Parameters | Pre-IMC period | IMC period | P-value |
---|---|---|---|
(No. and % of total ICU population) | N = 548 | N = 479 | |
1. Utilization of ICU | |||
ICU length of stay (mean, ±SD) | 7.5 (14.5) | 7.7 (12.4) | 0.74** |
IMC length of stay (mean, ±SD) | - | 3.4 (4.5) | |
Mechanical ventilation (% days) | 71.9% | 90.6% | < 0.001** |
TISS-28 during ICU stay (mean, ±SD) | 26.4 (8.7) | 29 (9.5) | < 0.001** |
TISS-28 on discharge day (mean, ±SD) | 23.9 (9.2) | 26.0 (10.1) | < 0.001** |
TISS-28 on discharge day < 20 | 37.1% | 28.1% | 0.002** |
2. Inappropriate bed use | |||
Inappropriate ICU use | |||
a. Active-Non active treatment | |||
Patients | 69 (11.9%) | 7 (1.3%) | < 0.01* |
Days | 265 (3.2%) | 19 (0.01%) | |
b. TISS-28 < 20 | |||
Days | 764 (18.7%) | 357 (9.7%) | <0.01* |
Inappropriate cardiac ICU use | |||
Patients | 27 (4.9%) | 17 (1.3%) | 0.25* |
Days | 107 (2.5%) | 50 (1.4%) | |
Inappropriate PACU use | |||
Patients | 19 (3.2%) | 8 (1.5%) | 0.02* |
IMC patients in general ward | |||
Patients | 123 (21.1%) | 64 (12.2%) | < 0.01* |
Days | 267 (6.1%) | 153 (4.3%) | |
3. Accessibility of the ICU refused ICU admissions | |||
Total number of patients | 110 (20%) | 77 (16%) | 0.13* |
Of whom real ICU indication | 58 (10.6%) | 37 (7.7%) | 0.12* |
4. Clinical outcome readmissions (total) | |||
31 (5.2%) | 38 (7.9%) | 0.15* | |
Readmissions from general ward | 31 (5.2%) | 24 (4.6%) | 0.56* |
Of which readmission <48 h. | 7 (1.2%) | 3 (0.6%) | 0.27* |
Readmission from IMC | - | 14 (2.7%) | - |
Mortality at ICU | 91 (16,6%) | 108 (22.5%) | 0.02* |
Mortality on general ward | 24 (4.4%) | 20 (4.2%) | 0.80* |