Table 5.
Logistic regression model predicting the determinants of maternal mortality in referral hospitals in Nigeria
| Variables | OR and 95% CI
|
|||
|---|---|---|---|---|
| Unadjusted | CI | Adjusted | CI | |
| Type of facility | ||||
| Tertiary (RC) | 1.00 | 1.00 | ||
| Secondary | 1.84* | 1.04–3.28 | 3.80* | 1.15–12.5 |
| Booking status for antenatal care | ||||
| Not booked (RC) | 1.00 | 1.00 | ||
| Booked | 0.45*** | 0.29–070 | 0.32** | 0.15–0.71 |
| Referral | ||||
| Not referred (RC) | 1.00 | 1.00 | ||
| Referred | 3.41*** | 2.04–5.71 | 2.70* | 1.05–6.93 |
| Age | 0.98 | 0.95–1.02 | 0.96 | 0.88–1.04 |
| Parity | ||||
| 0 (RC) | 1.00 | 1.00 | ||
| 1 | 1.84 | 0.99–3.44 | 3.87* | 1.27–11.8 |
| 2–4 | 1.78* | 0.99–3.18 | 4.33* | 1.28–14.5 |
| 5+ | 2.38* | 1.08–5.25 | 6.89* | 1.26–37.6 |
| Occupation | ||||
| Employed (RC) | 1.00 | 1.00 | ||
| Self-employed | 1.70 | 0.70–4.11 | 1.07 | 0.29–3.86 |
| Unemployed | 2.56* | 1.05–6.22 | 2.40 | 0.59–9.77 |
| Student | 2.49 | 0.69–8.97 | 3.42 | 0.48–24.0 |
| Number of early pregnancy loss | ||||
| 0 (RC) | 1.00 | 1.00 | ||
| 1–3 | 1.16 | 0.68–1.99 | 1.67 | 0.72–3.85 |
| 4+ | 3.56** | 1.48–8.55 | 7.98** | 2.05–31.0 |
| Complication in index pregnancy | ||||
| Yes (RC) | 1.00 | 1.00 | ||
| No | 0.38*** | 0.23–0.64 | 0.54 | 0.21–1.35 |
| Place of delivery | ||||
| Health facility (RC) | 1.00 | 1.00 | ||
| Home/others | 5.32** | 2.06–13.7 | 2.97 | 0.52–16.7 |
| Mode of delivery | ||||
| Normal vaginal (RC) | 1.00 | 1.00 | ||
| Cesarean section | 2.33** | 1.34–4.06 | 1.00 | 0.35–2.82 |
| Others | 2.84 | 0.86–9.33 | 3.74 | 0.76–18.2 |
Notes:
***
p<0.001;
**
p<0.01; and
*
p<0.05.
Abbreviations: RC, reference category; OR, odds ratio; CI, confidence interval.