From: Readmission to a surgical intensive care unit: incidence, outcome and risk factors
 | Readmission episodes (n = 476) | Initial admission (n = 381) | First readmission (n = 381) | Second readmission (n = 67) | Third or more readmission (n = 28) |
---|---|---|---|---|---|
Primary diagnosis | Â | Â | Â | Â | Â |
âââPlanned postoperative | 223 (46.8) | 273 (71.7) | 185 (48.6)$ | 27 (40.3)$ | 11 (39.3)$ |
âââUnplanned admissions* | 253 (53.2) | 108 (28.3) | 196 (51.4)$ | 40 (59.7)$ | 17 (60.7)$ |
Cardiovascular | 68 (14.3) | 32 (8.4) | 57 (15) | 9 (13.4) | 2 (7.1) |
Trauma | - | 17 (4.5) | - | - | - |
Neurological | 29 (6.1) | 16 (4.2) | 26 (6.8) | 1 (1.5) | 2 (7.1) |
Gastrointestinal | 40 (8.4) | 15 (3.9) | 28 (7.3) | 9 (13.4) | 3 (10.7) |
Respiratory | 62 (13.0) | 7 (1.8) | 46 (12.1) | 13 (19.4) | 3 (10.7) |
Others | 54 (11.3) | 21 (5.5) | 39 (10.2) | 8 (12.0) | 7 (25.1) |
Surgery on the day of admission | 280 (58.8) | 299 (87.5) | 229 (60.1)$ | 34 (50.7)$ | 17 (60.7)$ |
âââCardiac surgery | 86 (18.1) | 128 (33.6) | 72 (18.9) | 10 (14.9) | 4 (14.3) |
âââGastrointestinal | 86 (18.1) | 78 (20.5) | 59 (15.5) | 15 (22.4) | 12 (42.9)$ |
âââNeurosurgery | 59 (12.4) | 54 (14.2) | 55 (14.4) | 4 (6.0) | - |
âââTrauma | - | 20 (5.2) | - | - | - |
âââThoracic surgery | 37 (7.8) | 18 (4.7) | 28 (7.3) | 7 (10.4) | 2 (7.1) |
âââOthers** | 22 (4.6) | 7 (1.8) | 21 (5.6) | 1 (1.5) | - |
Admission scores, mean ± SD |  |  |  |  |  |
âââSAPS II score | - | 37.1 ± 16.4 | 37.7 ± 17.2 | 42.3 ± 19.2$ | 40.6 ± 21.2$ |
âââSOFA score | - | 5.7 ± 3.5 | 5.0 ± 3.6 | 5.6 ± 4.3 | 5.7 ± 3.4 |
âââTISS-28 score | - | 42.1 ± 11.3 | 38.4 ± 11.4 | 40.4 ± 13.9$ | 38 ± 14.4$ |
SOFAmax | - | 6.1 ± 3.8 | 5.6 ± 4.3$ | 6.3 ± 4.7$ | 6.4 ± 4$ |
Mechanical ventilation | Â | Â | Â | Â | Â |
âââOn ICU admission (%) | 193 (43.4) | 184 (50.8) | 150 (42) | 30 (49.2) | 13 (48.1) |
âââAt any time in the ICU | 240 (53.9) | 206 (54.1) | 187 (52.4) | 38 (62.3) | 15 (53.6) |
âââDuration, median and range (days) | 2 (1 to 5) | 2 (1 to 4) | 2 (1 to 4) | 5 (1 to 10) | 2 (1 to 5) |
Sepsis during ICU stay (%) | 66 (13.9) | 54 (14.2) | 51 (13.4) | 12 (17.9) | 3 (10.7) |
ICU LOS, median and range (days) | - | 2 (1 to 4) | 2 (1 to 4) | 2 (1 to 10) | 3 (1 to 8)$ |
ICU mortality rate (%) | - | - | 29 (7.6) | 4 (6) | 6 (21.4)$ |
Hospital mortality rate (%) | - | 65 (17.1) | 65 (17.1) | 16 (13.9) | 13 (46.4)$ |