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Table 2 WHO bio-assays results against susceptible An. gambiae s.s. and resistant An. arabiensis

From: Long-lasting insecticidal nets retain bio-efficacy after 5 years of storage: implications for malaria control programmes

Test systemTest itemWashesCone test (N = 80)WHO tunnel test (N = 100)Pass/fail WHO efficacy criteria (2013)
%KD60 [95% CI]%24-h mortality [95% CI]%Feeding inhibition [95% CI]%24-h mortality [95% CI]
Susceptible
Anopheles gambiae s.s (Ifakara strain)
Olyset®010003.75 [01.47–06.03]Pass
110031.64 [29.40–33.89]Pass
396.25 [95.06–97.44]01.25 [00.06–02.44]Pass
593.75 [89.24–98.26]0Pass
1093.75 [92.56–94.94]02.50 [01.12–03.88]Pass
1583.75 [79.68–87.82]01.25 [00.06–02.44]10090.91Pass
2075.00 [69.85–80.15]03.75 [01.47–06.03]96.0051.52Pass
DawaPlus® 2.0010092.50 [90.12–94.88]Pass
1100100Pass
310098.75 [97.56–99.94]Pass
510097.50 [96.12–98.88]Pass
1010096.25 [92.68–99.80]Pass
1510093.75 [87.79–99.71]Pass
20100100Pass
Resistant
Anopheles arabiensis (Kingani strain)
Olyset®038.75 [34.68–42.82]0
125.00 [19.85–30.15]01.25 [00.06–2.44]
323.75 [19.68–27.82]03.75 [01.47–6.03]96.0009.18Pass
551.25 [47.18–55.32]03.75 [02.56–4.94]87.0012.24Fail
1036.25 [33.25–39.25]01.25 [00.06–2.44]87.0014.29Fail
1553.75 [40.79–66.71]092.0019.39Pass
2058.75 [57.56–59.94]088.0022.45Fail
DawaPlus® 2.0050.00 [44.85–55.15]10.00 [05.64–14.35]
163.75 [61.47–66.03]11.25 [06.74–15.76]
367.50 [63.37–71.63]16.25 [15.06–17.44]90.0061.62Pass
591.25 [87.68–94.82]36.25 [31.34–41.16]94.0056.57Pass
1010023.75 [19.68–27.82]94.0078.79Pass
1597.50 [96.12–98.88]05.00 [01.63–08.37]68.0051.52Pass
2093.75 [89.24–98.26]12.50 [09.42–15.58]93.0041.41Pass
  1. N= number of mosquitoes released on each test