百色市壮族幼儿皮褶厚度及其年龄变化

Skinfold thickness and its variations of Zhuang children in Baise

目的：探讨壮族幼儿体脂发育水平和年龄变化。方法：测量壮族幼儿的肱三头肌皮褶、肩胛下皮褶、髂前上棘皮褶、腓肠肌皮褶4项皮褶厚度值，分析壮族幼儿皮褶厚度随年龄变化的特征。结果：男、女性幼儿四肢皮下脂肪厚于躯干；女性幼儿4项皮褶厚度值高于男性幼儿；男、女性幼儿3～岁皮下脂肪最厚，除男性髂前上棘、腓肠肌皮褶随年龄增长而下降外，各部皮褶厚度随年龄增长而下降至5～岁达最低，6～岁逐渐增加；男、女性幼儿4项皮褶厚度值呈正相关；壮族幼儿皮褶厚度与年龄变化特征和新疆哈萨克族不同；壮族幼儿皮下脂肪发育逊于新疆哈萨克族、济宁市城镇和兰州市区幼儿。结论：壮族幼儿皮下脂肪发育存在性别、年龄和民族差异。

Objective： To investigate the skinfold growth and the thickness changes with aging in Zhuang children. Methods： The skinfold thickness of triceps, subscapular, suprailiac and calf of the children from Zhuang ethnic group was measured and the changing characteristics with aging were also analyzed. Results： The limb skinfold was thicker than the torso in male and female. Females had the thicker skinfolds than males. The skinfolds were the thickest in males and females at the age of 3 years, and then declined after the age of 4. The skinfolds were thinest at the age of 5, and become thicker after the age 6. The skinfold thickness of the triceps, subscapular, suprailiac and calf was correlated in male and female. Conclusion： The development of the subcutaneous fat was different in sex, age and nationality.