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Table 5 Blood meal indices of malaria vectors collected by different trapping methods in western Kenya

From: Evaluation of the performance of new sticky pots for outdoor resting malaria vector surveillance in western Kenya

Species Blood meal index Outdoors Indoors Total
Pit shelter Sticky pot Clay pot Light trap Exit trap Prokopack Light trap
An. arabiensis Number tested 298 66 47 59 30 100 122 722
HBI 0.7 1.5 0 3.4 3.3 1.0 8.2 2.2
BBI 85.6 84.8 83 50.8 73.3 68.0 62.3 75.7
GBI 1.3 1.5 2.1 1.7 0 7.0 4.1 2.6
DBI 3.4 3.1 2.1 1.7 0 2.0 3.3 2.8
CBI 0.7 0 0 0 0 6.0 1.6 1.4
Unknown 10.1 10.6 12.8 42.4 23.3 18.0 23.8 17.0
An. gambiae (s.s.) Number tested 13 4 3 10 14 16 10 70
HBI 23.1 25 33.3 20 42.9 75.0 70 45.7
BBI 46.2 50 66.7 40 14.3 25.0 0 28.6
GBI 0 0 0 0 0 0 0 0
DBI 7.7 0 0 0 0 6.3 0 2.9
CBI 0 0 0 0 0 0 0 0
Unknown 23.1 25 0 40 42.9 0 30 24.3
An. funestus Number tested 13 10 3 6 7 56 24 119
HBI 46.2 50 33.3 50 57.1 62.5 62.5 58.0
BBI 38.5 50 66.7 33.3 14.3 19.6 8.3 23.5
GBI 0 0 0 0 0 1.8 4.2 1.7
DBI 7.7 0 0 0 0 1.8 4.2 2.5
CBI 0 0 0 0 0 0 0 0
Unknown 7.7 0 0 16.7 28.6 17.9 20.8 16.0
  1. Note: HBI was calculated as the proportion (%) of mosquitoes positive for human (including mixed blood meals) out of the total number of mosquitoes tested. Blood meal indices of other hosts were determined in a similar way
  2. Abbreviations: HBI, human blood index; BBI, bovine blood index; GBI, goat blood index; DBI, dog blood index; CBI, chicken blood index