...机选取了214名对象,在进入队列时均完成了第1次FFQ调查,其后开始进行每月1次、为期1年的24 h膳食回顾调查(24-hour dietary recall,24-HDR),在12次24-HDR调查完成后再重新进行与第1次FFQ相同的第2次FFQ调查,2次FFQ的平均间隔...
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...4名对象,在进入队列时均完成了第1次FFQ调查,其后开始进行每月1次、为期1年的24 h膳食回顾调查(24-hour dietary recall,24-HDR),在12次24-HDR调查完成后再重新进行与第1次FFQ相同的第2次FFQ调查,2次FFQ的平均间隔...
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膳食调查采用称重记帐法调查住户3天的食物消耗量及连续3天24小时回顾法获得个人食物消费量。
The household food consumption data were collected for three days using an inventory change combined with weighing method, and individual intakes were obtained by 3 consecutive 24-hour recalls.
方法:对10 0例糖尿病患者运用膳食问卷进行回顾调查。
Methods: 100 ca ses of diabetes were retrospectively investigated in the paper.
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