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Table 3 Results of logistic regression analyses for development of GDM according to maternal serum vitamin D levels in early pregnancy

From: Maternal vitamin D status in early pregnancy and its association with gestational diabetes mellitus in Shanghai: a retrospective cohort study

Serum 25(OH)D (ng/mL)

Unadjusted OR

(95% CI)

P

Adjusted OR a

(95% CI)

P

Adjusted ORb

(95% CI)

P

Deficiency (< 20.0)

1.00 (Reference)

 

1.00 (Reference)

 

1.00 (Reference)

 

Insufficiency (20.0-29.9)

1.04 (0.88-1.23)

0.652

1.03 (0.87-1.22)

0.757

1.03 (0.86-1.23)

0.751

Sufficiency (≥ 30.0)

0.63 (0.45-0.89)

0.010

0.64 (0.45-0.91)

0.012

0.65 (0.45-0.93)

0.019

  1. Abbreviations: 25(OH)D 25-hydroxyvitamin D, GDM Gestational diabetes mellitus, OR Odds ratio, CI Confidence interval
  2. aAdjusted for prepregnancy BMI, maternal age
  3. bAdjusted for prepregnancy BMI, maternal age, glycosylated hemoglobin A1c, fasting blood glucose, triglycerides in early pregnancy
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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