Dietary behavior and its influencing factors among secondary school students in Shijingshan District of Beijing

Objective To study the condition of dietary behaviors and its influencing factors among secondary school students in Shijingshan District of Beijing,and to provide bases for adopting pertinent nutrition interventions.Methods A total of 1 252 students(aged 12-19) were chosen from 6 middle and high schools by a stratified cluster random sample,and investigated by using Health-related Risk Behaviors Inventory for Chinese Adolescents.Results The reporting rate of healthy dietary behaviors,such as eating fresh fruits once or more every day,eating vegetables once or more every day,drinking milk or soymilk 5 days or more,having breakfast 5 days or more in past 7 days were 52.62%,79.98%,54.52% and 76.69%.The reporting rate of unhealthy dietary behaviors,such as drinking beverage once or more in the past 30 days was 22.23%.The reporting rate of eating sweet food once or more every day,eating fried food once or more every day,eating western fast-food 3 days or more,eating roadside food 3 days or more in the past 7 days were 26.66%,11.07%,5.70% and 8.85%.The reporting rate of food preferences was 40.31%.The major influencing factors of certain dietary behaviors were family type,father' s occupation,maternal education background,residence,learning achievement,et al.About 42.83% students were self-inductance overweight,65.82% students did physical exercises to control their weight,and there were many kinds of unhealthy weight control behaviors among students.Conclusion It is necessary to cultivate healthy dietary behaviors,and to draw up effective nutritional interventions to unhealthy dietary behaviors and unhealthy weight control behaviors among secondary school students.