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Table 1 Socio-demographic characteristics and childbearing experience of 1805 women aged 15–49 years in North rural Vietnam

From: Lack of knowledge about sexually transmitted infections among women in North rural Vietnam

  Unmarried Married Total
  % (n = 445) % (n = 1360) % (N = 1805)
Age group (years)    
   15 – 19 61.6 0.6 15.6
   20 – 29 31.5 24.1 25.9
   30 – 39 3.8 35.4 27.6
   40 – 49 3.1 39.9 30.9
Education    
   Illiterate 0.9 0.3 0.4
   Primary school (< 6 years) 9.4 14.8 13.4
   Secondary school (6–9 years) 29.2 65.5 56.6
   High school (10–12 years) 49.0 12.9 21.8
   College/university 11.5 6.5 7.8
Occupation    
   Farmer 27.6 78.6 66.0
   Government staff 1.3 6.4 5.1
   Worker/hire labour 11.7 5.0 6.6
   Trader and others (housewife, unemployed...) 4.9 9.9 8.7
   Student ± 54.4 0.1 13.5
Economic status #    
   1st quintile group 12.6 13.5 13.3
   2nd quintile group 21.1 18.8 19.4
   3rd quintile groupc 19.6 20.1 20.0
   4th quintile group 19.8 22.3 21.7
   5th quintile group 27.0 25.2 25.6
Place of residence    
   Lowland 42.0 45.1 44.3
   Highland 31.0 29.6 30.0
   Mountainous 27.0 25.3 25.7
Experience of childbirth NA¥ 97.6 -
Had at least one induced abortion NA¥ 37.4 -
Had at least one adverse pregnancy outcome § NA¥ 20.5 -
  1. NA Not applicable, these questions were not asked because of the sensitiveness
  2. ± Secondary school 18%, high school 69%, college/university 13%, under 21 years of age 92%
  3. # Based on household's wealth index performed as principal component from economic indicators (including incomes, expenditures and debt), housing and sanitary conditions, land area and household assets
  4. ¥ Being unmarried but having experience of childbirth: 7, none of them reported having induced abortion or adverse pregnancy outcome
  5. § Miscarriage 216, still birth 38, premature birth 27, and neonatal death 10