Table 2.
Basic characteristics of the sample population stratified by contraception use status (NDHS 2013)
| Variables (mean, SD) | Nonuser (84%) | User (16%) | p-value |
|---|---|---|---|
| Age | 0.003 | ||
| 15–19 | 9.5 (8.8, 10.2) | 1.1 (0.8, 1.6) | |
| 20–24 | 17.6 (16.9, 18.3) | 10.2 (9.1, 11.4) | |
| 25–29 | 21.9 (21.1, 22.6) | 21.9 (20.3, 23.7) | |
| 30–34 | 16.7 (16.1, 17.4) | 23.1 (21.5, 24.9) | |
| 35–39 | 13.5 (12.9, 14.1) | 20.3 (18.6, 22.0) | |
| 40–44 | 10.0 (9.6, 10.5) | 15.3 (14.0, 16.8) | |
| 45–49 | 10.8 (10.2, 11.4) | 8.0 (6.9, 9.2) | |
| Residency type | <0.001 | ||
| Urban | 33.5 (31.7, 35.3) | 65.0 (61.5, 68.4) | |
| Rural | 66.5 (64.7, 68.3) | 35.0 (31.6, 38.5) | |
| Religious affiliation | <0.001 | ||
| Christian | 35.7 (33.6, 37.9) | 75.6 (72.7, 78.4) | |
| Islam | 62.6 (60.3, 64.8) | 23.4 (20.7, 26.3) | |
| Other | 1.7 (1.3, 2.3) | 1.0 (0.7, 1.5) | |
| Educational attainment | <0.001 | ||
| Nil | 51.6 (49.5, 53.7) | 7.5 (6.4, 8.8) | |
| Primary | 18.7 (17.6, 19.8) | 24.1 (21.9, 26.5) | |
| Secondary | 23.7 (22.3, 25.1) | 50.9 (48.2, 53.7) | |
| Higher | 6.1 (5.4, 6.8) | 17.4 (15.2, 19.9) | |
| Employed | <0.001 | ||
| No | 32.6 (31.1, 34.0) | 15.5 (13.7, 17.4) | |
| Yes | 67.4 (66.0, 68.9) | 84.5 (82.6, 86.3) | |
| Wealth index | <0.001 | ||
| Poorest | 24.6 (22.2, 27.1) | 2.2 (1.6, 3.1) | |
| Poorer | 23.3 (21.8, 25.0) | 6.4 (5.1, 8.0) | |
| Middle | 18.9 (17.5, 20.4) | 16.0 (13.9, 18.3) | |
| Richer | 17.4 (16.1, 18.7) | 28.9 (26.3, 31.6) | |
| Richest | 15.8 (14.5, 17.2) | 46.5 (43.0, 50.0) | |
| Sex of household head | <0.001 | ||
| Male | 87.9 (87.1, 88.6) | 84.9 (83.2, 86.4) | |
| Female | 12.1 (11.4, 12.9) | 15.1 (13.6, 16.8) | |
| Decision maker for own health care | <0.001 | ||
| Respondent alone | 5.1 (4.6, 5.5) | 13.4 (11.8, 15.3) | |
| Respondent and husband/partner | 30.1 (28.8, 31.5) | 55.9 (53.6, 58.2) | |
| Husband alone/other | 64.5 (63.0, 66.0) | 30.7 (28.4, 32.4) |
Abbreviation: NDHS, Nigeria Demographic and Health Survey.