Table 2 Acquisition of HAI after enforcement of routine environmental cleaning measures
Variables | baseline period (May–August, 2013) | intervention period (September–December, 2013) | late period (January– April, 2014) | p value |
|---|---|---|---|---|
Admissions to MICU (number) | 200 | 250 | 185 | |
patient-days | 1536 | 1544 | 1544 | 0.972 |
Duration of MICU stay (mean days) | 7.7 | 6.1 | 8.4 | 0.02 |
Monthly occupancy in MICU (%) | 96 | 97.4 | 98.8 | 0.147 |
APACHE II score, mean | 15.4 | 15.8 | 16.8 | 0.278 |
Patients with HAI | 22 | 23 | 14 | 0.51 |
UTI | 6 | 7 | 2 | 0.391 |
Pneumonia | 2 | 2 | 4 | 0.418 |
SSI | 1 | 0 | 0 | N/A |
BSI | 9 | 12 | 7 | 0.875 |
others | 4 | 2 | 1 | 0.329 |
Infection density, ‰ | 14.32 | 14.90 | 9.07 | 0.327 |