Variable | 2006 | 2009 | Effect of year (Odds ratio; 95% CI; p-value) | Effect of hospital (p-value) |
---|---|---|---|---|
Handwash-mask composite (i.e., ALWAYS handwashing; ALWAYS mask) | 33% | 58% | 0.32; 0.17–0.60; 0.0003 | 0.0005* |
Handwashing | 37% | 63% | 0.31; 0.17–0.59; 0.0003 | 0.0004** |
Jewelry | 51% | 69% | 0.48; 0.26–0.86; 0.014 | 0.26 |
Mask | 61% | 78% | 0.29; 0.13–0.64; 0.0024 | < 0.0001** |
Gown | 32% | 51% | 0.27; 0.13–0.55; 0.0004 | < 0.0001** |
Cap | 53% | 76% | 0.31; 0.16–0.61; 0.0006 | 0.0011** |