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Table 1 Frequencies (percentage distribution) of infection status of schstosoma mansoni within categories of explanatory variables

From: Determinants of Schistosoma mansoni in Sanja health center, north West Ethiopia

Variables Category Infection status of S.mansoni
Negative (%) Light (%) Moderate or Heavy (%)
Sex of patients Female 51.1 28.6 23.5
Male 48.9 71.4 76.5
Age of patients 0–19 49.5 61.9 70.6
20–39 36.8 28.6 23.5
> = 40 13.7 9.5 5.9
Marital status of patients Single 63.2 47.6 70.6
Others 36.8 52.4 29.4
Educational level of patients Illiterate 48.7 28.6 47.1
Primary 30.7 47.6 29.4
Secondary & above 20.6 23.8 23.5
Resident of patients Rural 37.9 42.9 23.5
Urban 62.1 57.1 76.5
Knowledge about S. mansoni Yes 24.2 28.6 35.3
No 75.8 71.4 64.7
Source of water River(others) 15.8 38.1 35.3
Pipe 84.2 61.9 64.7
Swimming in the river Yes 15.8 28.6 76.5
No 84.2 71.4 23.5
Frequency of swimming in the river No 83.7 57.1 17.6
1–2 per week 10.5 23.8 29.4
> = 3 times per week 5.8 19.0 52.9
Water contact habits during crossing the river Yes 48.9 66.7 94.1
No 51.1 33.3 5.9
Washing clothes in the river Yes 42.1 90.5 94.1
No 57.9 9.5 5.9
Bathing in the river Yes 46.3 95.2 100
No 53.7 4.8 0.0
Fishing in the river Yes 2.6 4.8 11.8
No 97.4 95.2 88.2
previously treated for S.mansoni Yes 6.8 14.3 11.8
No 93.2 85.7 88.2
Participated in irrigation Yes 1.6 4.8 5.9
No 98.4 95.2 94.1
S. masoni Total 83.3 9.2 7.5