Skip to main content

Table 3 Adjusted hazard ratios (HRs) and P-values from multivariate Cox proportional hazard models showing the risk of early childbearing according to selected background and proximate factors in the 2000–2005 cohort in Ethiopia

From: Adolescent childbearing trends and sub-national variations in Ethiopia: a pooled analysis of data from six surveys

  Cumulative probability (%) of early childbearing 2000–2005 (all women) Model 1a (all women) Model 2a (all women) Model 3a (women married before age 20 years)
Adjusted HR p-value Adjusted HR p-value Adjusted HR p-value
Region
 Addis Ababa (ref) 9.6 1.0   1.0   1.0  
 Tigray 35.9 3.5 0.000 2.08 0.000 1.48 0.008
 Afar 54.5 3.06 0.000 1.64 0.004 1.19 0.282
 Amhara 35.9 2.68 0.000 1.41 0.025 0.96 0.814
 Oromia 40.4 3.38 0.000 1.87 0.000 1.41 0.014
 Ethiopia-Somali 49.0 2.44 0.000 1.75 0.001 1.41 0.038
 Benishangul-Gumuz 58.9 4.93 0.000 2.23 0.000 1.56 0.014
 SNNP 31.9 2.7 0.000 1.95 0.000 1.49 0.006
 Gambela 57.1 6.27 0.000 2.44 0.000 1.79 0.010
 Harari 40.4 3.64 0.000 1.89 0.000 1.29 0.082
 Dire Dawa 26.6 2.72 0.010 1.9 0.021 1.49 0.113
Residence
 Urban (ref) 18.8 1.0   1.0   1.0  
 Rural 45.4 1.13 0.401 0.92 0.442 0.98 0.827
Education
 No education (ref) 56.2 1.0   1.0   1.0  
 Primary 36.0 0.5 0.000 0.77 0.000 0.78 0.000
 Secondary or higher 11.6 0.18 0.000 0.48 0.000 0.58 0.000
Wealth
 Poorest (ref) 49.6 1.0   1.0   1.0  
 Poor 49.8 0.95 0.496 0.95 0.446 0.94 0.311
 Medium 46.7 1.0 0.974 0.98 0.770 0.95 0.526
 Rich 34.9 0.74 0.005 0.92 0.289 0.91 0.251
 Richest 18.3 0.72 0.026 0.85 0.124 0.83 0.074
Marital status
 Married before age of 18 years (ref) 80.3    1.0   1.0  
 Married at age of 18 years 46.1    0.4 0.000 0.39 0.000
 Married at age of 19 years 16.2    0.22 0.000 0.22 0.000
 Did not marry before age of 20 years 4.8    0.05 0.000   
Contraceptive used before age of 20 years
 No (ref) 26.1      1.0  
 Yes 54.9      1.25 0.000
  1. aModels adjusted for survey year and current age of the women; HR = adjusted hazard ratio; ref. = reference category