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Table 4 Independent characteristics associated with GDM

From: Group-based developmental BMI trajectories, polycystic ovary syndrome, and gestational diabetes: a community-based longitudinal study

Characteristics Crude OR 95% CI P value OR (adjusted)a 95% CI P value
PCOS 2.04 (1.54–2.72) <0.001 1.89 (1.41–2.54) <0.001
Trajectory groups
 LSG 1   1 <0.001
 MRG 1.88 (1.53–2.31) <0.001 1.72 (1.39–2.13)  
 HRG 3.02 (2.21–4.12) <0.001 2.50 (1.80–3.48)  
Maternal age, years 1.07 (1.01–1.15) 0.03 1.08 (1.01–1.16) 0.02
SEIFA 0.998 (0.997–0.999) 0.001 0.999 (0.998–1.00) 0.06
Parity (1–2 children)
  > 2 children 1.15 (0.93–1.41) 0.19 1.09 (0.88–1.35) 0.43
  1. Logistic regression used to compare the association between GDM, PCOS, and BMI trajectory groups; Reference group: Women with no GDM
  2. aAdjusted for maternal age, SEIFA, and parity
  3. CI confidence interval, GDM gestational diabetes, HRG high-rising group, LSG low-stable group, MRG moderately rising group, SEIFA socioeconomic index for areas, OR odds ratio, PCOS polycystic ovary syndrome