Table 5. Attributable risk of vivax infection post-treatment after adjusting for covariates^*.

Risk factor	Incidence rate ratio	95%CI		p-value
Gametocytes on admit	2.95	1.85	4.69	<0.001
Enrollment in ARC1	2.10	1.30	3.20	0.002
Male gender	2.41	1.27	4.57	0.007
History of malaria in previous 12 mos	1.46	0.95	2.26	0.074
Fever clearance time >24 hrs	0.70	0.40	1.22	0.434

*Also accounting for confounding from age, parasite density, parasite clearance time, WBC count, history of malaria, and presence of anemia.