Table 2.
Poisson regression model, depicting mortality rate ratios adjusted for different risk factors among neonates in Butajira district for the period (1987-2008)
| Variable | Person days | Unadjusted IRR (95% CI) | Adjusted IRR (95% CI) | |
|---|---|---|---|---|
|
Sex |
|
|
|
|
| Male |
633 |
407009 |
1.6(1.4-1.8) |
1.6(1.4-1.9)* |
| Female |
422 |
396361 |
Ref. |
Ref. |
|
Area |
|
|
|
|
| Low land |
502 |
317788 |
2.8(2.3-3.5) |
1.0(0.7 -1.8) |
| High land |
443 |
344550 |
2.0(1.6-2.5) |
0.8(0.5 -1.3) |
| Urban |
110 |
141032 |
Ref. |
Ref. |
|
Religion |
|
|
|
|
| Muslim |
519 |
514531 |
1.3 (1.1-1.6) |
1.2(1.1 -1.5)* |
| Christian |
127 |
151932 |
Ref. |
Ref. |
|
House ownership |
|
|
|
|
| Own |
950 |
718527 |
2.0(1.5-2.7) |
0.9(0.6-1.3) |
| Rented |
46 |
56910 |
Ref. |
Ref. |
|
Water source |
|
|
|
|
| Protected |
296 |
277510 |
0.8 (0.7-0.9) |
1.1(0.9-1.3) |
| Unprotected |
759 |
525860 |
Ref. |
Ref. |
|
Distance to hospital |
|
|
|
|
| <5 km |
166 |
190237 |
Ref. |
Ref. |
| 5-9 km |
420 |
298751 |
2.0(1.7-2.5) |
1.5(1.1- 2.0)* |
| > = 10 km |
469 |
314382 |
2.2(1.8-2.6) |
1.3(0.9- 1.8) |
|
Oxen |
|
|
|
|
| No |
787 |
534824 |
1.4 (1.2-1.6) |
1.2(1.0- 1.3) |
| Yes |
268 |
268546 |
Ref. |
Ref. |
|
Roof |
|
|
|
|
| Thatched |
945 |
641619 |
2.6(1.8-3.9) |
2.9(2.4- 3.5)* |
| Iron sheet | 110 | 161751 | Ref. | Ref. |
(Ref = reference category, RR = 1).
*Significant at significance level of 0.05.
RR Relative Risk.