Skip to main content

Table 3 Measurements of percentage 24 h mortality compared between WHO cone test and I-ACT by net brand and age

From: Comparing the new Ifakara Ambient Chamber Test with WHO cone and tunnel tests for bioefficacy and non-inferiority testing of insecticide-treated nets

 

24 h geometric mean  % mortality (95% confidence interval)

Odds ratio

95% confidence interval

p-value

Year 1

Year 2

Year 3

Overall

Olyset®

 Cone test

19.4 (17.9–20.9)

7.2 (6.2–8.2)

34.1 (32.1–36.2)

20.2 (19.2–21.2)

1

  

 I-ACT

87.2 (84.1–90.3)

68.9 (64.5–73.4)

69.8 (65.4–74.3)

75.1 (72.5–77.6)

17.8

16.3–19.5

< 0.0001

PermaNet® 2.0

 Cone test

93.5 (92.4–94.7)

85.3 (83.3–87.2)

83.2 (81.4–85.1)

87.4 (86.4–88.3)

1

  

 I-ACT

98.4 (97.7–99.1)

91.5 (88.8–94.2)

87.8 (84.2–91.5)

92.5 (90.9–94.1)

2.1

1.8–2.3

< 0.0001

Netprotect®

 Cone test

93.1 (92.1–94.2)

81.1 (78.9–83.3)

82.2 (80.1–83.7)

85.4 (84.4–86.4)

1

  

 I-ACT

99.1 (98.6–99.6)

96 (94.4–97.6)

89.1 (85.9–92.1)

94.6 (93.4–95.9)

3.6

3.2–4.1

< 0.0001

Overall

 Cone test

68.2 (66.6–69.8)

58 (56.2–59.8)

66.5 (65.1–67.9)

64.2 (63.3–65.2)

1

  

 I-ACT

94.9 (93.7–96.2)

85.5 (83.2–87.7)

82.2 (79.8–84.5)

87.4 (86.2–88.6)

7.9

7.4–8.4

< 0.0001