Causes of death among cases and controls
| Cause of death | Cases (n = 60) | Controls (n = 10) |
|---|---|---|
| *Prostate (three), stomach (one), unknown (one); †septicaemia after gangrene heel (one), gastrointestinal (GI) obstruction (one), gastric ulcer (one), pseudomembranous colitis (one); ‡small bowel ischaemia (two), GI bleed (one), Parkinson’s disease (one), carbon monoxide poisoning (one); §respiratory arrest due to chronic obstructive airways disease (one), spinal cord compression (one), ruptured abdominal aortic aneurysm (one). | ||
| Bronchopneumonia | 21 | 4 |
| Heart failure | 9 | 0 |
| Ischaemic heart disease | 8 | 1 |
| Pulmonary embolism | 2 | 0 |
| Cerebrovascular accident | 4 | 0 |
| Malignancy | 5* | 1 |
| Old age/dementia | 2 | 1 |
| Infections | 4† | 0 |
| Others | 5‡ | 3§ |