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Table 2 Determinants for ‘ever giving birth’ among adolescents 15 to 19

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

  % out of n* (number) Adjusted OR (95% CI) p-value
Age    
 15 19.9 (731) 1  
 16 20.6 (756) 2.3 (1.3, 4.2) 0.007
 17 18.1 (667) 6.4 (3.6, 11.5)  < 0.001
 18 21.0 (771) 15.6 (8.9, 27.1)  < 0.001
 19 20.2 (741) 29.1 (16.9, 50.1)  < 0.001
Per year increase   2.3 (2.1, 2.5)  < 0.001
Wealth (Rich vs Poor)    
 Rich (4th &5th) 48.0 (1,760) 1  
 Poor (1st,2nd & 3rd) 52.0 (1,906) 1.7 (1.3, 2.4)  < 0.001
Educational attainment    
 No education 2.1 (75) 1  
 Lower primary 7.1 (259) 0.5 (0.2, 1.2) 0.123
 Upper primary 35.3 (1,294) 0.6 (0.3, 1.3) 0.228
 Junior secondary 36.7 (1,347) 0.4 (0.2, 0.7) 0.006
 Senior secondary 18.6 (682) 0.1 (0.0, 0.2)  < 0.001
 Tertiary 0.3 (9) 0.1 (0.0, 0.8) 0.035
Knowledge of contraception    
 Does not know 4.4 (162) 1  
 Knows 95.6 (3,504) 5.4 (1.9, 15.6) 0.002
Marital status    
 Single 84.5 (3,098) 1  < 0.001
 Married 15.5 (568) 6.7 (4.9, 9.2)  
Contraception use    
 None 89.4 (3,278) 1  
 At least one method 10.6 (388) 14.4 (9.2, 22.4)  < 0.001
Abortion    
 No 98.4 (3,606) 1  
 Yes 1.6 (60) 0.5 (0.2, 1.3) 0.174
  1. *n = 3666