Table 1.
Study | TP | FP | FN | TN | Egg positive | Microhaematuria | Sensitivity | Specificity | PPV | NPV |
---|---|---|---|---|---|---|---|---|---|---|
Côte d’Ivoire, Tchologo | 11 | 145 | 7 | 638 | 2.2 % | 19.5 % | 61.1 % | 81.5 % | 7.1 % | 98.9 % |
Chad, baseline survey | 22 | 56 | 7 | 284 | 7.9 % | 21.1 % | 75.9 % | 83.5 % | 28.2 % | 97.6 % |
Chad, first follow-up survey | 4 | 24 | 2 | 190 | 2.7 % | 12.7 % | 66.7 % | 88.8 % | 14.3 % | 99.0 % |
Chad, second follow-up survey | 1 | 7 | 1 | 68 | 2.6 % | 10.4 % | 50.0 % | 90.7 % | 12.5 % | 98.6 % |
Côte d’Ivoire, Grand Moutcho | 86 | 2 | 12 | 24 | 79.0 % | 71.0 % | 87.8 % | 92.3 % | 97.7 % | 66.7 % |
FN false negative (negative with reagent strip, positive with filtration), FP false positive (positive with reagent strip, negative with filtration), NPV negative predictive value, PPV positive predictive value, TN true negative (negative with both, reagent strip and filtration), TP true positive (positive with reagent strip and filtration)