From: Topography and malaria transmission heterogeneity in western Kenya highlands: prospects for focal vector control
Proportion of infected children with parasites (%)
Parasite
Valley bottom (1450 m)
Mid-hill (1500 m)
Hilltop(1580 m)
P. falciparum
68.0
40.2
26.7
P. falciparum gametocytes
5.8
5.9
3.0
P. malariae
1.6
0.8
0.0
P. ovale
2.3
1.7