广东省珠海市中学生健康饮食知识和行为调查

目的了解广东省珠海市中学生健康饮食知识和行为情况。方法采用分层整群抽样方法，抽取珠海市10所学校的1072名在校学生和4所学校的917名军训学生进行问卷调查。结果高中学生健康饮食知识知晓率为37．5％，高于初中学生（32．1％，P〈0．05），女生的健康知识知晓率为38．6％，高于男生（30．6％，P〈0．01）。在7道健康饮食知识题中，“平时经常锻炼身体能预防疾病”的知晓率最高，为94．3％；“怎样才能做到营养均衡”的知晓率最低，为40．6％。50．8％的学生在过去一周光顾过街边食档或熟食小贩；46．4％的学生在过去一周光顾过快餐店。结论珠海中学生的健康饮食知识知晓率和行为形成率较低，应有针对性的在学生中进行营养与食品卫生基本健康饮食知识教育，促使学生养成健康饮食行为。

Investigation on healthy diet knowledge and behavior of junior and senior middle school students in Zhuhai City, Guangdong Province

Objective To understand healthy diet knowledge and behavior of junior and senior middle school students in Zhuhai City, Guangdong Province. Methods 1072 students in school from 10 middle schools and 917 students recieving military training from 4 middle schools were selected with stratified cluster sampling to undergo a survey. Results The awareness rate of health diet of senior middle school students was 37. 5%, higer than that of junior middle school students （32. 1% , P 〈0. 05）. The awareness rate of health diet of female students was 38. 6%, higer than that of male students （30. 6%, P 〈 0. 01 ）. Among 7 questions about healthy diet, the awareness rate of ＂ exercising usually could pre- vent disease＂ was the highest to 94. 3%, and that of ＂how to take nutrition balance＂ was the lowest to 40. 6%. 50. 8% of the participants ate at street in the last week, and 46.4% of them went to noshery in the last week. Conclusion The awereness rate and behavior forming rate of healthy diet of middle school students in Zhuhai City were low certainly. The health education on healthy diet should be strengthened to improve the students＇ health-related behavior.