Factors | Model 1 | Model 2 | Model 3 | Model 4 |
---|---|---|---|---|
AOR (95% Cl) | AOR (95% Cl) | AOR (95% Cl) | AOR (95% Cl) | |
Parity | Â | Â | Â | Â |
 0 | Reference | Reference | Reference | Reference |
 1 | 1.76 (0.78-3.96) | 1.48 (0.80-2.76) | 1.58 (0.85-2.96) | 1.86 (0.98-3.55) |
 2 or more | 4.05 (1.75-9.36)*** | 2.38 (1.27-4.46)** | 1.64 (0.89-3.03) | 1.63 (0.87-3.04) |
Ethnicity | Â | Â | Â | Â |
 Hausa | Reference | Reference | Reference | Reference |
 Ibo | 1.11 (0.42-2.97) | 0.94 (0.42-2.10) | 0.91(0.45-1.83) | 1.07 (0.50-2.29) |
 Yoruba | 1.44 (0.49-4.25) | 0.55 (0.24-1.24) | 1.47 (0.68-3.16) | 1.13 (0.50-2.58) |
 Others | 1.49 (0.56-3.98) | 0.75 (0.34-1.63) | 0.81 (0.41-1.62) | 0.90 (0.43-1.91) |
Religion | Â | Â | Â | Â |
 Christianity | Reference | Reference | Reference | Reference |
 Islam | 0.69 (0.23-2.07) | 1.68 (0.72-3.90) | 1.08 (0.49-2.35) | 2.04 (0.83-5.01) |
Education | Â | Â | Â | Â |
 Non-tertiary | Reference | Reference | Reference | Reference |
 Tertiary | 1.91 (1.01-3.61)* | 1.92 (1.21-3.05)** | 0.78 (0.51-1.21) | 1.20 (0.74-1.92) |
Residential type | Â | Â | Â | Â |
 Self-contained | Reference | Not Applicable | Reference | Reference |
 Shared | 0.71 (0.35-1.41) |  | 1.29 (0.76-2.19) | 0.70 (0.41-1.22) |
Location | Â | Â | Â | Â |
 Abuja | Reference | Reference | Reference | Reference |
 Lagos | 2.96 (1.10-7.97)* | 0.60 (0.30-1.23) | 1.33 (0.70-2.54) | 0.67 (0.33-1.40) |
 Port Harcourt | 1.15 (0.53-2.48) | 0.70 (0.37-1.34) | 0.74 (0.43-1.30) | 0.70 (0.36-1.35) |
Source of information | Â | Â | Â | Â |
 Non health worker | Not applicable | Reference | Reference | Reference |
 Health worker | 1.09 (0.69-1.73) | 0.60 (0.39-0.92)* | 1.88 (1.20-2.95)** | |
 Hosmer-Lemeshow Test | p = 0.235 | p = 0.395 | p = 0.769 | p = 0.552 |