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Table 3 POC-CCA test in urine: Performance in diagnosing Schistosoma mekongi in three provinces in Lao PDR (n = 1095)

From: Cross-reaction of POC-CCA urine test for detection of Schistosoma mekongi in Lao PDR: a cross-sectional study

Indicators Champasack, n = 366
 % (n)
Savannakhet, n = 36
% (n)
Luang Prabang, n = 360
% (n)
Total, n = 1059
% (n)
POC-CCA analysis
 Positive 11.5 (42) 6.0 (22) 2.5 (9) 6.7 (73)
 Trace 27.6 (101) 8.7 (32) 5.3 (19) 13.9 (152)
 Negative 60.9 (223) 85.4 (315) 92.2 (332) 79.5 (870)
Trace considered as negative
 Positive 11.5 (42) 6.0 (22) 2.5 (9) 6.7 (73)
 Negative 88.5 (324) 94.0 (347) 97.5 (351) 93.3 (1022)
Trace considered as positive
 Positive 39.1 (143) 14.6 (54) 7.8 (28) 20.5 (225)
 Negative 60.9 (223) 85.4 (315) 92.2 (332) 79.5 (870)
  1. POC-CCA Point-of-care circulating cathodic Schistosoma mansoni antigen Lao, PDR Lao People’s Democratic Republic