Table 3 Multivariable analysis of the effect of water treatment intervention on the incidence of diarrhea among children under the age of five years in rural Dire Dawa, eastern Ethiopia, from October 2018 through January 2019
Factor | Crude IRR (95% CI) | Adjusted IRR (95% CI) | P-value |
|---|---|---|---|
Intervention | 0.64 (0.57–0.73) | 0.64 (0.57–0.73) | <  0.001 |
Control | 1 | 1 | Â |
Child age | 1.00 (0.99–1.00) | 1.00 (0.99–1.00) | 0.964 |
Child gender | |||
 Female | 1.00 (0.94–1.07) | 1.00 (0.94–1.07) | 0.961 |
 Male | 1 | 1 |  |
Breastfeeding status | |||
 Breastfed | 0.99 (0.90–1.10) | 0.99 (0.89–1.10) | 0.846 |
 Not breastfed | 1 | 1 |  |
Family size | 0.99 (0.97–1.03) | 0.99 (0.97–1.03) | 0.910 |
Presence of refuse disposal facility | |||
 Yes | 0.99 (0.91–1.08) | 0.98 (0.87–1.11) | 0.808 |
 No | 1 | 1 |  |
Presence of latrine | |||
 Yes | 1.00 (0.94–1.07) | 1.01 (0.94–1.08) | 0.806 |
 No | 1 | 1 |  |
Availability of handwashing facility | |||
 Yes | 1.01 (0.85–1.20) | 1.03 (0.84–1.25) | 0.793 |
 No | 1 | 1 |  |
Availability of soap in the home | |||
 Yes | 0.99 (0.90–1.08) | 0.99 (0.88–1.11) | 0.840 |
 No | 1 | 1 |  |