Outcomes measured by direct observation in included studies
| Outcome | No. of studies (% of all studies)* |
|---|---|
| Interruption rates overall | 9 (90) |
| Interruption rates by source | 5 (50) |
| Interruption rates by medication administration stage | 3 (30) |
| Time taken to complete medication administration | 3 (30) |
| Medication administration error rates | 3 (30) |
*Some studies reported multiple outcome indicators.