南京市大学生日常身体活动情况分析

Assessing physical activity among college students in Nanjing

目的了解大学生日常身体活动的基础数据,讨论计步器在评价日常身体活动中的应用价值。方法以南京市高校大学生197人为研究对象,用计步器记录1周中每天的步行数,并填写1周Bouchard体力活动日记,记录每天身体活动。结果南京市大学生平均每天步行数为(9 086±5 123)步;步行数与能耗呈中度相关;有大强度、中等强度身体活动和连续步行的学生的日常活动量高于缺乏大强度、中等强度活动和连续步行的学生。结论南京市大学生日常身体活动量偏低。步行对提高身体活动量更为有效。

Objective To record the number of walking steps with pedometer in order to evaluate daily physical activity of university students then discuss the value of pedometer applied in physical activity measurement. Methods One hundred and ninety-seven college students were recruited, and their walking steps number were recorded by pedometers. Data were filled in the Bouchard physical activity diary for a week. Results Col- lege students walked 9 086±5 123 steps per day in average. There was a moderate correlation between daily steps with energy consumption. Conclusion The college students＇ daily physical activity is low and continuous walking can enhance daily physical activity.