Table 2 Weighted decomposition of the disparity in postpartum contraceptive use (PPCU) between rural and urban residence in Nigeria
Overall | |||
Urban PPCU | 40.0% | ||
Rural PPCU | 21.8% | ||
Rural- Urban difference | 18.2 percentage points | ||
Total explained difference | 15.5 percentage points | ||
Total unexplained difference | 3.0 percentage points | ||
Variables (N = 28,041) | Coefficient | % contribution to explained difference | P-value |
Covariate | |||
Maternal age (yrs.) | |||
15–24 | Ref | - | - |
25–34 | 0.002 | 1.1% | 0.012 |
35–49 | 0.004 | 2.2% | < 0.001 |
Material variables | |||
Wealth quintiles | |||
Poorest | Ref | - | - |
Poor | -0.002 | -1.1% | 0.144 |
Average | -0.000 | -0.8% | 0.413 |
Rich | 0.029 | 15.9% | < 0.001 |
Richest | 0.042 | 23.0% | < 0.001 |
Distance to healthcare facility | |||
A big problem | Ref | - | - |
Not a big problem | 0.006 | 3.3% | < 0.001 |
Knowledge of contraceptive | |||
No | Ref | - | - |
Yes | 0.007 | 3.8% | < 0.001 |
Mother’s educational Level | |||
No education | Ref | - | - |
Primary education | 0.004 | 2.2% | < 0.001 |
Secondary education | 0.041 | 22.4% | < 0.001 |
Tertiary education | 0.024 | 13.1% | < 0.001 |
Behavioural/Cultural variables | |||
Religion | |||
Christian | Ref | - | - |
Islam | 0.018 | 9.8% | < 0.001 |
No religion | 0.001 | 0.5% | < 0.001 |
Ethnicity | |||
Ekoi | Ref | - | - |
Fulani | -0,000 | 0,1% | 0,956 |
Hausa | 0,003 | 1,6% | 0,716 |
Ibibio | -0,001 | -0,5% | 0,180 |
Igala | -9.47e | -0,1% | 0,904 |
Igbo | 0,003 | 1,6% | 0,718 |
Ijaw/Izon | -0,001 | -0,5% | 0,049 |
Kanuri/Beriberi | - 0,002 | -1,1% | 0,140 |
Tiv | 0,001 | 0,5% | 0.376 |
Yoruba | 0,009 | 5,0% | 0.310 |
Others | -0,002 | -1,1% | 0.620 |
Psychosocial variable | |||
Marital status of women | |||
Never married | Ref | - | - |
Married/In union | -0.005 | -2.7% | < 0.001 |
Formerly married/In union | 0.004 | 2.2% | < 0.001 |