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Table 2 Residual bioefficacy of used nets in Limbe, Tiko and Buea

From: Physical integrity and residual bio-efficacy of used LLINs in three cities of the South-West region of Cameroon 4 years after the first national mass-distribution campaign

Sites Brand No. KD 60 (±5% CI) Mortality (±5% CI) Status
Limbe Permanet 2.0 192 0.5% (±0.1) 4.1% (±2.8) Not effective
Olyset net 199 1% (± 1.3) 3% (±2.4) Not effective
Olyset net 197 4.6% (±2.9) 2.5% (±2.2) Not effective
Siamdutch 189 29.1% (±6.5) 10.1% (±4.3) Not effective
Siamdutch 192 13.5% (±4.8) 29.1% (±6.4) Not effective
Olyset net 177 29.3% (±6.7) 60% (±7.2) Minimally effective
Olyset net 185 3.2% (±2.5) 3.9% (±2.8) Not effective
Tiko Olyset net 103 52.4% (±9.6) 74.8% (8.4) Minimally effective
Permanet 2.0 115 84.3% (±6.6) 82.6% (6.9) Optimally effective
Siamdutch 88 60.3% (±10.2) 54.5% (±10.4) Minimally effective
Olyset net 117 89.7% (±5.5) 81.2% (±7.1) Optimally effective
Olyset net 117 75.2% (±7.8) 55.6% (±9.0) Minimally effective
Olyset net 99 93.9% (±4.7) 71.7% (±8.9) Minimally effective
Olyset net 115 91.3% (±5.2) 83.5% (±6.8) Optimally effective
Buea Olyset net 189 4.2% (±2.9) 14.8% (±5.1) Not effective
Olyset net 138 20.3% (±6.7) 17.4% (±6.3) Not effective
Olyset net 217 11.5% (±4.2) 14.3% (±4.7) Not effective
Permanet 2.0 178 4.5% (±3.0) 5.6% (±3.4) Not effective
Olyset net 178 3.4% (±2.7) 4.5% (±3.0) Not effective
Permanet 2.0 107 93.5% (±4.7) 75.7% (±8.1) Minimally effective
  1. No: Number of mosquitoes used to test the net