关键词: 学生, 日光暴露, 行为

Abstract: Objective To know the behaviors and factors affecting sun exposure among elementary and middle school students in Shenyang city in order to give reference to school health education. Methods Totally 1 689 students from four elementary and middle schools in Shenyang were surveyed by self-developed questionnaire to explore their behaviors and factors affecting sun exposure.The score of sun exposure behavior was calculated. Results The score of sun exposure behavior was the lowest among middle school girls (27.21±5.47),and it was the highest among elementary school boys and middle school boys (30.15±5.33 and 30.17±5.75,respectively).The outdoor time of students on the non-school day during the summer was the longest,and it was the shortest on the school day during the non-summer seasons 31.5% students believed that academic stress was the main reason to hinder their outdoor activity and 12.2% believed poor air quality. Conclusions Elementary and middle school students have less sun exposure on the school day during non-summer seasons than during other time of the year.The main reasons which hinder students from outdoor activities are high academic stress and poor environmental quality.   

Key words: students, sun exposure, behavior