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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