Number of person living in house (N = 132)

S1 (N = 80)

S2 (N = 52)

P

≤3 (N = 80)

66

12

<0.001

= 3 (N = 52)

46

6

Number of brother/sister (N = 132)

≤3

22 (27.5)

44 (84.6)

<0.001

>4

58

8

Drinking water (N = 132)

Treated

6

46

<0.001

Untreated

66

6

Washbasin in toilet (N = 132)

Yes

28 (35)

52 (100)

<0.001

Hygienic habits

Washing hands (N = 132)

Only water

57 (71.2)

19 (36.5)

<0.001

With soap and water

23 (29.8)

33 (63.5)