Practice Before intervention After intervention
  n % n %
Hand washing before eating food        
Every time 130 75.6 84 48.8
Sometimes 42 24.4 88 51.2
Hand washing with soap before eating food           
Always 20 11.6  11  6.4
Sometimes 75 43.6 120 69.8
Not at all 77 44.8  41 23.8
Hand washing after using toilet        
Always 74 43.0 70 40.7
Sometimes 69 40.1 79 45.9
Not at all 29 16.9 23 13.4
Hand washing with soap after toilet        
Always washes hands with soap 24 14.0 17 9.9
Sometimes washes hands with soap 29 16.9 59 34.3
Do not wash hands with soap after toilet 90 52.3 81 47.1
Do not wash hands after toilet 29 16.9 15 8.7
Swimming in the river/ dam        
Yes 92 53.5 43 25.0
No 80 46.5 129 75.0
Participants’ frequency of swimming        
Does not swim in the river/pond 80 46.5 116 67.4
Once/twice per week 50 29.1 15 8.7
Every other day 18 10.5 15 8.7
Once/twice per month 9 5.2 16 9.3
Everyday 8 4.7 2 1.2
Once every two months 7 4.1 8  4.7
Urinating near the river        
Yes  71 41.3 39 22.7
No 101 58.7 133 70.3
If participants defecate near the river        
Yes  51 29.7 23 13.4
No 121 70.3 149 86.6
Table 5: Participants’ practice in relation to STHs and schistosomiasis transmission before and after school health education