Table 5.

Multivariate analysis of the Plasmodium falciparum parasite density among positive children.

		Parasite density (positive children)
	Modality	Multiplicative factor	95% CI	p-values
Intercept (parasites/μL)		281.5	186–425
Age	0–6 y.	1		0.02
	7–12 y.	x0.73	0.56–0.94
Land tenure	regular	1		0.78
	irregular	x1.04	0.76–1.42
Building density	high	1		0.18
	sparse	x1.22	0.91–1.64
Travel outside of Ouagadougou the preceding month	no	1		0.02
	yes	x1.90	1.14–3.16
Season	dry	1		< 0.001
	rainy	x3.19	2.42–4.20