Skip to main content

Table 1 ABCD study: sample characteristics (N = 5238) according to the level of alcohol intake during pregnancy

From: Preterm birth and small for gestational age in relation to alcohol consumption during pregnancy: stronger associations among vulnerable women? results from two large Western-European studies

  Total N = 5238 Abstainer N = 3049 (58.2%) Non-daily drinker N = 1894 (36.2%) Daily drinker N = 295 (5.6%) P for trend
Maternal education (years) 9.6 (3.7) 8.7 (3.9) 10.8 (3.0) 10.8 (3.3) <0.001
Smoking during pregnancy (% yes) 9.4 9.1 8.8 16.9 0.013
Maternal height (cm) 169.2 (7.1) 168.1 (7.3) 170.7 (6.5) 170.7 (6.5) <0.001
Maternal BMI (kg/m2) 22.8 (3.8) 23.3 (4.2) 22.2 (3.1) 22.3 (3.2) <0.001
Maternal age (years) 31.4 (4.8) 30.5 (5.3) 32.5 (3.6) 32.9 (3.9) <0.001
Parity (% >0) 42.8 42.4 42.7 47.1 0.280
Hypertensive disorders (% yes)      
 Pregnancy hypertension 9.8 11.1 8.1 7.5 <0.001
 Preexisting hypertension 3.4 3.8 3.0 2.4
Mental distress (% high) 15.5 17.0 13.2 15.0 0.003
Ethnicity (%)      
 Dutch 72.2 65.3 82.0 80.0 <0.001
 Mediterranean 6.5 8.0 4.4 4.7
 Creole 6.0 10.1 0.1 1.0
 Other 15.3 16.5 13.5 14.2
  1. Data were missing for maternal education (N = 29), smoking during pregnancy (N = 1), mental distress (N = 28), ethnicity (N = 2).
  2. Values are percentages for categorical factors, or means (with standard deviations) for continuous factors.