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Table 7 Performance characteristics of two malaria rapid diagnostic tests by participant age, Magaria, Niger, 2017–2018

From: Clinical diagnostic evaluation of HRP2 and pLDH-based rapid diagnostic tests for malaria in an area receiving seasonal malaria chemoprevention in Niger

 TestHigh seasonLow Season
Age in monthsNaValue95% CINaValue95% CI
SensitivitypLDH24699.297.0–99.915591.085.3–95.0
3–114510092.1–1003491.276.3–98.1
12–235810093.7–1005386.874.7–94.5
24–357997.490.8–99.73992.379.1–98.4
≥ 366410094.2–1002996.682.2–99.9
HRP224699.297.1–99.915585.879.3–90.9
3–114510092.1–1003485.368.9–95.0
12–235810093.8–1005381.168.0–90.6
24–357997.591.2–99.73989.775.8–97.1
≥ 366410094.4–1002989.772.6–97.8
SpecificitypLDH29358.052.1–63.8125292.691.1–94.0
3–1110373.363.5–81.652396.294.2–97.6
12–2310853.343.4–63.047392.089.1–94.3
24–355041.727.6–56.816687.981.9–92.4
≥ 363250.031.9–68.19084.475.3–91.2
HRP229357.451.5–63.1125293.591.9–94.8
3–1110373.864.2–82.052396.694.6–97.9
12–2310852.342.5–62.147393.090.3–95.1
24–355038.825.2–53.816689.283.4–93.4
≥ 363250.031.9–68.19085.676.6–92.1
  1. aFor sensitivity, N represents all true positives; for specificity, N represents all true negatives tested with a given test lot