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Table 4 Plasmodium falciparum infection among engorged field collected anophelines

From: Composition of Anopheles mosquitoes, their blood-meal hosts, and Plasmodium falciparum infection rates in three islands with disparate bed net coverage in Lake Victoria, Kenya

Study area Mosquito species n HF NHF MF UF nPfal (%) ERF (95% CI)
Mageta An. gambiae s.s. 310 23 4 1 2 30 (9.68) 0.10 (0.067, 0.13)
  An. arabiensis 40 3 0 0 1 4 (10.00) 0.11 (0.032, 0.21)
  An. funestus s.s. 16 0 0 0 0 0 (0.00) 0.04 (3.9e−06, 0.16)
  An. coustani 8 1 0 0 1 2 (25.00) 0.29 (0.055, 0.57)
  Total 374 27 4 1 4 36 (9.63)  
Magare An. gambiae s.s. 7 1 0 0 1 2 (28.57) 0.32 (0.059, 0.62)
  An. arabiensis 2 0 0 0 1 1 (50.00) 0.50 (0.085, 0.89)
  An. funestus s.s. 8 0 0 0 0 0 (0.00) 0.07 (5.4e−07, 0.28)
  An. coustani 8 0 1 0 0 1 (12.50) 0.18 (0.011, 0.44)
  Total 25 1 1 0 2 4 (16.00)  
Ngodhe An. gambiae s.s. 3 0 0 0 0 0 (0.00) 0.16 (5.4e−07, 0.53)
  An. arabiensis 9 1 0 0 0 1 (11.11) 0.16 (0.0068, 0.39)
  An. funestus s.s. 5 0 0 0 0 0 (0.00) 0.11 (3.4e−06, 0.40)
  Total 17 1 0 0 0 1 (5.88)  
Total (%)   416 29 (6.97) 6 (1.44) 1 (0.24) 5 (1.20) 41 (9.86)  
  1. n: number of engorged anophelines analysed; nPfal: overall number of engorged anophelines with P. falciparum infection confirmed by 18S and cyt b markers; HF: human-fed engorged anophelines with P. falciparum infection; NHF: non-human fed engorged anophelines with P. falciparum infection; MF: mixed-fed (human and cow) engorged anophelines with P. falciparum infection; UF: unsuccessfully identified blood-meal sources of engorged anophelines with P. falciparum infection; ERF: estimated relative frequency of success; CI: Credibility interval