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Table 3 Factors affecting odds for delivery by Cesarean Section (CS) in mothers with any type of diabetes (type 1, type 2 or gestational diabetes) or no diabetes (controls) during pregnancy in Kronoberg

From: Obstetric and perinatal outcomes in pregnancies complicated by diabetes, and control pregnancies, in Kronoberg, Sweden

  CS Any diabetes COR(95%CI) p CS No diabetes COR(95%CI) p CS GDM COR(95%CI) p CS T1DM COR(95%CI) p CS T2DM COR(95%CI) p
Diabetes type 2.3 (1.1–4.7) 0.03 ns 0.47 3.0 (1.4–6.6) 0.006 4.4 (1.2–16.3) 0.03
Maternal age > 30 years ns 0.45 ns 0.42 ns 0.55 ns 0.39 ns 1.0
Parity (being multipara vs first) ns 0.51 4.0 (1.6–10.2) 0.003 ns 0.24 ns 0.74 ns 0.50
Marital status (living alone vs not) ns 0.8 ns 0.80 ns 1.0 ns 1.0 ns 1.0
Ethnicity (Asian or African vs Caucasian) ns 0.48 ns 0.51 ns 0.77 ns 1.0 ns 1.0
BMI early pregnancy ≥25 kg/m2 ns 0.95 ns 0.17 ns 0.59 ns 0.46 ns 1.0
BMI early pregnancy ≥30 kg/m2 ns 0.84 3.7 (1.3–10.4) 0.012 ns 0.91 ns 0.43 tendency 0.08
Gestational weight gain ≥8 kg ns 0.19 ns 0.71 ns 0.35 ns 0.51 ns 0.64
Week of delivery < 37 weeks (vs ≥37 weeks) 3.4 (1.4–7.9) 0.01 ns 0.17 ns 0.98 3.9 (0.94–16) 0.061 tendency 0.08
Smoking (yes vs no) ns 0.85 ns 0.77 ns 0.88 ns 0.17 ns 1.0
Physically less active (inactive or 1–3 times/week vs > 3 times/week) ns 0.54 ns 0.96 ns 0.69 ns 0.32 ns 1.0
APGAR 5 min < 7 ns 0.14 ns 0.13 ns 1.0 ns 1.0 ns 1.0
LGA tendency 0.07 ns 1.0 ns 0.59 ns 0.46 ns 0.50
  1. COR crude odds ratio in logistic regression, forward Wald. Gestational diabetes (GDM), type 1 (T1DM) and type 2 (T2DM) diabetes mellitus