广州市中学生饮水行为和饮水知识调查

目的了解广州市中学生饮水行为和饮水知识的知晓情况，为在中学生中开展健康饮水知识教育提供科学依据。方法采用随机抽样的方法，用自行设计的问卷对广州市2所学校的168名中学生进行问卷调查。结果大多数学生饮水量不足，66．8％的学生每日饮水量在1200mL以下，17．4％的学生每日饮水量仅250～500mL。学生主要以饮用白开水为主，40．8％的学生饮用白开水的量在500～1200mL。43．4％的学生每日的蔬菜摄入量低于250g，仅有14．0％的学生每日的水果摄入量在100-200g。有37．6％的学生对每日需水量有正确认识，65．1％的学生表示喝水是因为口渴。结论在中学生中开展健康饮水知识教育非常有必要，并促使中学生改正不良的饮水行为习惯，从而促进中学生的健康。

Drinking water behaviors and knowledge of middle school students in Guangzhou City

Objective To understand the drinking water behaviors and knowledge of middle school students in Guangzhou City, so as to provide the evidence for carrying out the healthy drinking water education. Methods A total of 168 students from 2 schools in Guangzhou City were selected with the stratified cluster randomly sampling method and investigated with self-designed questionnaire. Results The drinking water amount of the most students was insufficient, about 66.8% of them drank less than 1 200 ml per day, and 17.4% even drank less than 500 ml per day. The boiled water was the stable drink water, and 40.8% of the students drank 500-1 200 ml per day. Totally 43.4% of the students had vegetables less than 250 gram per day, and only 14.0% of the students had fruit 100 to 200 gram per day. Totally 37.6 % of the students knew physiological requirements of water, and 65.1% suggested that they drank water only in order to quench thirst. Conclusions It is necessary for middle school students to receive the healthy drinking water education to improve their drinking water behavior and promote their health.