Table 2.

Sensitivity, specificity, PPV^*, and NPV^† of microscope and dipstick test for Giardia detection in stool samples, using ELISA as gold standard

Parameter	Microscope (n=75)	Dipstick (n=75)
Sensitivity	53.6	60.7
Specificity	100.0	97.9
PPV	100.0	94.4
NPV	78.3	80.7

^*PPV=Positive predictive value;

^†NPV=Negative predictive value