身体质量指数，是体重和身高的比例。
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.
此项研究将调查对象的智力与体重指数进行了对比。体重指数指的是身高和体重之间的比例，主要用来衡量一个人是否偏胖或肥胖。
The study compared mental abilities to body mass index (BMI), a measurement of weight in relation to height used to define overweight and obesity.
结果年龄别体重、年龄别身高和身高别体重超过标准中位数的儿童所占比例分别为55.9%、41.7%和64.8%。
Results The rates of the weight-for-age, height-for-age and weight-for-height higher than norm level (NCHS), were 55.9%, 41.7% and 64.8%, respectively.
结果年龄别体重、年龄别身高和身高别体重超过标准中位数的儿童所占比例分别为55.9%、41.7%和64.8%。
Results The rates of the weight-for-age, height-for-age and weight-for-height higher than norm level (NCHS), were 55.9%, 41.7% and 64.8%, respectively.
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