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Table 3 Comparison of the means of males and females feeding on natural sugar versus those feeding on ASB per village (± SE with 95% CI of the difference between means)

From: Large-scale field trial of attractive toxic sugar baits (ATSB) for the control of malaria vector mosquitoes in Mali, West Africa

MonthDay 2—Anthrone positive (Natural sugar-fed) vs. ASB positive
Female anthFemale ASB Male anthMale ASB
Meana ± SEMean ± SEDiff95% CIbP valueMonthMeana ± SEMean ± SEDiff95% CIbP value
Apr N = 880.71 ± 0.295.86 ± 1.655.157.422.88< 0.0001Apr N = 20.00 ± 0.000.14 ± 0.140.141.320.000.5010
May N = 600.43 ± 0.203.71 ± 1.173.285.551.010.0010May N = 10.00 ± 0.000.00 ± 0.000.001.180.000.9720
Jun N = 800.57 ± 0.304.29 ± 1.873.725.991.450.0010Jun N = 30.14 ± 0.140.14 ± 0.140.001.180.000.9940
Jul N = 3207.57 ± 1.5416.14 ± 2.238.5710.846.300.0050Jul N = 3105.86 ± 0.6315.29 ± 1.199.4310.618.25< 0.0001
Aug N = 35010.86 ± 1.7913.86 ± 1.753.005.270.730.0034Aug N = 3508.00 ± 1.2115.43 ± 1.537.438.616.25< 0.0001
Sept N = 3506.71 ± 1.0417.57 ± 2.3710.8613.138.59< 0.0001Sept N = 3505.71 ± 0.6115.71 ± 1.3410.0011.188.82< 0.0001
Oct N = 3506.71 ± 1.1315.14 ± 1.998.4310.706.160.0030Oct N = 3006.00 ± 0.9313.86 ± 1.037.869.046.68< 0.0001
Nov N = 3002.71 ± 0.6816.00 ± 2.1713.2915.5611.02< 0.0001Nov N = 600.29 ± 0.183.29 ± 1.043.004.181.820.0020
Dec N = 2501.71 ± 0.5211.57 ± 1.389.8612.137.59< 0.0001Dec N = 50.14 ± 0.140.29 ± 0.290.151.330.000.9980
  1. Catches of the first night post-presentation of ASB (Day 2)
  2. N = Total pooled sample size from all villages
  3. Diff difference between means
  4. aMean positive per village
  5. bColumn 1 = upper limit, column 2 = lower limit