Table 2. Logistic regression models for active trachoma in children aged 1–9 years.

Variable	Model 1 OR (95% CI)	Model 2 OR (95% CI)
Age (years)	0.93 (0.91–0.95)*	0.90 (0.87–0.93)*
Sex: Female	1.05 (0.93–1.17)	1.01 (0.87–1.16)
Rainfall (per 100 ml)	0.55 (0.49–0.62)*	0.21 (0.08–0.46)*
Land cover: Savanna	1.77 (1.48–2.11)*	3.44 (0.50–13.98)
Land cover: Forest or wetland	1.20 (0.98–1.46)	2.48 (0.21–12.14)
Land cover: Grass, shrub, cropland	0.62 (0.50–0.75)*	0.81 (0.09–3.65)
Intercept (β)	−0.01 (−0.17–0.14)	−0.86 (−1.78–0.06)
ϕ	–	41.90 (6.05–172.90)
σ2	–	5.30 (3.23–8.86)
DIC	6554.9	4753.2

Reference sex is male; reference land cover is wooded savanna;

ϕ =  rate of decay of spatial correlation;

σ² =  variance of spatial random effect;

*Significant at 5% level.