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Table 4 Comparison between drug seller interpretation and the laboratory scientist repeat reading of the RDT strips, stratified by the FTA-PCR (gold standard) test result

From: Can malaria rapid diagnostic tests by drug sellers under field conditions classify children 5 years old or less with or without Plasmodium falciparum malaria? Comparison with nested PCR analysis

FTA-PCR test result

Drug seller strategy proportion

Laboratory scientist strategy proportion

Methods agreement (%), (95% CI)

κ, (95% CI)

Positive on FTA-PCR

46/57

49/57

94.7 (85.4, 98.9)

0.81 (0.61, 1.00)

Negative on FTA-PCR

117/129

123/129

92.3 (86.2, 96.2)

0.41 (0.11, 0.70)