目的探讨脐血瘦素与新生儿出生体重、体脂指数以及与孕母体重、体脂指数的关系。

Objective To discuss the relationship between umbilical leptin and neonate body weight, lipid index, mother body weight and her lipid index.

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调查结果显示，大学生体脂指数（BMI）与其身体素质相关，表现在随BMI的升高身体素质逐渐下降。

It was indicated that the body fat indexes(BMI) of the undergraduates are related to their physical fitness level. The physical fitness level decreases with the increase of the body fat index(BMI).

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通过两种方法检测体脂：身高体重指数(BMI)，这是一个体重和身高的比例，以及身体脂肪比。

Body fat was assessed in two ways: body mass index (BMI), which is a ratio of weight to height, and body fat percentage.

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