| Type of event | Number | Category of harm | ||||
| E | F | G | H | I | ||
| Cardiac | 17 | 10 | 5 | 1 | ||
| Infection | 17 | 3 | 15 | |||
| Pulmonary | 15 | 6 | 8 | |||
| Injury | 11 | 5 | 5 | 1 | ||
| Other | 10 | 4 | 5 | 1 | 1 | |
| Bleeding | 8 | 7 | 2 | |||
| Gastrointestinal | 8 | 7 | 1 | |||
| Neurological | 7 | 3 | 4 | |||
| Anticoagulation | 6 | 4 | 2 | |||
| Fluid | 6 | 5 | ||||
| Narcotic | 6 | 4 | 1 | 1 | ||
| Vascular | 6 | 1 | 5 | |||
| Hypertension | 5 | 4 | 1 | |||
| Hypotension | 4 | 4 | ||||
| Multiple events | 4 | 2 | 1 | 3 | ||
| Nausea/vomiting | 4 | 1 | 3 | |||
| Renal | 3 | 1 | ||||
| Pain | 1 | 1 | ||||