Variable

Total samples (N)

Positive samples (n)

Percentage

(%)

95% CI

Symptomatic

No

815

231

28.3

24.8 - 32.2

Yes

788

198

25.1

21.7 - 28.8

Clinical symptom

Constipation

12

4

33.3

9.1 - 85.3

Acute diarrhea

142

29

20.4

13.6 - 29.3

Chronic diarrhea (HIV positive)

28

8

28.6

12.3 - 56.3

Chronic diarrhea (HIV negative)

104

17

16.4

9.5 - 26.2

Abdominal pain

251

67

26.7

20.7 - 33.9

Underweight

20

7

35

14.1 - 72.1

Clinical anemia

19

5

26.3

8.5 - 61.4

Cough

14

4

26.5

7.7 - 73.2

Anal pruritus

10

3

30

6.2 - 87.6

Dysenteric syndrome

28

5

17.8

5.8 - 41.7

Fever

78

25

32.1

20.7 - 47.3

Dyspeptic disorders

59

19

32.2

19.4 - 52.3

Urticaria

5

00

----

------

Vomiting

11

3

27.3

5.6 - 79.7

Rectorragia

7

2

28.6

3.4 - 99.9