Number and type of complications on admission and during the hospital stay in groups 1 (successfully treated) and 2 (“late failures”). Note that pneumonia and COPD exacerbations were considered causes of acute respiratory failure necessitating mechanical ventilation
| On admission | During hospital stay | ||||
| Complications | Group 1 (n=106) | Group 2 (n=31) | Group 1 (n=106) |
Group 2 (n=31) | |
| Pneumonia | – | – | 0 | 4 (12.9%)2-150 | |
| Cardiac impairment | 22 (20.7%) | 7 (22.5%) | 8 (6.1%) | 5 (16.1%) | |
| Acute renal failure | 9 (8.4%) | 3 (9.6%) | 1 (0.9%) | 0 | |
| Metabolic complications | 3 (2.8%) | 7 (22.5%)2-151 | 1 (0.9%) | 2 (6.4%) | |
| Gastrointestinal complications | 4 (3.7%) | 1 (3.2%) | 0 | 2 (6.4%) | |
| Pulmonary embolism | 0 | 3 (2.8%) | 1 (3.2%) | ||
| COPD exacerbation | – | – | 0 | 13 (41.9%) | |
| Coma | 8 (7.5%) | 1 (3.2%) | 0 | 3 (9.6%) | |
| Shock | 0 | 1 (3.2%) | 0 | 1 (3.2%) | |
| Sepsis | 1 (0.9%) | 3 (9.6%) | 0 | 1 (3.2%) | |
| DIC | 0 | 1 (3.2%) | 0 | 0 | |