Publications by authors named "Pei Ying Sim"

The gastrointestinal tract (GIT) plays a key role in regulating nutrient metabolism and appetite responses. This study aimed to identify changes in the GIT that are important in the development of diet related obesity and diabetes. GIT samples were obtained from C57BL/6J male mice chronically fed a control diet or a high sucrose diet (HSD) and analysed for changes in gene, protein and metabolite levels.

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Objective: To determine the prevalence of vitamin D deficiency (<37.5 nmol/L) among young adolescents in Malaysia and its association with demographic characteristics, anthropometric measures and physical activity.

Design: This is a cross-sectional study among Form 1 (year 7) students from 15 schools selected using a stratified random sampling design.

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Objective: To compare the measurements of body fat percentage (BF%) using the foot-to-foot bioelectrical impedance analysis (FTF-BIA) with the direct segmental multifrequency BIA (DSM-BIA).

Methods: There were 36 men and 52 women (37.1 ± 14.

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Background: Obesity and lack of physical activity are fast becoming a concern among Malaysian adolescents.

Objective: This study aims to assess physical activity levels among Malaysian adolescents and investigate the association between physical activity levels and body composition such as body mass index (BMI), waist circumference (WC) and percentage of body fat.

Subjects And Methods: 1361 school-going 13 year old multi-ethnic adolescents from population representative samples in Malaysia were involved in our study.

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