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Table 2 Cox proportional hazard model showing the effects of ethnicity and religious affiliation on child marriage among female adolescents in Nigeria, adjusting for level of education, place of residence and wealth quintile

From: Ethnicity, religious affiliation and girl-child marriage: a cross-sectional study of nationally representative sample of female adolescents in Nigeria

Ethnicity, religion and socioeconomic characteristicsModel 1Model 2
UHRSE(95% C.I.)AHRSE95% C.I.
 YorubaRC1.00  1.00  
 Southern ethnic minorities1.97 **0.511.19–3.261.490.420.86–2.60
 Northern ethnic minorities9.35***2.195.91–14.802.50***0.581.59–3.95
 ChristianityRC1.00  1.00  
 Others (Islam & Traditional)8.68***1.086.80–11.092.10***0.331.54–2.86
Level of Education
 No/PrimaryRC   1.00  
 Secondary/Higher   0.22***0.020.19–0.27
Place of residence
 RuralRC   1.00  
 Urban   0.51***0.060.40–0.64
Wealth quintile
 PoorestRC   1.00  
 Poorer   0.960.080.81–1.13
 Middle   0.860.090.70–1.05
 Richer   0.940.120.72–1.21
 Richest   0.48***0.100.32–0.72
  1. Note: 95% confidence intervals (C.I.) are presented in parenthesis. UHR = unadjusted hazard ratio; AHR = adjusted hazard ratio (adjusting for level of education, place of residence and wealth quintile); SE = Standard error; C.I. = Confidence Interval; RCreference category
  2. *** p < .001. ** p < .01