, obesity - 23.1%) and Chinese showed the lowest (elevated BMI - 39.0%, obesity - 8.8%). The odds of elevated BMI and obesity were lower among younger adults as compared to older adults (≥30 years old).

    CONCLUSION: Using WHO criteria, about one in two adults had elevated BMI while one in five were obese. Elevated BMI and obesity disparities were evident in age and ethnicity, but sex differences were encountered in elevated BMI group.

    Matched MeSH terms: Obesity/etiology
  4. Gouk SW, Cheng SF, Ong AS, Chuah CH
    Br J Nutr, 2014 Apr 14;111(7):1174-80.
    PMID: 24286356 DOI: 10.1017/S0007114513003668
    In the present study, we investigated the effect of long-acyl chain SFA, namely palmitic acid (16:0) and stearic acid (18:0), at sn-1, 3 positions of TAG on obesity. Throughout the 15 weeks of the experimental period, C57BL/6 mice were fed diets fortified with cocoa butter, sal stearin (SAL), palm mid fraction (PMF) and high-oleic sunflower oil (HOS). The sn-1, 3 positions were varied by 16:0, 18:0 and 18:1, whilst the sn-2 position was preserved with 18:1. The HOS-enriched diet was found to lead to the highest fat deposition. This was in accordance with our previous postulation. Upon normalisation of total fat deposited with food intake to obtain the fat:feed ratio, interestingly, mice fed the SAL-enriched diet exhibited significantly lower visceral fat/feed and total fat/feed compared with those fed the PMF-enriched diet, despite their similarity in SFA-unsaturated fatty acid-SFA profile. That long-chain SFA at sn-1, 3 positions concomitantly with an unsaturated FA at the sn-2 position exert an obesity-reducing effect was further validated. The present study is the first of its kind to demonstrate that SFA of different chain lengths at sn-1, 3 positions exert profound effects on fat accretion.
    Matched MeSH terms: Obesity/etiology
  5. Nurliyana AR, Mohd Nasir MT, Zalilah MS, Rohani A
    Public Health Nutr, 2015 Feb;18(2):303-12.
    PMID: 24507623 DOI: 10.1017/S1368980014000068
    OBJECTIVE: The present study aimed to identify dietary patterns and determine the relationship between dietary patterns and cognitive ability among 12- to 13 year-old Malay adolescents in the urban areas of Gombak district in Selangor, Malaysia.

    DESIGN: Data on sociodemographic background were obtained from parents. Height and weight were measured and BMI-for-age was determined. Adolescents were interviewed on their habitual dietary intakes using a semi-quantitative FFQ. Cognitive ability was assessed using the Wechsler Nonverbal Scale of Ability in a one-to-one manner. Dietary patterns were constructed using principal component analysis based on thirty-eight food groups of the semi-quantitative FFQ.

    SETTING: Urban secondary public schools in the district of Gombak in Selangor, Malaysia.

    SUBJECTS: Malay adolescents aged 12 to 13 years (n 416).

    RESULTS: The mean general cognitive ability score was 101·8 (sd 12·4). Four major dietary patterns were identified and labelled as 'refined-grain pattern', 'snack-food pattern', 'plant-based food pattern' and 'high-energy food pattern'. These dietary patterns explained 39·1 % of the variance in the habitual dietary intakes of the adolescents. The refined-grain pattern was negatively associated with processing speed, which is a construct of general cognitive ability. The high-energy food pattern was negatively associated with general cognitive ability, perceptual reasoning and processing speed. Monthly household income and parents' educational attainment were positively associated with all of the cognitive measures. In multivariate analysis, only the high-energy food pattern was found to contribute significantly towards general cognitive ability after controlling for socio-economic status.

    CONCLUSIONS: Consumption of foods in the high-energy food pattern contributed towards general cognitive ability after controlling for socio-economic status. However, the contribution was small.

    Matched MeSH terms: Pediatric Obesity/etiology
  6. Wafa SW, Ghazalli R
    PLoS One, 2020;15(4):e0232000.
    PMID: 32330177 DOI: 10.1371/journal.pone.0232000
    With the on-going interest in implementing school policies to address the problem of childhood obesity in Malaysia, there is urgent need for information about the association between school environment and children's weight status. This study aims to investigate the association between school environmental factors (physical, economic, political and sociocultural) with BMI of school children in Terengganu. The school environment factors were assessed using a set of validated whole-school environmental mapping questionnaires, consisting of 76 criteria with four domains; physical environment (41 criteria), economic environment (nine criteria), political environment (nine criteria) and sociocultural environment (17 criteria). This involved face-to-face interview sessions with 32 teachers from 16 schools (eight rural and eight urban). In addition, 400 school children aged between 9 and 11 years of the selected schools were assessed for BMI (WHO 2007 reference chart), dietary intake (food frequency questionnaire (FFQ)) and physical activity level (physical activity questionnaire for children (PAQ-C)). Multiple regression was used to examine the association between school environment factors and BMI of the school children. Seven school environment criteria were found to be associated with BMI of school children when it was adjusted for calorie intake and physical activity level. About 33.4% of the variation in BMI of school children was explained by health professional involvement, simple exercise before class, encouragement to walk/ride bicycle to/from school, no high-calorie food sold, healthy options of foods and drinks at tuck shop, availability of policy on physical activity and training teacher as a role model. Policy makers should make urgent actions to address the obesogenic features of school environments. It should strive towards setting up healthy school environment and improving school curricula to promote healthy behaviours among the school children.
    Matched MeSH terms: Pediatric Obesity/etiology*
  7. Chajès V, Biessy C, Ferrari P, Romieu I, Freisling H, Huybrechts I, et al.
    PLoS One, 2015;10(2):e0118206.
    PMID: 25675445 DOI: 10.1371/journal.pone.0118206
    BACKGROUND: Few epidemiological studies have examined the association between dietary trans fatty acids and weight gain, and the evidence remains inconsistent. The main objective of the study was to investigate the prospective association between biomarker of industrial trans fatty acids and change in weight within the large study European Prospective Investigation into Cancer and Nutrition (EPIC) cohort.

    METHODS: Baseline plasma fatty acid concentrations were determined in a representative EPIC sample from the 23 participating EPIC centers. A total of 1,945 individuals were followed for a median of 4.9 years to monitor weight change. The association between elaidic acid level and percent change of weight was investigated using a multinomial logistic regression model, adjusted by length of follow-up, age, energy, alcohol, smoking status, physical activity, and region.

    RESULTS: In women, doubling elaidic acid was associated with a decreased risk of weight loss (odds ratio (OR) = 0.69, 95% confidence interval (CI) = 0.55-0.88, p = 0.002) and a trend was observed with an increased risk of weight gain during the 5-year follow-up (OR = 1.23, 95% CI = 0.97-1.56, p = 0.082) (p-trend

    Matched MeSH terms: Obesity/etiology
  8. Firouzi S, Poh BK, Ismail MN, Sadeghilar A
    Obes Res Clin Pract, 2014 Jan-Feb;8(1):e70-8.
    PMID: 24548579 DOI: 10.1016/j.orcp.2012.12.001
    This study aimed to determine the association between sleep habits (including bedtime, wake up time, sleep duration, and sleep disorder score) and physical characteristics, physical activity level, and food pattern in overweight and obese versus normal weight children.
    Matched MeSH terms: Obesity/etiology*
  9. Zalbahar N, Jan Mohamed HJ, Loy SL, Najman J, McIntyre HD, Mamun A
    Obes Res Clin Pract, 2016 09;10 Suppl 1:S35-S47.
    PMID: 26321098 DOI: 10.1016/j.orcp.2015.08.002
    BACKGROUND AND OBJECTIVES: Parental body mass index (BMI) is strongly linked with the development of offspring overweight and obesity. However, there are a limited number of studies focusing on the association of parental body mass index before pregnancy on offspring growth and body composition in early life, particularly in developing countries.

    METHODS: Data from the University Sains Malaysia (USM) Pregnancy Cohort which consists of 153 mother-offspring pairs were used. Data were collected using interview-administered questionnaires and anthropometric measurements were also obtained. Multiple linear regression and generalised equation estimation (GEE) were used to examine the direction and impact of the association between parental BMI and child growth and body composition (weight for age, height for age, body mass index for age, weight for height and fat mass at age 2m, 6m, and 12m). Potential confounders, including validated measures of maternal diets and physical activity during pregnancy, were considered.

    RESULTS: Of 153 parents, one-quarter of the mothers and 42.2% of the fathers, respectively, were overweight or obese before pregnancy. A significant association was found between maternal BMI and child's weight for height z-score (WHZ) and body mass index for age z-score (BAZ).

    CONCLUSIONS: Having high pre-pregnancy BMI may increase BMI and WAZ of offspring in early life. Findings from this study emphasise the importance of monitoring maternal weight status, particularly before and during pregnancy and early life of offspring among Malaysians.

    Matched MeSH terms: Pediatric Obesity/etiology*
  10. Robert SA, Rohana AG, Shah SA, Chinna K, Wan Mohamud WN, Kamaruddin NA
    Obes Res Clin Pract, 2015 May-Jun;9(3):301-4.
    PMID: 25870084 DOI: 10.1016/j.orcp.2015.03.005
    We examined the effects of liraglutide, a glucagon-like peptide-1 analogue on appetite and plasma ghrelin in non-diabetic obese participants with subclinical binge eating (BE). Forty-four obese BE participants (mean age: 34±9 years, BMI: 35.9±4.2kg/m(2)) were randomly assigned to intervention or control groups for 12 weeks. All participants received standard advice for diet and exercise. Binge eating score, ghrelin levels and other anthropometric variables were evaluated at baseline and at the end of the study. Participants who received liraglutide showed significant improvement in binge eating, accompanied by reduction in body weight, BMI, waist circumference, systolic blood pressure, fasting glucose and total cholesterol. Ghrelin levels were significantly increased which may potentially diminish the weight loss effects of liraglutide beyond the intervention.
    Matched MeSH terms: Obesity/etiology
  11. Ramli NZ, Chin KY, Zarkasi KA, Ahmad F
    Nutrients, 2018 Aug 02;10(8).
    PMID: 30072671 DOI: 10.3390/nu10081009
    Metabolic syndrome (MetS) is a cluster of diseases comprising of obesity, diabetes mellitus, dyslipidemia, and hypertension. There are numerous pre-clinical as well as human studies reporting the protective effects of honey against MetS. Honey is a nutritional food low in glycemic index. Honey intake reduces blood sugar levels and prevents excessive weight gain. It also improves lipid metabolism by reducing total cholesterol (TC), triglyceride (TG), low-density lipoprotein (LDL) and increasing high-density lipoprotein (HDL), which leads to decreased risk of atherogenesis. In addition, honey enhances insulin sensitivity that further stabilizes blood glucose levels and protects the pancreas from overstimulation brought on by insulin resistance. Furthermore, antioxidative properties of honey help in reducing oxidative stress, which is one of the central mechanisms in MetS. Lastly, honey protects the vasculature from endothelial dysfunction and remodelling. Therefore, there is a strong potential for honey supplementation to be integrated into the management of MetS, both as preventive as well as adjunct therapeutic agents.
    Matched MeSH terms: Obesity/etiology
  12. Ishii H
    Nippon Rinsho, 2006 Jun;64(6):1017-9.
    PMID: 16768103
    In Japan, much attention has been paid to NASH and NAFLD for the past several years and the prevalence of this disease entity has been estimated, and NASH is thought to be present in 10% of those who have fatty liver diseases. Other points out the prevalence of NASH in Japan as 6 to 8 hundred thousand patients. The last two or three decades have seen the evolution of Western-style life of near complete inactivity, energy-dense food choices and liberal fiscal resources to obtain them and other means to avoid physical activity. Moreover, what is increasingly apparent is that NASH and NAFLD is not a Western disease and many population groups in the Asia-Pacific region are particularly prone to type 2 diabetes. Thus, it is not surprising that NASH has increasingly been diagnosed in several regions in Asia including Indonesia, Malaysia, Philippines, Thailand and India.
    Matched MeSH terms: Obesity/etiology
  13. Shi H, Jiang B, Wei Sim JD, Chum ZZ, Ali NB, Toh MH
    Mil Med, 2014 Oct;179(10):1158-65.
    PMID: 25269135 DOI: 10.7205/MILMED-D-14-00064
    A case-control study among Singapore Armed Forces' newly enlisted Servicemen was conducted to examine factors associated with male obesity. Four hundred and fifty-nine individuals from the Obese Basic Military Training program were selected as "cases" (average age: 19.5, body mass index: 30.4) and another 340 individuals were selected from the Normal Basic Military Training program as "controls" (average age: 19.3, body mass index: 21.4). Information such as family background, socioeconomic factors, and lifestyle practices were captured using facilitator-led questionnaires. Several variables were significantly associated with obesity after adjustments for possible confounders. These include childhood obesity (odds ratio [OR] = 2.06), less than an hour of exercise per day (OR = 2.97), Indian ethnicity (OR = 2.22), specific education backgrounds (especially that of Institute of Technical Education-OR = 2.75), father's employment at nonmanagerial/professional jobs (OR = 1.52), mother's employment at managerial/professional jobs (OR = 2.02), regular smoking (OR = 1.73) and alcohol consumption (OR = 2.26), 6 hours or less of sleep (OR = 3.73), obesity among family members (OR = 1.86 for mother; OR = 2.98 for siblings), parental history of diabetes mellitus (OR = 2.22 for father; OR = 2.70 for mother), and eating at inexpensive local food stalls (OR = 1.82). Our study found that a number of factors, ranging from personal and family backgrounds to lifestyle choices, were significantly associated with obesity among male youths.
    Matched MeSH terms: Obesity/etiology*
  14. Chua LL, Rajasuriar R, Azanan MS, Abdullah NK, Tang MS, Lee SC, et al.
    Microbiome, 2017 03 20;5(1):35.
    PMID: 28320465 DOI: 10.1186/s40168-017-0250-1
    BACKGROUND: Adult survivors of childhood cancers such as acute lymphoblastic leukemia (ALL) have health problems that persist or develop years after cessation of therapy. These late effects include chronic inflammation-related comorbidities such as obesity and type 2 diabetes, but the underlying cause is poorly understood.

    RESULTS: We compared the anal microbiota composition of adult survivors of childhood ALL (N = 73) with healthy control subjects (N = 61). We identified an altered community with reduced microbial diversity in cancer survivors, who also exhibit signs of immune dysregulation including increased T cell activation and chronic inflammation. The bacterial community among cancer survivors was enriched for Actinobacteria (e.g. genus Corynebacterium) and depleted of Faecalibacterium, correlating with plasma concentrations of IL-6 and CRP and HLA-DR+CD4+ and HLA-DR+CD8+ T cells, which are established markers of inflammation and immune activation.

    CONCLUSIONS: We demonstrated a relationship between microbial dysbiosis and immune dysregulation in adult ALL survivors. These observations suggest that interventions that could restore microbial diversity may ameliorate chronic inflammation and, consequently, development of late effects of childhood cancer survivors.

    Matched MeSH terms: Obesity/etiology
  15. Chan PM, Fan SH, Say YH
    Malays J Nutr, 2011 Aug;17(2):201-12.
    PMID: 22303574 MyJurnal
    Peptide Tyrosine-Tyrosine (PYY) is a 36-amino acid peptide hormone released post-prandially from the endocrine cells in the intestinal tract to suppress pancreatic secretions and eventually reduce appetite. The R72T variant in the PYY gene (rs1058046) has been associated with increased susceptibility to obesity. Therefore, the objective of this study was to investigate the association of this variant with obesity and its related anthropometric measurements among the Kampar Health Clinic cohort, Malaysia.
    Matched MeSH terms: Obesity/etiology
  16. Kuan PX, Ho HL, Shuhaili MS, Siti AA, Gudum HR
    Malays J Nutr, 2011 Apr;17(1):67-75.
    PMID: 22135866 MyJurnal
    INTRODUCTION:
    This study was carried out among undergraduate students in Universiti Malaysia Sarawak with the objective of examining gender differences in body mass index (BMI), body weight perception, eating attitudes and weightloss strategies.

    METHODS:
    Subjects consisted of 600 undergraduates (300 males and 300 females) recruited from the various faculties between September 2008 until mid-November 2008. The Original Figure Rating Scale: Body Weight Perception, Body Shape Questionnaire (BSQ) and Eating Attitudes Test-26 (EAT-26) were used as assessment tools.

    RESULTS:
    Overall, 52.8% of students had normal BMI, with approximately an equal number of both sexes. More males than females were overweight (33.7%), while more females were underweight (25.3%). Males were more likely to perceive themselves as overweight, and fail to see themselves as underweight. More than half of the females preferred their ideal figure to be underweight, whereas about 30% males chose an overweight figure as their ideal model. Females were generally more concerned about body weight, body shape and eating than males. They diet more frequently, had self-induced vomiting, and used laxatives and exercise as their weight-loss strategies.

    CONCLUSION:
    Issues pertaining to body weight perception, eating attitudes and weight-loss strategies exist with differences among male and female undergraduates. Thus, in order to correct misperceptions among young adults, a more tailored intervention programme and more in-depth studies into the various factors involved are required
    Matched MeSH terms: Obesity/etiology
  17. Soo KL, Wan AM, Abdul MH, Lee YY
    Malays J Nutr, 2011 Apr;17(1):87-95.
    PMID: 22135868 MyJurnal
    INTRDUCTION: Obesity and chronic diseases have been increasing since the last few decades alongside rapid economic development in developed and developing countries. The alarming increase in the prevalence of childhood obesity had been shown by many epidemiological studies worldwide. The aims of this study were to determine the prevalence of overweight and obesity among Chinese school children in Kota Bharu, Kelantan, and to map the association between dietary practices and their nutritional status.
    METHODS: A cross-sectional study was conducted on 278 school children aged 10 to 12 years old (144 boys and 134 girls) studying in a Chinese primary school in Kota Bharu.
    RESULTS: The survey revealed that while only 1.4% (n=4) were overweight, 23.4% (n=65) of the children were obese. A total of 67.7% (n=44) of the obese children were boys. The overweight and obese children (n=70) were compared with a randomly selected group of normal weight children (n=70). Dietary assessment showed that protein, fat and total calorie intake were significantly higher among the overweight group (p<0.05). A significantly higher proportion of the normal weight children (85.7%) took breakfast daily or at least 4 days per week compared to the overweight groups (59.4%) (p<0.05).
    CONCLUSION: The prevalence of obesity among school children in the study is a matter of concern. These findings may be useful in targeting programmes and strategies for prevention and intervention of childhood obesity.
    Matched MeSH terms: Obesity/etiology
  18. Serene TE, Shamarina S, Mohd NM
    Malays J Nutr, 2011 Aug;17(2):151-62.
    PMID: 22303570 MyJurnal
    A cross-sectional study was conducted to determine the familial and socio-environmental predictors of overweight and obesity among 1430, 9-12 year-old primary school children and their parents in Selangor and Kuala Lumpur.
    Matched MeSH terms: Obesity/etiology
  19. Si LY, Ali SAM, Latip J, Fauzi NM, Budin SB, Zainalabidin S
    Life Sci, 2017 Dec 15;191:157-165.
    PMID: 29066253 DOI: 10.1016/j.lfs.2017.10.030
    AIMS: Obesity increase the risks of hypertension and myocardial infarction (MI) mediated by oxidative stress. This study was undertaken to investigate the actions of roselle aqueous extract (R) on cardiotoxicity in obese (OB) rats and thereon OB rats subjected to MI.

    MAIN METHODS: Male Sprague-Dawley rats were fed with either normal diet or high-fat diet for 8weeks. Firstly, OB rats were divided into (1) OB and (2) OB+R (100mg/kg, p.o, 28days). Then, OB rats were subjected to MI (ISO, 85mg/kg, s.c, 2days) and divided into three groups: (1) OB+MI, (2) OB+MI+R and (3) OB+MI+enalapril for another 4weeks.

    KEY FINDINGS: Roselle ameliorated OB and OB+MI's cardiac systolic dysfunction and reduced cardiac hypertrophy and fibrosis. The increased oxidative markers and decreased antioxidant enzymes in OB and OB+MI groups were all attenuated by roselle.

    SIGNIFICANCE: These observations indicate the protective effect of roselle on cardiac dysfunction in OB and OB+MI rats, which suggest its potential to be developed as a nutraceutical product for obese and obese patients with MI in the future.

    Matched MeSH terms: Obesity/etiology
  20. Ellulu MS, Jalambo MO
    Kathmandu Univ Med J (KUMJ), 2018 2 16;15(57):91-93.
    PMID: 29446373
    Urbanization has provided experimental settings for testing the interactive relationship between genetic background and changes in lifestyle and dietary patterns. The concept of gene-environment interaction was described by epidemic of obesity along with urbanization. Genome-wide association has identified several genes such as melanocortin-4 receptor that associates with environmental influences of obesity. Gene environment (GxE) interaction refers to modification by an environmental factor of the effect of a genetic variant on a phenotypic trait. GxE interactions can serve to modulate the adverse effects of a risk allele, or can exacerbate the genotype-phenotype relationship and increase risk.
    Matched MeSH terms: Obesity/etiology*
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