Table 4 Logistic regression model for potential risk factors for malaria death in the study areas
Variable | Rufiji (N = 11462) for 1999–2011 | Kilombero/Ulanga (N = 9328) for 2002–2012 | ||||||
|---|---|---|---|---|---|---|---|---|
Univariate | Multivariate | Univariate | Multivariate | |||||
OR (95 % CI) | P value | AOR (95 % CI) | P value | OR (95 % CI) | P value | AOR (95 % CI) | P value | |
Sex | ||||||||
Male (reference) | 1.00 | 0.03 | 0.604 | 1.00 | 0.410 | – | ||
Female | 1.09 (1.01–1.18) | 1.03 (0.93–1.13) | 1.06 (0.92–1.20) | – | ||||
Age | ||||||||
5 and above (reference) | 1.00 | <0.001 | 1.00 | <0.001 | 1.00 | <0.001 | <0.001 | |
Under 5 | 2.06 (1.85–2.29) | 2.04 (1.82–2.28) | 2.40 (2.17–2.66) | 2.51 (2.25–2.79) | ||||
Ownership of ITN | ||||||||
No (reference) | 1.00 | <0.001 | <0.001 | 1.00 | <0.001 | <0.001 | ||
Yes | 0.58 (0.52–0.65) | 0.57 (0.51–0.64) | 0.74 (0.65–0.84) | 0.65 (0.57–0.74) | ||||
Social economic status | ||||||||
Poorest (reference) | 1.00 | 0.345 | – | 1.00 | – | |||
Poorer | 1.07 (0.93–1.23) | – | 1.22 (1.06–1.41) | 0.010 | – | |||
Poor | 0.95 (0.81–1.11) | 0.496 | – | – | 1.08 (0.90–1.30) | 0.903 | – | – |
Less poor | 1.03 (0.87–1.23) | 0.712 | – | – | 1.09 (0.96–1.26) | 0.170 | – | – |
Least poor | 0.91 (0.79–1.06) | 0.214 | – | – | 1.00 (0.84–1.19) | 0.993 | – | – |
Nearest distance to HF | ||||||||
Less than 5 km (reference) | 1.00 | 0.157 | 0.516 | 1.00 | 0.433 | – | ||
5 and above km | 1.14 (0.95–1.38) | 1.05 (0.90–1.24) | 1.09 (0.90–1.33) | – | ||||
Season | ||||||||
Wet season (reference) | 1.00 | 0.035 | 0.056 | 1.00 | 0.043 | 0.280 | ||
Dry season | 0.91 (0.84–0.99) | 0.92 (0.85–1.01) | 0.88 (0.78–1.00) | 0.93 (0.82–1.06) | ||||
Altitude (continuous) | 1.001 (1.000–1.0012) | 0.003 | 1.00 (1.000–1.001) | 0.002 | 1.00 (1.00–1.002) | 0.710 | – | – |