Characteristic | Model 1 | Model 2 | Model 3 | Model 4 | ||||
---|---|---|---|---|---|---|---|---|
Odds Ratio | 95% CI | Odds Ratio | 95% CI | Odds Ratio | 95% CI | Odds Ratio | 95% CI | |
Parity | ||||||||
 Childlessref | 1.000 | – | 1.000 | – | 1.000 | – | 1.000 | – |
 Only one child | 1.293*** | 0.790 2.114 | 1.250*** | 0.762 2.051 | 1.295*** | 0.789 2.126 | 1.223*** | 0.739 2.023 |
 Two or more children | 1.570** | 1.074 2.294 | 1.523** | 1.037 2.247 | 1.672** | 1.140 2.452 | 1.508** | 1.017 2.234 |
Maternal age | ||||||||
 35–39 yearsref |  |  | 1.000 | – |  |  | 1.000 | – |
 40–44 years |  |  | 0.927*** | 0.813 1.056 |  |  |  |  |
 45–49 years |  |  | 0.861** | 0.751 0.988 |  |  |  |  |
Education | ||||||||
 Noneref |  |  | 1.000 | – |  |  | 1.000 | – |
 Primary |  |  | 1.566* | 1.351 1.816 |  |  |  |  |
 Secondary |  |  | 1.285** | 1.086 1.519 |  |  |  |  |
 Higher |  |  | 0.754** | 0.591 0.961 |  |  |  |  |
Age at first marriage | ||||||||
 Less than 15 yearsref |  |  | 1.000 | – |  |  | 1.000 | – |
 15–19 years |  |  | 1.037*** | 0.893 1.203 |  |  |  |  |
 20–24 years |  |  | 1.238** | 1.041 1.471 |  |  |  |  |
 25 years or older |  |  | 1.087*** | 0.887 1.332 |  |  |  |  |
Pregnancy termination | ||||||||
 Ever terminatedref |  |  | 1.000 | – |  |  | 1.000 | – |
 Never terminated |  |  | 0.707* | 0.613 0.816 |  |  |  |  |
Proportion who justified wife-battery | ||||||||
 Low |  |  |  |  | 1.000 | – | 1.000 | – |
 High |  |  |  |  | 1.462* | 1.245 1.718 | 1.425* | 1.216 1.671 |
Proportion who witnessed interparental violence | ||||||||
 Low |  |  |  |  | 1.000 | – | 1.000 | – |
 High |  |  |  |  | 1.510* | 1.294 1.761 | 1.359* | 1.167 1.582 |
Community residence type | ||||||||
 Urbanref |  |  |  |  | 1.000 | – | 1.000 | – |
 Rural |  |  |  |  | 1.125*** | 0.979 1.292 | 1.005*** | 0.855 1.182 |
Geographic region | ||||||||
 North-centralref |  |  |  |  | 1.000 | – | 1.000 | – |
 North-east |  |  |  |  | 1.077*** | 0.879 1.319 | 1.274** | 1.120 1.590 |
 North-west |  |  |  |  | 0.314* | 0.326 0.478 | 0.544* | 0.439 0.676 |
 South-east |  |  |  |  | 1.157*** | 0.911 1.471 | 0.792*** | 0.618 1.014 |
 South-south |  |  |  |  | 0.770** | 0.600 0.988 | 0.540* | 0.417 0.698 |
 South-west |  |  |  |  | 0.528** | 0.411 0.676 | 0.479* | 0.372 0.616 |
Type of marriage | ||||||||
 Monogamyref |  |  |  |  |  |  | 1.000 | – |
 Polygyny |  |  |  |  |  |  | 1.276* | 1.125 1.448 |
Partner alcoholic consumption | ||||||||
 Does not drinkref |  |  |  |  |  |  | 1.000 | – |
 Drinks |  |  |  |  |  |  | 2.952* | 2.563 3.400 |
Family power relation | ||||||||
 Not male dominatedref |  |  |  |  |  |  | 1.000 | – |
 Male dominated |  |  |  |  |  |  | 0.879** | 0.774 0.998 |
Household wealth | ||||||||
 Poorestref |  |  |  |  |  |  | 1.000 | – |
 Poorer |  |  |  |  |  |  | 1.101*** | 0.915 1.323 |
 Middle |  |  |  |  |  |  | 1.058*** | 0.861 1.301 |
 Richer |  |  |  |  |  |  | 0.935*** | 0.737 1.188 |
 Richest |  |  |  |  |  |  | 0.771*** | 0.580 1.024 |