Table 4.
Poisson regression of determinants of SP uptake in pregnant women of northern Ghana.
| SP uptake | IRR | 95% CI | p-value | |
|---|---|---|---|---|
| Maternal age(years) | 1.000 | 0.993 | 1.008 | 0.931 |
| Marital status | 0.502 | |||
| Married | ref | |||
| Not married | 1.067 | 0.883 | 1.289 | |
| Occupation | 0.932 | |||
| Farming | ref | |||
| Public/civil service | 1.027 | 0.816 | 1.293 | |
| Private/personal business | 0.977 | 0.833 | 1.146 | |
| Unemployed | 0.970 | 0.802 | 1.173 | |
| Formal education | 0.928 | |||
| Any | ref | |||
| None | 1.004 | 0.911 | 1.107 | |
| Income | 0.910 | |||
| Below minimum wage (≤ 299) | ref | |||
| On minimum wage (300 to 599) | 0.974 | 0.811 | 1.169 | |
| Above minimum wage (≥ 600–1800) | 0.956 | 0.743 | 1.23 | |
| Gestational age at 1st ANC | 0.006 | |||
| ≤12 weeks | ref | |||
| >12 to 24 weeks | 1.132 | 1.023 | 1.253 | |
| ≥25 weeks | 0.838 | 0.623 | 1.127 | |
| Parity | 0.329 | |||
| Nulliparous | ref | |||
| Primiparous | 1.084 | 0.961 | 1.222 | |
| Multiparous (2–3) | 1.017 | 0.901 | 1.149 | |
| Grand multiparous (4–8) | 1.145 | 0.938 | 1.399 | |
| Household size (1 to 12) | 0.994 | 0.973 | 1.017 | 0.614 |
| Own ITN | 0.659 | |||
| No | ref | |||
| Yes | 1.033 | 0.896 | 1.195 | |
| Knowledge score (1 to 7) | 1.002 | 0.965 | 1.04 | 0.935 |
| ANC contacts (1 to 8) | 1.255 | 1.212 | 1.299 | <0.001 |
| District | 0.892 | |||
| Urban area (WMHD) | ref | |||
| Rural area (LDHD) | 1.006 | 0.917 | 1.104 | |
Knowlegde_MiP = knowledge of risks of malaria in pregnancy IRR = Incidence risks ratio.