Table 1—

Baseline data for pregnant women with diabetes (1996–2001)

Type 2 diabetesType 1 diabetesP
n61240
Maternal data at admission
    Age (years)33.4 (31–38)30.0 (27–33)<0.0001
    Nordic-Caucasian36 (59)240 (100)<0.0001
    Pregestational BMI (kg/m2)29.4 (27–35)23.0 (21–26)<0.0001
    Multiparous42 (69)111 (46)0.002
    Smoking16 (26)69 (29)0.52
    Systolic blood pressure (mmHg)115 (108–126)118 (110–123)0.96
    Diastolic blood pressure (mmHg)70 (61–80)70 (60–75)0.21
    Duration of diabetes (years)2.0 (1–5)14.0 (6–19)<0.0001
    Microalbuminuria/macroalbuminuria8 (13)/0 (0)26 (11)/11 (5)0.52/0.13
    Simplex/proliferative retinopathy3 (5)/0 (0)75 (31)/25 (10)<0.0001/0.01
Glycemic control during pregnancy
    HbA1c at admission (%)6.8 (6.1–7.7)7.0 (6.5–7.8)0.41*
    HbA1c second trimester (%)5.7 (5.2–6.2)6.3 (5.8–6.8)0.002*
    HbA1c third trimester (%)5.9 (5.5–6.2)6.3 (5.9–6.7)0.005*
  • Data are medians (interquartile range) or n (%).

  • *

    * Bonferroni correction was used to allow for multiple comparisons.