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Table 2 Comparison of the number of samples positive for intestinal protozoan parasites as detected by faecal cyst counts using microscopy (coproscopy) and by RT-PCR (n = 735 for all species)

From: Coproscopy and molecular screening for detection of intestinal protozoa

Species

Positive

Negative

Positive

Positive

COP

PCR

Both methods

Both methods

PCR/Negative COP

COP/Negative PCR

Entamoeba histolytica

9

12

2

716

10

7

Giardia duodenalis

21

105

12

621

93

9

Blastocystis hominis

56

479

48

248

431

8

Dientamoeba fragilis

na

187

na

na

na

na

  1. Abbreviations: COP coproscopy; na not applicable