Frequency and percentages of classified patient safety incidents (PSIs) by patient-derived safety category
| Category | PSIs (n) | PSIs within category as a percentage of total classified PSIs (n, %) | PSIs as a percentage of patient incident reports within category (%) | PSIs as a percentage of the total number of patient incident reports (%) |
| Communication | 54 | 13 | 21.5 | 4.7 |
| Staff issues | 65 | 16 | 42.5 | 5.6 |
| Environment | 8 | 2 | 5.7 | 0.7 |
| Compassion/dignity/privacy/respect | 34 | 8 | 25.2 | 2.9 |
| Medication issues | 95 | 23 | 83.3 | 8.2 |
| Delay | 23 | 6 | 22.5 | 2.0 |
| Staff training | 31 | 8 | 49.2 | 2.7 |
| Food and drink/nutrition | 12 | 3 | 22.2 | 1.0 |
| Ward management | 25 | 6 | 56.8 | 2.2 |
| Equipment and systems failure | 18 | 4 | 56.3 | 1.6 |
| Infection risk | 17 | 4 | 63.0 | 1.5 |
| Health and safety | 18 | 4 | 66.7 | 1.6 |
| Repeat procedure/complication | 6 | 2 | 54.5 | 0.5 |
| Not a concern | 0 | 0 | 0 | 0 |