膳食及营养因素对学龄前儿童肥胖的影响

Influences of diet and nutrition on obesity of per-shool children

为探讨膳食营养与学龄前儿童肥胖的关系 ,采用食物称重及 2 4小时记录方法 ,了解调查对象一周内在幼儿园及家中的膳食情况。结果显示 ,肥胖组儿童平均每天的能量摄入为 1 557 0kcal,明显高于对照组的 1 4 4 2 4kcal(t=2 6484,P <0 0 1 )。分析各种营养素的摄入量 ,发现蛋白质、脂肪、碳水化合物摄入 ,肥胖组均高于对照组 ,其中脂肪和碳水化合物的摄入两组之间有显著性差异。提示脂肪摄入量过高是儿童肥胖的一个危险因素 ,为预防儿童肥胖的发生 。

Objective To study diet and nutrition on obesity of pre school children. Methods Applying food weighing and food record method ,to understand the diet situation of toddler at kindergarten and plus home in a week. Results The energy intake in obese children was 1557 0 kcal that was higher than 1442 4 kcal in the control group ( P< 0 001).Calculating the intake of nutrients, we found that protein, fat, and CHO in obese children were higher than in the control group. Significant difference in fat and CHO was detected between the two groups. Conclusion Dietary fat intake is a risk factor for childhood obesity. To prevent childhood obesity, parents need to help children to develop good food habit.