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

Table 5 Factors affecting odds for gestational weight gain (GWG) ≥ 8 kg in mothers with any type of diabetes (type 1, type 2 or gestational diabetes), or no diabetes in Kronoberg

	GWG Any diabetes COR(95%CI)	p	GWG No diabetes COR(95%CI)	p	GWG GDM COR(95%CI)	p	GWG T1DM COR(95%CI)	p	GWG T2DM COR(95%CI)	p
Diabetes type		0.020	–	–	0.30 (0.15–0.56)	< 0.0001	4.9 (1.6–15.1)	0.05	ns	0.65
Maternal age > 30 years	ns	0.92	ns	0.57	ns	0.97	ns	0.28	ns	0.88
Parity (being multipara vs first)	ns	0.49	0.25 (0.1–0.90)	0.03	ns	0.32	ns	0.20	ns	1.0
Marital status (living alone vs not)	ns	0.76	ns	0.94	ns	0.98	ns	0.12	ns	0.22
Ethnicity (Asian or African vs Caucasian)	ns ns	0.13 0.29	ns ns	1.0	ns ns	1.0 0.59	ns	1.0	ns	1.0
BMI early pregnancy ≥25 kg/m²	0.27 (0.11–0.71)	0.008	ns	0.79	0.31 (0.09–1.0)	0.051	ns	0.86	ns	1.0
BMI early pregnancy ≥30 kg/m²	0.43 (0.20–0.90)	0.026	ns	0.29	ns	0.09	ns	0.29	ns	0.88
Week of delivery < 37 weeks (vs ≥37 weeks)	ns	0.46	ns	0.30	ns	0.56	ns	0.65	ns	0.50
Smoking (yes vs no)	ns	1.0	ns	0.31	ns	0.94	ns	1.0	ns	0.78
Physically less active (inactive or 1-3 times/week vs 3 times/week)	ns	0.46	ns	0.86	ns	0.36	ns	0.32	ns	0.5
LGA	3.7 (1.3–10.4)	0.012	ns	0.17	3.8 (0.80–18.4)	0.094	ns	0.17	ns	0.13

COR crude odds ratio in logistic regression, forward Wald. Gestational diabetes (GDM), type 1 (T1DM) and type 2 (T2DM) diabetes mellitus

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