Table 3 Prevalence of the more common species by region of origin.

Parasites

%

95%CI

%

95%CI

%

95%CI

%

95%CI

%

95%CI

All species

14.7

11.80-18.11

29.1

25.08-34.44

16.5

12.17-21.85

21.3

16.32-27.01

29.7

25.51-34.15

Helminths

6.9

4.87-9.44

19.1

15.75-22.95

11.2

7.66-15.98

14.3

10.20-19.35

23.7

19.91-27.98

Hookworms

2

1.04-3.63

10.5

7.90-13.61

6

3.54-9.77

7.2

4.51-11.37

17.8

14.40-21.73

T. trichiura

2

1.04-3.63

3.2

1.88-5.19

3.2

1.54-6.35

5.7

3.30-9.42

1.7

0.83-3.43

A. lumbricoides

2

1.04-3.63

2.3

1.23-4.09

1.6

0.56-4.25

1.8

0.66-4.58

2.5

1.40-4.50

All Protozoa

7.8

5.73-10.61

11.8

9.13-15.11

6.4

3.89-10.33

7.2

4.51-11.37

9.7

7.23-12.93

B. hominis

3.4

2.11-5.41

5

3.33-7.38

2.5

1.11-5.48

2

0.79-4.9

3

1.69-5.01

Non-pathogenic

Amoebae

2.9

1.72-4.82

6.4

4.42-8.99

2.3

0.96-5.19

2.5

1.08-5.47

3

1.69-5.01

G. duodenalis

2

1.04-3.63

3.2

1.88-5.19

1.4

0.43-3.91

2

0.79-4.90

3.4

2.02-5.52