Relationship between childhood obesity and dietary behavior in selected school-going children from Dhaka city, Bangladesh

Abstract

Background: The prevalence of non-communicable diseases is rising in Dhaka City, Bangladesh. Obesity is one of the significant risk factors for many non-communicable diseases. This research aimed to investigate the current prevalence of overweight and obesity among children in selected schools in Dhaka City through anthropometric evaluation, as well as to assess the correlation of various environmental determinants such as physical activity, dietary behavior, lifestyle habits, are associated with increased risk of obesity in children.Methods: This school-based cross-sectional study was conducted among 106 participants (50 male and 56 female participants) aged 6-14 years selected by convenience sampling from four randomly selected primary schools of different regions of Dhaka city. A pre-tested questionnaire was used to collect data.Results: The prevalence of overweight and obesity among school-going children 24.5%, 68% respectively. Factors associated with being obese included type of game (χ2=34.036; p=0.001), total playtime (χ2=17.788; p=0.000), TV and computer watch time (χ2=27.321; p=0.007), spend money to buy fast food (χ2=26.451; p=0.002), eating days fast food in a week (χ2=24.825; p=0.003), type of tiffin (χ2=19.757; p=0.072).Conclusions: Less playtime, longer watching TV and computer, and eating more fast food are major risk factors for overweight and obesity among school-going children in Dhaka city. Interventions are needed to increase awareness of child overweight weight and obesity risk factors to decrease the prevalence of overweight and obesity.