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Table 1 Characteristics of adolescents aged 15 to 19 in Zambia

From: Association between socioeconomic status and fertility among adolescents aged 15 to 19: an analysis of the 2013/2014 Zambia Demographic Health Survey (ZDHS)

  No % out of n* % at least 1 birtha
Socio-demographics    
 Age    
  15 731 19.9 3.1
  16 756 20.6 7.7
  17 667 18.1 17.1
  18 771 21.0 35.7
  19 741 20.2 51.1
 Age at first sex    
  10 to 14 425 11.6 42.2
  15 458 12.5 45.3
  16 to 19 777 21.2 40.4
  Not had 1797 49 00.0
  After marriage 209 5.7 70.9
 Type of residence    
  Rural 1827 49.8 28.7
  Urban 1839 50.2 17.7
 Educational attainment    
  None 68 1.9 46.4
  Primary 1414 38.6 28.7
  Secondary 2170 59.2 18.9
  Tertiary 14 0.4 14.2
 Educational attainmentb    
  No education 75 2.1 45.3
  Lower primary 259 7.1 33.6
  Upper primary 1294 35.3 26.7
  Junior secondary 1347 36.7 22.7
  Senior secondary 682 18.6 10.9
  Tertiary 9 0.3 11.1
 Wealth quintiles    
  1st 538 14.7 37.4
  2nd 598 16.3 30.3
  3rd 770 21 27.5
  4th 825 22.5 21.6
  5th 935 25.5 8.3
 Wealth (rich vs poor)    
  Rich (4th & 5th) 1,760 48.0 14.5
  Poor (1st,2nd & 3rd) 1,906 52.0 31.1
Underlying determinants    
 Religion    
  Catholic 692 18.9 18.6
  Protestant 2,954 80.6 24.2
  Muslim 9 0.3 0.0
  Other 11 0.3 36.5
 Knowledge of contraception    
  Does not know 162 4.4 3.7
  Knows 3504 95.6 24.1
 Abstinence    
  No 3308 90.2 14.8
  Yes 358 9.8 1
Proximate determinants    
 Contraception use    
  None 3278 89.4 16.4
  At least a method 388 10.6 80.0
 Marital status    
  Single 3098 84.5 13.8
  Married 568 15.5 73.9
 Marital status    
  Never in union 3,042 83.0 12.8
  Married 553 15.1 73.8
  Living with Partner 15 0.4 80.0
  Widowed 5 0.1 40.0
  Divorced 30 0.8 80.0
  Separated 21 0.5 71.4
 Sexual activity    
  Never had sex 1797 49.0 0.0
  Ever had sex 1869 51.0 52.2
 Abortion    
  No 3606 98.4 22.9
  Yes 60 1.6 41.7
  1. *n = 3,666
  2. Births (ever given birth in the last 5 years) 849 (23.1%)
  3. aThe proportion of adolescents in that group with at least one birth in the last 5 years
  4. bAdjusted number of years in school. Median years in school—8 years (IQR 6–9), Rural 7 years (IQR 6–8) Urban 9 years (IQR 7–10)