TABLE 1.

Characteristics of the Three Study Districts, Southwest Mali

	Bafoulabé	Kayes	Kita
Total population^a	233,647	513,172	432,531
Size	19,808 km²	22,704 km²	35,626 km²
Population density^a	11.8/km²	22.6/km²	12.1/km²
Participating health centers, no.	21	49	50
Participating CHW sites, no.	34	45	90