Skip to main content

Table 5 Performance of stored nets: Chemical residue for PermaNet 1st generation baseline samples unused, unwashed but exposed to air and light.

From: Long-term field performance of a polyester-based long-lasting insecticidal mosquito net in rural Uganda

Time Deltamethrin on net Bioassay results (A. gambiae)
In brackets samples/nets tested Median (mg/m2) Inter-Quartile-Range IQR (mg/m2) Median Functional Mortality (%) Inter-Quartile-Range IQR for mortality (%)
Baseline (40/10) 47.5 32.9 – 52.2 98.0 96 – 99
11 months (10/10) 46.4 37.4 – 49.3 99.0 85 – 100
27 months (10/10) 50.3 45.1 – 55.0 Not done Not done
39 months (10/10) 42.9 34.9 – 47.6 97.0 96 – 98
60 months (10/10) 48.9 34.4 – 54.9 93.0 90 – 96