Skip to main content

Table 4 Diagnostic performance between schistosomiasis rapid diagnostic tests and microscopy

From: Burden and factors associated with schistosomiasis and soil-transmitted helminth infections among school-age children in Huambo, Uige and Zaire provinces, Angola

 

RDT (trace positive)

RDT (trace negative)

Detected

Not detected

Agreement

Kappa statistica

P-value

Detected

Not detected

Agreement

Kappa statistica

P-value

S. mansoni

          

 Kato-Katz

          

  Detected

155

29

88.6%

0.38

 < 0.001

150

34

94.5%

0.57

 < 0.001

  Not detected

387

3078

   

167

3298

   

S. haematobium

          

 Urine filtration

          

  Detected

181

52

91.6%

0.51

 < 0.001

157

76

93.0%

0.53

 < 0.001

  Not detected

236

2976

   

164

3048

   
  1. aKappa agreement classification: ≤ 0.20 = poor; 0.21–0.40 = fair; 0.41–0.60 = moderate; 0.61–0.80 = good; 0.81–1.00 = very good
  2. RDT rapid diagnostic test