Round 1 | Round 2 | χ2 test | Multivariable logistic regression | ||
---|---|---|---|---|---|
Always n(%) | Always n(%) | p | Adjusted odds ratio (95% CI)a | p | |
Clean the toilet seat with alcohol | 17(5.5) | 32(10.2) | 0.031 | 1.88(1.01,3.51) | 0.047 |
Clean the toilet seat with tissue paper | 141(45.9) | 127(40.4) | 0.168 | 0.83(0.60,1.15) | 0.263 |
Put tissue paper on the toilet seat before using | 103(33.6) | 93(29.6) | 0.292 | 0.87(0.62,1.24) | 0.447 |
Flush with the toilet lid closed | 112(36.7) | 99(31.6) | 0.182 | 0.80(0.57,1.12) | 0.199 |
Wash your hands after using the toilet | 287(92.9) | 275(87.6) | 0.026 | 0.57(0.32,1.00) | 0.048 |
Wash your hands with soap after using the toilet | 132(43.0) | 163(51.9) | 0.026 | 1.52(1.09,2.10) | 0.013 |
Dry your hands with paper towels | 167(54.4) | 170(54.1) | 0.949 | 1.03(0.75,1.43) | 0.845 |
Dry your hands with a hand dryer | 44(14.4) | 72(22.9) | 0.006 | 1.78(1.16,2.71) | 0.008 |