Table 2 Whole net deltamethrin (DM) concentration (mg/m2) and mortality rate (%) of 50 LLINs grouped according to the age of the LLINs
Sentinel site | Age (months) | DM concentration (mg/m2) | Test Kit category | Mortality rate (%) | Manufacture date | Batch number |
|---|---|---|---|---|---|---|
Group 1 = 0–11 months | ||||||
Luba | 2 | 93.74 ± 8.32 | Pass (> 25) | 97.5 | Dec-07 | 15277 |
Bakake Grande | 3 | 14.15 ± 9.83 | Fail (5–15) | 75 | Illegible | Illegible |
Santa Maria | 4 | 30.69 ± 13.20 | Pass (> 25) | 95 | Dec-07 | 15277 |
Central | 5 | 53.65 ± 10.84 | Pass (> 25) | 92.5 | Dec-07 | 15277 |
Semu | 5 | 69.05 ± 2.93 | Pass (> 25) | 100 | Dec-07 | 15277 |
Campo Yaunde | 7 | 85.72 ± 5.69 | Pass (> 25) | 95 | Dec-07 | 15307 |
Central | 8 | 67.53 ± 20.42 | Pass (> 25) | 97.5 | Dec-07 | 15307 |
Punta Europa–Bia Bia | 9 | 58.76 ± 21.2 | Pass (> 25) | 100 | Dec-07 | 15277 |
Sampaka | 10 | 78.60 ± 7.63 | Pass (> 25) | 100 | Jul-07 | 30357 |
Group 2 = 12–23 months | ||||||
Central | 12 | 20.28 ± 10.29 | Pass (15–25) | 100 | Nov-08 | 16498 |
Rebola | 12 | 35.36 ± 21.55 | Pass (> 25) | 97.5 | Jul-07 | Illegible |
Semu | 12 | 49.58 ± 20.18 | Pass (> 25) | 100 | Dec-07 | 15297 |
Punta Europa–Sera | 14 | 77.61 ± 7.76 | Pass (> 25) | 92.5 | Dec-07 | 15277 |
Bakake Grande–Cupapa | 14 | 59.62 ± 17.14 | Pass (> 25) | 100 | Dec-07 | 15307 |
Bakake Grande–Cupapa | 14 | 77.40 ± 7.38 | Pass (> 25) | 100 | Dec-07 | 15297 |
Semu–Alcaide | 14 | 66.33 ± 8.16 | Pass (> 25) | 92.5 | Jan-07 | 10197 |
Santa Maria | 15 | 10.98 ± 12.35 | Fail (5–15) | 77.5 | Dec-07 | 15287 |
Batete | 15 | 19.09 ± 13.23 | Pass (15–25) | 62.5 | Jul-07 | 30357 |
Santa Maria | 17 | 65.34 ± 11.76 | Pass (> 25) | 95 | Dec-07 | 15277 |
Punta Europa | 18 | 24.30 ± 11.76 | Pass (15–25) | 92.5 | Dec-07 | 15307 |
Ela Nguema | 18 | 66.25 ± 8.95 | Pass (> 25) | 100 | Dec-07 | 15277 |
Ela Nguema | 18 | 15.22 ± 16.49 | Pass (15–25) | 75 | Jul-07 | 30357 |
Group 3 = 24–35 months | ||||||
Ela Nguema | 24 | 59.71 ± 9.16 | Pass (> 25) | 90 | Jan-07 | 10197 |
Central | 25 | 79.05 ± 16.55 | Pass (> 25) | 92.5 | Dec-07 | 15287 |
Sacriba | 27 | 39.86 ± 10.53 | Pass (> 25) | 90 | Dec-07 | 15277 |
Campo Yaunde | 27 | 67.36 ± 9.54 | Pass (> 25) | 92.5 | Nov-08 | 16498 |
Campo Yaunde | 28 | 53.04 ± 16.27 | Pass (> 25) | 87.5 | Dec-07 | 15297 |
Semu | 30 | 8.35 ± 8.72 | Fail (5–15) | 62.5 | Jul-07 | 30357 |
Basacato del Oeste | 30 | 22.18 ± 10.61 | Pass (15–25) | 90 | Jan-07 | 10197 |
Santa Maria | 30 | 30.04 ± 13.60 | Pass (> 25) | 85 | Jul-07 | 30357 |
Santa Maria | 32 | 20.45 ± 5.16 | Pass (15–25) | 80 | Mar-09 | 12009 |
Santa Maria | 33 | 80.53 ± 9.32 | Pass (> 25) | 95 | Dec-07 | 15277 |
Group 4 = 36–47 months | ||||||
Sampaka | 36 | 26.40 ± 5.05 | Pass (> 25) | 85 | Jan-07 | 10197 |
Bososo | 36 | 31.68 ± 11.33 | Pass (> 25) | 92.5 | Jul-07 | 30357 |
Sampaka | 36 | 69.54 ± 6.30 | Pass (> 25) | 97.5 | Jul-07 | 30357 |
Basopu | 37 | 14.29 ± 9.90 | Fail (5–15) | 37.5 | Nov-06 | 13646 |
Basopu | 37 | 38.80 ± 10.04 | Pass (> 25) | 87.5 | Jul-07 | 30357 |
Ela Nguema | 38 | 47.24 ± 6.13 | Pass (> 25) | 95 | Jan-07 | 10197 |
Punta Europa | 40 | 11.90 ± 10.83 | Fail (5–15) | 30 | Jul-07 | 30357 |
Bososo–Bakake Grande | 41 | 8.39 ± 5.45 | Fail (5–15) | 57.5 | Jul-07 | 30357 |
Bososo–Bakake Grande | 41 | 16.95 ± 5.35 | Pass (15–25) | 67.5 | Jul-07 | Illegible |
Group 5 = 48–52 months | ||||||
Semu | 48 | 54.38 ± 9.33 | Pass (> 25) | 97.5 | Dec-07 | 15277 |
Semu–Alcaide | 48 | 48.45 ± 9.82 | Pass (> 25) | 92.5 | Dec-07 | 15277 |
Punta Europa | 48 | 11.89 ± 9.64 | Fail (5–15) | 52.5 | Jan-07 | 10197 |
Semu–Alcaide | 48 | 34.41 ± 17.15 | Pass (> 25) | 97.5 | Jul-07 | 30357 |
Rebola | 50 | 72.43 ± 8.90 | Pass (> 25) | 97.5 | Jul-07 | 30357 |
Basopu | 50 | 30.91 ± 6.20 | Pass (> 25) | 90 | Jul-07 | 30357 |
Campo Yaunde | 50 | 10.97 ± 4.86 | Fail (5–15) | 32.5 | Jan-07 | 10197 |
Campo Yaunde | 50 | 51.64 ± 12.76 | Pass (> 25) | 97.5 | Jul-07 | 30357 |
Ela Nguema | 51 | 22.42 ± 18.51 | Pass (15–25) | 77.5 | Jul-07 | 30357 |