Determinants | OR * | 95% CI | AF** | % exposure among controls | |
---|---|---|---|---|---|
Agricultural activities | Â | Â | Â | Â | |
 | Yes versus No | 1.1 | 0.6-2.0 | 0.04 | 75 |
Source of drink water (versus tap water) | Â | Â | |||
 | Rainwater | 5.4 | 2.4-12.1 | 0.77 | 78 |
 | Tube well water | 2.2 | 0.4-12.4 | 0.03 | 3 |
Contact with person with diarrhoea | Â | Â | Â | Â | |
 | Yes versus No | 3.7 | 1.4-10.3 | 0.08 | 3 |
Composting of human excreta in the household | Â | Â | |||
 | ≤ 3 months versus > 3 months | 2.4 | 1.4-4.3 | 0.51 | 72 |
Handling human excreta in field work | Â | Â | Â | Â | |
 | Yes versus No | 5.4 | 1.4-21.1 | 0.07 | 2 |
Use of animal excreta as fertiliser in the fields | Â | Â | |||
 | Yes versus No | 1.6 | 1.0-2.6 | 0.16 | 32 |
Handling animal excreta in field work | Â | Â | Â | Â | |
 | Yes versus No | 3.3 | 1.8-6.0 | 0.36 | 25 |
Use of Nhue River water to irrigate fields | Â | Â | Â | Â | |
 | Yes versus No | 1.0 | 0.4-2.5 | 0.00 | 90 |
Direct contact with Nhue River water during field work | Â | Â | |||
 | Yes versus No | 2.4 | 1.2-4.7 | 0.27 | 26 |
Close contact with local pond water | Â | Â | Â | Â | |
 | Yes versus No | 2.3 | 1.2-4.3 | 0.14 | 13 |
No use of protective measures at work | Â | Â | Â | Â | |
 | Yes versus No | 6.9 | 3.5-13.9 | 0.78 | 61 |
Eating raw vegetables the day before | Â | Â | Â | Â | |
 | Yes versus No | 2.4 | 1.2-4.6 | 0.12 | 10 |
Eating leftover foods from day before | Â | Â | Â | Â | |
 | Yes versus No | 1.1 | 0.7-1.8 | 0.06 | 45 |
Handwashing with soap in general (versus frequently) | Â | Â | |||
 | Sometime | 2.5 | 1.3-4.9 | 0.27 | 25 |
 | Never or rarely | 3.3 | 1.8-6.3 | 0.51 | 45 |