它是上四分位数与下四分位数之间的差异。
用其他三个四分位数联合作为对照,通过每个营养素的下四分位数计算出优势比(ORs)。
Odds ratios (ORs) were calculated for the lowest quartile of each nutrient using the other 3 quartiles combined as the reference group.
用其他三个四分位数联合作为对照,通过每个营养素的下四分位数计算出优势比(ORs)。
Odds ratios (ORs) were calculated for the lowest quartile of each nutrient using the other 3 quartiles combined as the reference group.
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