Indicator | Total | Level 1 | Level 2 | p |
The number of patients (%); mean | 12,155 (100) 379.84 ± 317.6 | 3293 (27.1) 553.88 ± 365.4 | 8862 (72.9) 205.81 ± 101.6 | 0.001 |
LOS in ICU; (days) | 16.8 [1.64 - 52.08] | 16.8 [4.25 - 43.26] | 16.8 [1.64 - 52.08] | 0.638 |
ICU re-admission rate within 48 h of ICU discharge (%) | 4.55 [1.97 - 5.78] | 4.52 [1.97 - 5.65] | 4.59 [2.16 - 5.78] | 0.745 |
Patients admitted from ED and/or discharged home from ICU; % | 15.9 ± 7.9 | 18.9 ± 8.4 | 12.9 ± 6.3 | 0.030 |
Patients transferred between ICUs and other departments; % | 84.1 ± 7.9 | 81.1 ± 8.4 | 87.1 ± 6.3 | 0.030 |
surgery; % | 44.6 ± 25.8 | 35.5 ± 25.4 | 53.6 ± 23.6 | 0.045 |
internal diseases; % | 14.7 ± 12.7 | 19.6 ± 13.7 | 9.9 ± 9.9 | 0.029 |
other, % | 24.8 ± 16.6 | 26.1 ± 20.3 | 23.6 ± 23.3 | 0.677 |
Comorbidity rate: |
|
|
|
|
very low; % | 7.9 ± 5.0 | 7.1 ± 5.0 | 8.7 ± 4.9 | 0.362 |
low; % | 21.9 ± 9.9 | 18.2 ± 8.1 | 25.6 ± 10.4 | 0.032 |
medium; % | 39.4 ± 8.0 | 40.1 ± 9.3 | 38.7 ± 6.6 | 0.614 |
high; % | 26.7 ± 10.7 | 30.6 ± 10.7 | 22.8 ± 9.4 | 0.037 |
very high; % | 5.0 ± 4.1 | 5.8 ± 4.6 | 4.2 ± 3.4 | 0.249 |
Standardized mortality ratio (SMR) | 0.68 [0.41 - 1.08] | 0.71 [0.54 - 0.96] | 0.64 [0.41 - 1.08] | 0.066 |
On mechanical ventilation; % | 78.3 ± 9.6 | 78.7 ± 10.6 | 77.9 ± 8.7 | 0.819 |
The rate of unexpected endotracheal extubations (%) | 4.4 [2.35 - 6.27] | 4.2 [2.27 - 5.46] | 4.4 [2.35 - 6.27] | 0.111 |
Rate of central venous catheter-related bloodstream infections (%) | 5.72 [1.25 - 9.26] | 5.84 [1.75 - 9.26] | 5.63 [1.25 - 8.79] | 0.603 |
Day-beds with TISS-28: <27; % | 12.7 ± 8.5 | 9.4 ± 7.1 | 16.1 ± 8.6 | 0.024 |
Day-beds, TISS-28: 28 - 40; % | 63.9 ± 10.2 | 64.6 ± 11.5 | 63.5 ± 9.0 | 0.812 |
Day-beds, TISS-28: >40; % | 23.3 ± 16.1 | 26.2 ± 17.1 | 20.5 ± 15.1 | 0.318 |
ICU re-admissions within 30 days; %, range | 14.4 [5.10 - 25.50] | 14.4 [5.10 - 23.90] | 14.4 [5.90 - 25.50] | 0.680 |
Infections; % | 37.4 ± 6.4 | 36.8 ± 6.3 | 38.0 ± 6.4 | 0.372 |
Deaths; % | 29.7 ± 10.0 | 34.8 ± 9.6 | 24.5 ± 7.6 | 0.004 |
Deaths with TISS-28 < 30; % | 23.5 ± 16.6 | 31.4 ± 17.7 | 16.2 ± 12.0 | 0.009 |