Table 4.
Outcomes.
| Without AD | Classical AD | Other AD | Miscellaneous AD | p-Value | |
|---|---|---|---|---|---|
| Length of stay (days) mean ± SD | 11.2 ± 10.0 | 12.2 ± 10.7 | 11.4 ± 13.2 | 12.3 ± 8.0 | 0.502 |
| NIMV n (%) | 666 (4.9) | 15 (7.4) | 2 (1.5) | 1 (4.8) | 0.118 |
| IMV n (%) | 882 (6.5) | 13 (6.4) | 6 (4.5) | 2 (9.5) | 0.753 |
| ICU admission n (%) | 1108 (8.2) | 23 (11.1) | 7 (5.2) | 2 (9.5) | 0.264 |
| Complications during admission n (%) | 6246 (46.0) | 118 (57.0) | 70 (52.2) | 10 (47.6) | 0.008 |
| Bacterial pneumonia n (%) | 1460 (10.8) | 34 (16.4) | 20 (14.9) | 1 (4.8) | 0.022 |
| ARDS n (%) | 4414 (32.8) | 84 (40.6) | 48 (35.8) | 7 (33.3) | 0.019 |
| Heart failure n (%) | 765 (5.7) | 23 (11.1) | 10 (7.5) | 0 (0.0) | 0.004 |
| Arrhythmia n (%) | 523 (3.9) | 18 (8.7) | 7 (5.2) | 1 (4.8) | 0.005 |
| Myocardial infarction n (%) | 108 (0.8) | 3 (1.4) | 2 (1.5) | 0 (0.0) | 0.572 |
| Myocarditis n (%) | 118 (0.9) | 4 (1.9) | 2 (1.5) | 0 (0.0) | 0.346 |
| Seizures n (%) | 80 (0.6) | 3 (1.5) | 0 (0.0) | 0 (0.0) | 0.326 |
| Stroke n (%) | |||||
|
81 (0.6) 11 (0.1) |
0 (0.0) 0 (0.0) |
3 (2.2) 0 (0.0) |
0 (0.0) 0 (0.0) |
0.267 |
| Shock n (%) | 602 (4.5) | 13 (6.3) | 9 (6.7) | 0 (0.0) | 0.253 |
| Acute kidney failure n (%) | 1872 (13.9) | 42 (20.3) | 20 (14.9) | 5 (23.8) | 0.032 |
| Sepsis n (%) | 822 (6.1) | 18 (8.7) | 14 (10.4) | 1 (4.8) | 0.081 |
| DIC n (%) | 148 (1.1) | 4 (1.9) | 2 (1.5) | 0 (0.0) | 0.636 |
| Thromboembolic disease n (%) | |||||
|
66 (0.5) 195 (1.4) 15 (0.1) |
2 (1.0) 6 (2.9) 0 (0.0) |
1 (0.7) 2 (1.5) 0 (0.0) |
0 (0.0) 1 (4.8) 0 (0.0) |
<0.001 |
| Multiorgan failure n (%) | 831 (6.2) | 22 (10.6) | 10 (7.5) | 0 (0.0) | 0.033 |
| Peripheral arteriopathy n (%) | 72 (0.5) | 0 (0.0) | 1 (0.7) | 0 (0.0) | 0.718 |
| Readmission n (%) | 496 (3.8) | 11 (5.5) | 5 (3.8) | 0 (0.0) | 0.495 |
| Related to COVID-19 n (%) | 205 (41.5) | 7 (63.6) | 0 (0.0) | 0 (0.0) | 0.056 |
| Death n (%) | 2968 (22.2) | 64 (30.9) | 49 (36.6) | 2 (9.5) | <0.001 |
| Composite outcome n (%) | 3790 (27.9) | 80 (38.6) | 52 (38.8) | 4 (19.0) | <0.001 |
AD: autoimmune disease; ARDS: acute respiratory distress syndrome; DIC: disseminated intravascular coagulopathy; DVT: deep venous thrombosis; ICU: intensive care unit; IMV: invasive mechanical ventilation; NIMV: non-invasive mechanical ventilation; PE: pulmonary embolism.