Table 1. Socio-demographic characteristics of pregnant women attending antenatal care at Hanoi Obstetrics & Gynecology Hospital (n=234)

Variables Frequency
n %
Age group (years)
 18–24 38 16.2
 25–34 147 62.8
 ≥35 49 21.0
Level of education
 Non-formal education 16 6.8
 Primary and secondary school (1–9 grades) 16 6.8
 High school (10–12 grades) 37 15.9
 College/university and above level 165 70.5
Marital status
 Married/Living with partner 223 95.3
 Not married 11 4.7
Occupational status
 Mental work 136 58.1
 Manual work 31 13.2
 Other 67 28.7