| Profile of incidents | Levels | Total | % | ||||||||
| 0 | 1 | 2 | 3a | 3b | 4a | 4b | 5 | Others | |||
| Drug administration | 86 | 207 | 107 | 35 | 4 | 0 | 0 | 0 | 0 | 439 | 26.8 |
| Nursing care | 37 | 72 | 213 | 74 | 3 | 0 | 0 | 0 | 0 | 399 | 24.4 |
| Drain and tube | 4 | 46 | 48 | 157 | 3 | 0 | 0 | 0 | 0 | 258 | 15.8 |
| Medical treatment and care | 6 | 24 | 52 | 50 | 56 | 0 | 1 | 7 | 3 | 199 | 12.1 |
| Medical examination | 39 | 59 | 37 | 1 | 5 | 0 | 0 | 0 | 0 | 141 | 8.6 |
| Medical equipment | 26 | 45 | 16 | 9 | 2 | 0 | 0 | 0 | 1 | 99 | 6.0 |
| Giving instructions | 28 | 28 | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 66 | 4.0 |
| Blood transfusion | 8 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0.7 |
| Unknown | 12 | 9 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 25 | 1.5 |
| Total | 246 | 493 | 483 | 329 | 74 | 0 | 1 | 8 | 4 | 1638 | |
| % | 15.0 | 30.1 | 29.5 | 20.1 | 4.5 | 0.0 | 0.1 | 0.5 | 0.2 | ||