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Table 6 Prevalence and 95% confidence intervals (in parentheses) of the enteric helminth species identified in stool samples from the investigated population (n = 766) by conventional microscopy, 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

Variable N Ascaris lumbricoides Trichuris trichiura Ancylostomatidae Strongyloides spp. Enterobius vermicularis
Community
 Ilha do Mela 46 0 (0.0–6.3) 0 (0.0–6.3) 2.2 (0.1–10.3) 0 (0.0–6.3) 0 (0.0–6.3)
 Ilha do Teixeiraa 58 0 (0.0–5.0) 0 (0.0–5.0) 0 (0.0–5.0) 1.7 (0.1–8.2) 0 (0.0–5.0)
 Ilha do Amparoa 90 0 (0.0–3.3) 7.82** (3.5–14.8) 6.74** (2.7–13.4) 1.1 (0.1–5.4) 0 (0.0–3.3)
 Jardim Esperançab 221 6.3 (3.7–10.2) 0.91**, 2**, 3** (0.2–3.0) 0.54** (0.0–2.2) 0 (0.0–1.3) 0.5 (0.0–2.2)
 Ilha dos Valadaresb 286 7.7 (5–11.2) 7.03** (4.4–10.4) 0 (0.0–1.0) 0 (0.0–1.0) 0.7 (0.1–2.3)
 Ponta do Cajub 65 3.1 (0.5–9.8) 9.21** (3.8–18.2) 0 (0.0–4.5) 0 (0.0–4.5) 0 (0.0–4.5)
Gender
 Male 382 6.0 (3.9–8.8) 6.0 (3.9–8.8) 1.6 (0.6–3.2) 0.5 (0.1–1.7) 0.7 (0.1–2.3)
 Female 384 3.9 (2.3–6.2) 3.1 (1.7–5.3) 0.5 (0.1–1.7) 0 (0.0–0.8) 0.4 (0.0–1.7)
Age group (years)
 0–4 66 3.0 (0.5–9.7) 1.5 (0.1–7.2) 0 (0.0–4.4) 0 (0.0–4.4) 0 (0.0–4.4)
 5–9 412 5.8 (3.9–8.4) 5.6 (3.7–8.1) 0.2 (0.0–1.2)5**, 6* 0 (0.0–0.7) 0.7 (0.2–2.0)
 10–14 146 8.2 (4.5–13.6) 6.2 (3.0–11.0) 1.4 (0.2–4.5) 0 (0.0–2.0) 0 (0.0–2.0)
 15–34 52 0 (0.0–6.0) 0 (0.0–6.0) 5.85** (1.5–14.9) 0 (0.0–6.0) 0 (0.0–5.6)
 > 34 90 0 (0.0–3.2) 2.2 (0.4–7.1) 2.26* (0.4–7.1) 2.2 (0.4–7.1) 0 (0.0–3.3)
Total 766 5.0 (3.6–6.7) 4.6 (3.3–6.2) 1.0 (0.5–2) 0.3 (0.0–0.9) 0.4 (0.1–1.1)
  1. Abbreviation: N number of samples
  2. *P < 0.05, **P < 0.01: Statistically significant relationships between two given data for a specific variable were identified with superscript (1 to 6) numbers
  3. aInsular or poorly accessible settings
  4. bUrban or peri-urban settings