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Table 1 Mean mosquito knockdown rate on different wall surface by standard spray through time post spray in Shellie Mella, southwest Ethiopia

From: Wall-type and indoor residual spraying application quality affect the residual efficacy of indoor residual spray against wild malaria vector in southwest Ethiopia

Wall types

Time in weeks

Day 1

Week 1

Week 5

Week 9

Week 13*

Week 17*

Painted

100

100

100

100

100

95.3

Smooth

100

100

100

98.7

99.3

82

Rough

100

100

96.7

87.5

78.3

72.5

  1. * Significant difference (P < 0.05)