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Table 2 The performance of diagnostic techniques of intestinal parasitosis against the Gold standard method from May to June 2013

From: Evaluation performance of diagnostic methods of intestinal parasitosis in school age children in Ethiopia

Techniques

Gold standard

Sensitivity (95 % CI)

Specificity (95 % CI)

PPV (95 % CI)a

NPV (95 % CI)a

P, χ2

Kappa value

Wet mount

48.9 (48.8–49.1)

94.5 (94.4–94.7)

97 (96.9–97.1)

33.7 (33.5–33.9)

0.00, 55.35

0.26

FECa

63.1 (62.9–63.3)

94.5 (94.4–94.7)

97.7 (97.6–97.7)

41.3 (41.1–41.6)

0.00, 94.9

0.39

Kato Katz

93.7 (93.6–93.7)

94.5 (94.4–94.7)

98.4 (98.4–98.5)

80.4 (80.1–80.6)

0.00, 2.9

0.83

  1. a PPV positive predictive value; NPV negative predictive value CI confidence value FEC formol ether concentration
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BMC Research Notes

ISSN: 1756-0500

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