Risk factors | Parameters | OR | 95% CI | p-value |
---|---|---|---|---|
Water temperature°C | ≥20°C - ≤45°C | 11.96 | 1.28 - 111.48 | 0.0293 |
<20°C or > 45°C | ||||
Residual free chlorine concentration mg/L | < 0.5 | 12.97 | 1.37 - 123.17 | 0.0256 |
≥ 0.5 | ||||
Potability of water according to regulation | Not potable water | 3.57 | 0.77 - 16.65 | 0.1052 |
Potable water | ||||
No continuous vs. continuous hyperchlorination | No continuous hyperchlorination | 10.30 | 1.06 - 100.05 | 0.0444 |
Continuous hyperchlorination |