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Table 1 Positivity rate in different age groups revealed by the Kato-Katz technique and the rapid urine test (POC-CCA)

From: Concordance of the point-of-care circulating cathodic antigen test for the diagnosis of intestinal schistosomiasis in a low endemicity area

Age group Total Number Kato-Katz POC-CCA
Number of positives Positivity rate Number of positives Positivity rate
≤ 10 70 0 0 10 14.3%
11–20 82 6 7.3% 6 7.3%
21–30 54 7 13.0% 5 9.2%
31–40 53 8 15.1% 5 9.4%
41–50 48 6 12.5% 22 45.8%
51–60 25 2 8.0% 16 64.0%
61–70 22 4 18.2% 16 72.7%
< 70 18 2 11.1% 9 50.0%
  1. POC-CCA point-of-care circulating cathodic antigen