Table 4.
Estimated values for the coefficients of a Cox regression model for the age of the first infection with skin sores, using public health network presentation data for children born between January 2001 and December 2005. Baseline covariates were Gender = Male, Community = A, After Healthy Skin Program = false, Birth Year = 2001, Birth Quarter = 1 and Birth Season = Dry. The bold rows indicate covariates which were identified as significant at the 5% level.
| Covariate | Hazard Ratio | 95% CI | P-value | |
|---|---|---|---|---|
| Gender | Male | 1.00 | Reference | |
| Female | 0.92 | (0.74, 1.16) | 0.499 | |
| Community | A | 1.00 | Reference | |
| B | 1.21 | (0.83, 1.78) | 0.299 | |
| C | 1.19 | (0.83, 1.70) | 0.338 | |
| D | 1.59 | (1.01, 2.48) | 0.043 | |
| E | 1.33 | (0.92, 1.92) | 0.135 | |
| After Healthy Skin Program | False | 1.00 | Reference | |
| True | 1.23 | (0.93, 1.63) | 0.146 | |
| Birth Year | 2001 | 1.00 | Reference | |
| 2002 | 0.90 | (0.61, 1.34) | 0.612 | |
| 2003 | 0.85 | (0.59, 1.23) | 0.382 | |
| 2004 | 0.91 | (0.62, 1.33) | 0.625 | |
| 2005 | 1.10 | (0.71, 1.71) | 0.654 | |
| Birth Quarter | January–March | 1.00 | Reference | |
| April–June | 1.07 | (0.79, 1.47) | 0.637 | |
| July–September | 0.87 | (0.63, 1.19) | 0.380 | |
| October–December | 1.50 | (1.10, 2.04) | 0.010 | |
| Birth Season | Dry | 1.00 | Reference | |
| Wet | 0.86 | (0.68, 1.07) | 0.179 |