Variables | Model 0 | Model I | Model II | Model III | Model IV |
---|---|---|---|---|---|
cOR (95% CI) | aOR (95% CI) | aOR (95% CI) | aOR (95% CI) | ||
Age at first marriage | |||||
18-24 years | 1 | 1 | 1 | 1 | |
< 18 years | 0.45*** (0.43-0.48) | 0.83*** (0.78-0.89) | 0.55*** (0.52-0.59) | 0.87*** (0.82-0.93) | |
Education | |||||
No education | 1 | 1 | |||
Primary | 1.55*** (1.45-1.67) | 1.42*** (1.32-1.53) | |||
Secondary/higher | 2.41*** (2.21-2.64) | 1.73*** (1.57-1.90) | |||
Marital status | |||||
Married | 1 | 1 | |||
Cohabiting | 1.18*** (1.10-1.27) | 1.18*** (1.09-1.27) | |||
Parity | |||||
One birth | 1 | 1 | |||
Two births | 0.65*** (0.61-0.70) | 0.70*** (0.66-0.75) | |||
Three births | 0.51*** (0.47-0.55) | 0.57*** (0.53-0.62) | |||
Four or more births | 0.39*** (0.36-0.43) | 0.45*** (0.41-0.50) | |||
Religion | |||||
Christianity | 1 | 1 | |||
Islam | 0.64*** (0.60-0.69) | 0.57*** (0.54-0.62) | |||
Others | 0.57*** (0.51-0.64) | 0.62*** (0.55-0.70) | |||
Partner’s education | |||||
No education | 0.55*** (0.51-0.60) | 0.68*** (0.63-0.74) | |||
Primary | 0.82*** (0.76-0.88) | 0.94 (0.82-0.92) | |||
Secondary/higher | 1 | 1 | |||
Mass media | |||||
No | 0.69*** (0.65-0.73) | 0.87*** (0.82-0.92) | |||
Yes | 1 | 1 | |||
Wealth index | |||||
Poorest | 0.75***(0.70-0.80) | 0.80*** (0.74-0.86) | |||
Poorer | 1 | 1 | |||
Middle | 1.15*** (1.06-1.24) | 1.15*** (1.06-1.25) | |||
Richer | 1.31*** (1.20-1.44) | 1.29*** (1.17-1.43) | |||
Richest | 2.22*** (1.91-2.57) | 2.06*** (1.77-2.41) | |||
Sex of head of household | |||||
Male | 1 | 1 | |||
Female | 1.04 (0.96-1.12) | 0.93 (0.86-1.00) | |||
Decision making capacity | |||||
Respondents alone | 1.24*** (1.15-1.35) | 0.94 (0.87-1.03) | |||
Others | 1 | 1 | |||
Community level literacy | |||||
Low | 1 | 1 | |||
Medium | 1.71*** (1.60-1.81) | 1.25*** (1.18-1.34) | |||
High | 2.10*** (1.93-2.29) | 1.29*** (1.17-1.41) | |||
Community socioeconomic level | |||||
Low | 1 | 1 | |||
Medium | 2.00*** (1.81-2.16) | 1.77*** (1.62-1.94) | |||
High | 1.41*** (1.28-1.56) | 1.45*** (1.31-1.61) | |||
Residence | |||||
Urban | 1.47*** (1.35-1.60) | 1.42*** (1.29-1.55) | |||
Rural | 1 | 1 | |||
Random effect result | |||||
PSU variance (95% CI) | 0.17 (0.13-0.21) | 0.16 (0.13-0.20) | 0.20 (0.15-0.25) | 0.15 (0.12-0.19) | 0.20 (0.16-0.26) |
ICC | 0.048 | 0.047 | 0.056 | 0.047 | 0.058 |
LR Test | χ2 = 268.32, p < 0.001 | χ2 = 250.34, p < 0.001 | χ2 = 233.35, p < 0.001 | χ2 = 200.52, p < 0.001 | χ2 = 215.73, p < 0.001 |
Wald chi-square | References | 804.89*** | 3521.97*** | 2794.95*** | 4093.07*** |
Model fitness | |||||
Log-likelihood | −18,675.777 | −18,248.926 | −16,577.117 | −16,951.101 | −15,996.216 |
AIC | 37,355.55 | 36,503.85 | 33,182.23 | 33,930.2 | 32,042.43 |
N | 36,215 | 36,215 | 36,215 | 36,215 | 36,215 |
Number of clusters | 1454 | 1454 | 1454 | 1454 | 1454 |