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Table 2 Average marginal effects (CI) in larval counts between intervention and control

From: Field effectiveness of microbial larvicides on mosquito larvae in malaria areas of Botswana and Zimbabwe

Visit

Botswana

Zimbabwe

Marginal effect (CI)

Marginal effect (CI)

Visit 1

0.45 (−6.61; 7.52)

13.77 (9.22; 18.33)

Visit 2

−18.76 (−25.83; 11.69)

9.20 (5.60; 12.81)

Visit 3

−30.53 (−37.10; 23.96)

1.61 (−1.47; 4.70)

Visit 4

−34.29 (−40.30; 28.27)

−5.09 (−8.01; −2.18)

Visit 5

−33.25 (−38.98; 27.51)

−10.45 (−13.27; 7.63)

Visit 6

−29.93 (−35.60; 24.26)

−14.80 (−17.86; 11.75)

Visit 7

−25.82 (−31.44; 20.19)

−18.56 (−22.50; 14.62)

Visit 8

−21.76 (−27.31; 16.21)

−22.01 (−27.54; 16.48)

  1. Marginal effect for factor levels is the discrete change from the base level