Types of adverse events identified by the Wisconsin Medical Injury Prevention Program screening criteria in 125 patients ≥65 years of age admitted to acute care in a tertiary hospital from the emergency department in an 8-month period
| Type of adverse event | No (% of 125) |
| Procedure-related (n=59) | |
| Infection following procedure | 11 (8.8) |
| Haematoma, haemorrhage | 9 (7.2) |
| Complication of amputation or other removal of organ | 8 (6.4) |
| Accidental puncture, laceration | 5 (4.0) |
| Circulatory system complication | 4 (3.2) |
| Gastrointestinal complication | 4 (3.2) |
| Other complication of surgical procedure | 4 (3.2) |
| Other complication of medical procedure | 3 (2.4) |
| Other not elsewhere classified | 11 (8.8) |
| Related to devices, implants and grafts (n=39) | |
| Cardiac | 15 (12.0) |
| Orthopaedic | 12 (9.6) |
| Genitourinary | 6 (4.8) |
| Other | 6 (4.8) |
| Medication related (n=26) | |
| Cardiovascular drugs | 7 (5.6) |
| Non-narcotic analgesics and antipyretics | 6 (4.8) |
| Sedatives, hypnotics | 3 (2.4) |
| Antibiotics | 3 (2.4) |
| Other | 7 (5.6) |
| Radiation related (n=1) | 1 (0.8) |