Skip to main content

Table 1 Personal characteristics of the participating primiparous pregnant women.

From: Determinants of serum concentrations of organochlorine compounds in Swedish pregnant women: a cross-sectional study

Variable N Mean (SD) %
Age (yr) 323 28 (4)  
Pre-pregnancy BMI (kg/m2) 315 23.2 (3.7)  
Weight increase during pregnancy (%/week) 315 0.61 (0.25)  
Breast-fed during infancy (months) 170 4 (3)  
Smoking during pregnancy 321   20
Alcohol during pregnancy 323   17
Childhood in a fishermen/angler family 213   12
Lived on east coast of Sweden ≥5 yr 223   25
Born in a Nordic country 323   95
Years of education 323   
≤11 years    28
12–13 years    21
14–16 years    25
≥16 years    25
  1. SD, standard deviation