Table 4

Association between sAF and macrosomia with further adjustment for HbA1c, assessed by multivariate logistic regression (n = 263*; 38 with macrosomia vs. 225 without macrosomia)

sAF (for 1-AU increase)3.271.03–10.420.04
Weeks of amenorrhea at sAF measurement0.960.90–1.020.21
Age of mother1.070.98–1.180.12
SBP (mmHg)1.010.97–1.040.73
DBP (mmHg)1.000.96–1.040.88
BMI before pregnancy0.980.92–1.040.54
Type of diabetes
 Late GDMReference0.08
 Early GDM1.200.43–3.37
Family history of diabetes
Sex of newborn
Weeks of gestation at delivery1.180.89–1.570.24
HbA1c (%)1.130.52–2.490.75
  • *Twelve women with missing data for at least one potential confounder among the 275 women with HbA1c available were not included in the multivariate analysis.