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Table 4 Indoor/outdoor biting ratios, percent of mosquitoes biting before 2200, percent of the total mosquito bites that occurs while people are indoors ( π i ) and percent of the total mosquitoes that occurs while people are sleeping ( π s )

From: Persistently high estimates of late night, indoor exposure to malaria vectors despite high coverage of insecticide treated nets

  An. gambiae s.l. An. gambiae An. arabiensis An. funestus
  Miwani, 1989-90 Asembo, 2011 Asembo, 2011 Ahero, 1989-90 Asembo, 2009 Asembo, 2011 Ahero, 1989-90 Asembo, 2009 Asembo, 2011
Indoor/Outdoor ratio 1.9 1.2 1.6 3.1 1.2 1.7 12.0 2.3 2.1
% biting before 2100 indoors 1.1 6.6 2.1 2.2 18.2 18.9 0.8 6.5 4.2
% biting before 2200 indoors 2.6 11.2 3.5 5.3 33.3 24.2 1.6 10.8 6.2
% biting before 2100 outdoors 0.7 11.1 5.5 1.4 25.3 14.5 1.4 30.2 8.2
% biting before 2200 outdoors 5.6 18.2 6.6 4.1 33.3 19.9 2.9 40.1 12.3
Non-users of nets:          
 Exposure indoors (πi) 0.99 0.96 0.98 0.99 0.95 0.97 0.99 0.97 0.98
 Exposure while asleep (πs) 0.98 0.90 0.95 0.97 0.80 0.84 0.98 0.91 0.94
Users of nets:          
 Exposure indoors (πi) 0.96 0.72 0.83 0.97 0.80 0.87 0.99 0.78 0.86
 Exposure while asleep (πs) 0.72 0.36 0.52 0.64 0.20 0.25 0.77 0.40 0.50