Characteristics of the patient groups before (12 months before moving), during, and after (12 months after moving back) rebuilding
| Before | During | After | ||||
|---|---|---|---|---|---|---|
| VAP, ventilator associated pneumonia; SMR, standardised mortality ratio. | ||||||
| *According to SAPS II criteria. | ||||||
| †Patients >18 years, first admission only. | ||||||
| Months | 12 | 8 | 12 | |||
| Admissions (n) | 411 | 259 | 410 | |||
| Mean age (years) | 48.7 | 51.7 | 49.2 | |||
| Planned surgery (%)* | 9.8 | 9.2 | 13.0 | |||
| Medical admission (%)* | 37.1 | 38.4 | 41.3 | |||
| Acute surgical admission (%)* | 53.1 | 52.4 | 45.7 | |||
| Mean length of stay (days, median) | 4.5 (2.2) | 4.6 (2.2) | 4.5 (2.0) | |||
| Mean ventilator time (days, median) | 3.7 (1.8) | 4.0 (1.8) | 3.9 (1.7) | |||
| VAP | 18.0 % | 15.8% | 15.8% | |||
| SAPS II score (mean)† | 43.1 | 44.1 | 43.7 | |||
| Intensive care unit mortality, n (%) | 68/4111 (6.5) | 50/259 (19.3) | 84/410 (20.5) | |||
| Hospital mortality, n (%) | 96/411 (23.4) | 84/259 (32.4) | 181/410 (28.8) | |||
| Hospital mortality differences, % (95% CI) | ||||||
| Before v during | 9% (2 to 16.1) | |||||
| After v during | 3.6% (−3.5 to 10.8) | |||||
| SMR (95% CI) | 0.75 (0.60 to 0.90) | 1.04 (0.83 to 1.28) | 0.95 (0.77 to 1.13) | |||