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Table 3 Urine BPA Level in Relation to Menarche

From: Urinary bisphenol A and pubertal development in Chinese school-aged girls: a cross-sectional study

Age(years)

BPA level

N

%

Adjusted PRa

9–13

 

<LOD

153

37.3

1(ref)

 

LOD-median

114

32.5

0.73 (0.56, 0.95)

 

>median

116

32.8

0.72 (0.52, 0.99)

  1. aAdjusted for age, BMI, household income, sleep quality, sports activity, unbalanced diet, and depression score