Table 1. Adjusted risk ratio of cholera in each commune estimated by the generalized additive model, adjusted for population and spatial variability, Haiti, 2010*.

Covariate	RR (95% CI)	p value
Location downstream of Meille River	4.91 (1.47–16.47)	0.012
Distance to Mirebalais, km	0.99 (0.94–1.04)	0.594
Presence of IDP camp	0.10 (0.01–1.12)	0.063
Commune located in coastal plain	4.60 (2.28–9.30)	0.0001

*RR, adjusted risk ratio; CI, confidence interval; IDP, internally displaced persons.