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Table 2 Weighted prevalence of intestinal helminth infections detected in stool samples using formalin-ethyl acetate concentration technique among Lao adults stratified by gender, age group, living area, and region

From: Intestinal helminth infections and associated risk factors among adults in the Lao People’s Democratic Republic

Variables

Numbers

Hookworm

Opisthorchis viverrini-like infection

Strongyloides stercoralis

Taenia spp.

Ascaris lumbricoides

Trichuris trichiura

Prevalence (%)

95% CI

Prevalence (%)

95% CI

Prevalence (%)

95% CI

Prevalence (%)

95% CI

Prevalence (%)

95% CI

Prevalence (%)

95% CI

Total

2800

21.6

20.9–22.2

18.8

18.2–19.4

4.8

4.4–5.1

3.3

3.1–3.6

2.3

2.1–2.4

1.5

1.3–1.7

Sex

 Female

1546

20.4

19.5–21.3

18.7

17.8–19.6

3.0

2.7–3.4

2.3

2.0–2.6

2.7

2.4–2.9

1.3

1.3–1.7

 Male

1254

23.2

22.1–24.2

18.9

17.9–19.9

7.1

6.5–7.8

4.8

4.3–5.3

1.8

1.5–2.0

1.7

1.4–1.6

Age group

 18–29

459

25.6

23.6–27.8

16.8

14.8–18.9

3.4

2.6–4.3

3.8

3.0–4.8

4.8

4.2–5.6

2.1

1.2–3.5

 30–44

990

23.3

22.1–24.5

17.3

16.2–18.4

3.4

3.0–3.8

3.5

3.1–4.0

2.3

2.0–2.7

1.5

1.3–1.8

 45–59

927

18.2

17.2–19.2

21.5

20.1–22.3

6.0

5.4–6.7

3.0

2.6–3.5

1.3

1.2–1.5

1.3

1.1–1.7

 60–69

275

23.0

20.7–25.6

17.6

15.7–19.7

8.5

6.9–10.5

2.4

1.5–3.8

2.6

2.4–2.8

0.9

0.7–1.3

 70 + 

149

17.3

15.6–19.1

21.2

19.0–24.4

3.4

2.6–4.3

4.5

3.8–5.4

0.5

0.3–0.7

1.3

0.7–2.4

Ethnicity

 Lao-Tai

1,828

18.5

17.8–19.3

21.8

21.1–22.6

3.8

3.3–4.3

3.1

2.8–3.5

1.1

1.0–1.3

0.7

0.5–1.0

 Minorities

972

31.3

30.2–32.4

9.0

8.3–9.7

5.1

4.7–5.5

4.0

3.5–4.5

5.9

5.5–6.4

3.9

3.6–4.2

Living area

 Urban

986

16.0

15.1–16.9

13.2

12.3–14.1

3.6

3.1–4.1

2.9

2.5–3.4

1.3

1.1–1.6

1.2

0.9–1.5

 Rural

1814

27.9

27.1–28.7

25.1

24.3–25.9

6.1

5.6–6.6

3.8

3.5–4.2

3.3

3.1–3.6

1.8

1.6–2.0

Region

 North

887

26.3

25.4–27.3

3.1

2.7–3.6

3.4

3.1–3.9

4.2

3.7–4.7

7.3

6.8–7.9

3.1

2.8–3.4

 Central

1331

20.3

19.4–21.2

21.3

20.4–22.2

4.5

4.0–5.0

3.2

2.8–3.6

0.9

0.7–1.1

1.2

0.9–1.6

 South

582

20.5

19.5–21.5

28.8

27.7–29.8

4.8

4.4–5.1

2.8

2.4–3.3

1.3

1.2–1.4

0.5

0.3–0.9

  1. CI confidence interval