Location of misplaced drains
| Number of cases | Number of deaths | Per cent fatal | |
| Liver | 10 | 1 | 10% |
| Intraperitoneal space | 6 | 0 | – |
| Spleen | 5 | 1 | 20% |
| Heart | 5 | 3 | 60% |
| Subclavian vessels | 2 | 1 | 50% |
| Colon | 1 | 0 | – |
| Inferior vena cava | 1 | 1 | 100% |
| Oesophagus | 1 | 0 | – |
| Drain inserted into wrong side | 6 | 2 | 33% |
| Total | 37 | 9 | 24% |