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Table 4 Prevalence of enteric parasites in the recruited population (n = 766) in the present study, Paranaguá, Paraná, Brazil, 2015–2016

From: Prevalence of intestinal parasites, with emphasis on the molecular epidemiology of Giardia duodenalis and Blastocystis sp., in the Paranaguá Bay, Brazil: a community survey

Parasite species N Prevalence (95% CI) (%)
Protozoans 327 42.7 (39.2–46.2)
Entamoeba coli 32 4.2 (2.9–5.8)
Entamoeba hartmanni 31 4.0 (2.8–5.6)
Entamoeba complexa 14 1.8 (1.0–3.0)
Endolimax nana 114 14.9 (12.5–17.5)
Iodamoeba bütschlii 5 0.7 (0.2–1.4)
Giardia duodenalis 84 11.0 (8.9–13.3)
Chilomastix mesnilii 3 0.4 (0.1–1.1)
Retortamonas intestinalis 2 0.3 (0.0–0.9)
Blastocystis sp. 216 28.2 (25.1–31.5)
Helminths 77 10.1 (8.1–12.3)
Enterobius vermicularisb 3 0.4 (0.1–1.1)
Trichuris trichiura 35 4.6 (3.3–6.2)
Ascaris lumbricoides 38 5.0 (3.6–6.7)
 Family Ancylostomatidae 8 1.0 (0.5–2.0)
Strongyloides stercoralis 2 0.3 (0.0–0.9)
Total 353 46.1 (42.6–49.6)
  1. Abbreviations: N number of infected individuals, CI confidence interval
  2. aEntamoeba complex: E. histolytica/E. dispar/E. moshkovskii
  3. bDiagnosis based exclusively on stool sample examination. No “Scotch tape” test was conducted