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Table 2 Associations between tertile of thyroid indicators and the risk of GDM

From: Associations between thyroid function and gestational diabetes mellitus in Chinese pregnant women: a retrospective cohort study

 

T1

T2

T3

 

Reference

OR

95%CI

P

OR

95%CI

P

FT4, pmol/L a

12.4 (11.6, 12.9)

14.4 (13.9, 14.8)

16.7 (15.9, 18.0)

 Model 1

1.00

0.83

0.64, 1.07

0.155

0.72

0.55, 0.94

0.014

 Model 2

1.00

0.80

0.62, 1.04

0.801

0.71

0.54, 0.93

0.014

TSH, mIU/L a

0.73 (0.47, 0.93)

1.43 (1.26, 1.61)

2.31 (2.03, 2.81)

 Model 1

1.00

1.02

0.79, 1.32

0.859

0.81

0.62, 1.06

0.123

 Model 2

1.00

1.04

0.79, 1.36

0.779

0.87

0.65, 1.15

0.325

  1. apresented as median (interquartile)
  2. Logistic regression analysis were operated for exploration of associations. Model 1: without adjustment. Model 2: adjusted for age, BMI, parity, gestational week of thyroid indicators measurement, and gestational week of BMI