Characteristics of patients admitted to an ICU for SARS-CoV-2
| All patients | Non-IHT patients | IHT patients | P value | |
| Total number (%) | 665 | 532 (80) | 133 (20) | |
| Age, median (IQR) | 64 (55–72) | 64 (55–72) | 65 (57–71) | ns |
| Sex, n (%) | ns | |||
| Men | 479 (72) | 376 (71) | 103 (77.4) | |
| Women | 186 (28) | 156 (29) | 30 (23) | |
| BMI, n (%) | ns | |||
| >30 | 253 (38) | 202 (38) | 51 (38) | |
| <30 | 406 (62) | 324 (61) | 82 (62) | |
| SAPS III, mean±SD | 58 (47–67) | 57 (49–65) | ns | |
| CCI category, n (%) | ns | |||
| 0 | 248 (37) | 197 (37) | 51 (38) | |
| 1 | 250 (38) | 198 (37) | 52 (39) | |
| ≥2 | 167 (25) | 137 (26) | 30 (23) | |
| Invasive ventilation, n (%) | <0.001* | |||
| Yes | 344 (52) | 213 (40) | 131 (98) | |
| No | 321 (48) | 319 (60) | 2 (2) | |
| Limitations on life-sustaining treatments, n (%) | 0.001* | |||
| Yes | 83 (12) | 78 (15) | 5 (4) | |
| No | 582 (88) | 454 (85) | 128 (96) | |
| COVID-19 period, n (%) | ns | |||
| Wave 1 | 265 (40) | 218 (41) | 47 (35) | |
| Waves 2–3 | 400 (60) | 314 (59) | 86 (65) | |
*P<0.05 statistically significant differences.
BMI, body mass index; CCI, Charlson Comorbidity Index score; ICUs, intensive care units; IHT, interhospital transfer; ns, no statistically significant differences; SAPS III, Simplified Acute Physiology Score III.