| 30-day complication | Patients n |
| Respiratory failure without hypercapnia | 81 |
| Respiratory acidosis | 11 |
| MV | 8 |
| ICU admission | 7 |
| Nosocomial pneumonia | 1 |
| Pleural effusion | 30 |
| Empyema | 2 |
| Pneumothorax | 2 |
| Death | 13 |
| Left cardiac failure | 37 |
| New hyperglycaemia/diabetes mellitus decompensation | 31 |
| Acute renal failure | 13 |
| Tract urinary infection | 15 |
| Tachyarrythmias | 12 |
| Septic shock | 11 |
| Confusional syndrome | 12 |
| Acute gastroenteritis | 7 |
| Coronary acute syndrome | 4 |
| Cardiogenic shock | 1 |
| Cerebellum infarction | 1 |
| Complete AV blockade | 1 |
| Pericardial effusion | 1 |
| Endocarditis | 1 |
| Hypertensive crisis | 1 |
| LLE cellulitis | 1 |
| Coagulopathy | 1 |
| Fournier gangrene | 1 |
| Haemoptysis (oral anticoagulants) | 1 |
| Right arterial iliofemoral obstruction | 1 |
| Right psoas haematoma | 1 |
| Rectorrhagia | 1 |
| Total complications | 310 |
Numbers of patients who suffered each type of complication of a total of 146 patients with complications are shown. MV: mechanical ventilation; ICU: intensive care unit; AV: atrioventricular; LLE: left lower extremity.