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Observed rates of parenteral medication errors
| No of errors | Events/100 patient days* (95% CI) | |
|---|---|---|
| Total | 861 | 74.5 (69.5 to 79.4) |
| Wrong time | 386 | 33.4 (30.1 to 36.7) |
| Missed medication | 259 | 22.4 (19.7 to 25.1) |
| Wrong dose | 118 | 10.2 (8.4 to 12.0) |
| Wrong drug | 61 | 5.3 (4.0 to 6.6) |
| Wrong route | 37 | 3.2 (2.2 to 4.2) |
*Patient days calculated as total time (hours) of observation for all patients divided by 24.
