Table 8 Performance characteristics of two malaria rapid diagnostic tests by week since most recent seasonal malaria chemoprevention distribution, Magaria, Niger, 2017
Test | High season | |||
|---|---|---|---|---|
Week since SMC | N | Value | 95% CI | |
Sensitivity | pLDH | 246 | 99.2 | 97.0–99.9 |
1 | 55 | 100 | 94.5–100 | |
2 | 58 | 100 | 93.5–100 | |
3 | 68 | 100 | 93.4–100 | |
4 | 65 | 97.0 | 89.5–99.6 | |
HRP2 | 246 | 99.2 | 97.1–99.9 | |
1 | 55 | 100 | 94.5–100 | |
2 | 58 | 100 | 93.5–100 | |
3 | 68 | 100 | 93.8–100 | |
4 | 65 | 97.1 | 89.8–99.6 | |
Specificity | pLDH | 293 | 58.0 | 52.1–63.8 |
1 | 134 | 57.9 | 49.0–66.4 | |
2 | 45 | 66.7 | 51.0–80.0 | |
3 | 47 | 52.3 | 36.7–67.5 | |
4 | 67 | 56.1 | 43.3–68.3 | |
HRP2 | 293 | 57.4 | 51.5–63.1 | |
1 | 134 | 57.1 | 48.3–65.7 | |
2 | 45 | 66.7 | 51.0–81.0 | |
3 | 47 | 52.2 | 36.9–67.1 | |
4 | 67 | 55.2 | 42.6–67.4 | |