Table 3.

Prevalence of P falciparum infection and previous malaria exposure in the study cohort

		n/N	Percentage (95% CI)
P falciparum infection*		70/597	12·0% (9·4–14·6)
P falciparum infection by age*
	0–20 years	5/23	22·0% (8·7–44·8)
	21–40 years	36/365	10·0% (6·7–12·8)
	41–60 years	20/163	12·0% (8·0–18·3)
	>60 years	9/46	20·0% (10·2–34·1)
Previous malaria exposure†
	Low	53/527	10·0% (7·8–12·9)
	Medium	418/527	79·0% (75·6–82·6)
	High	56/527	11·0% (8·3–13·6)

^*Defined as positive by either rapid diagnostic test, microscopy, or molecular methods (PCR).

^†Malaria exposure data were missing for 70 participants because of insufficient blood sample volume.