Table 1.
Comparison of voluntarily reported medication incidents and errors per montha and percentage distribution within groupb.
| Variable | Pre-transition (Mar-18 to Jan-21) N per montha (%2) | Transition period (Feb-21) N per monthb (%2) | Post-transition (Mar-21 to Jan-22) N per montha (%2) | p-value (pre- vs. post- transition)c |
|---|---|---|---|---|
| SAC level of incident | 0.327 | |||
| 4 – no harm or near miss | 5.2 (48) | 13 (68) | 3.8 (55) | – |
| 3 – minimal harm | 5.7 (52) | 5 (26) | 3.1 (45) | – |
| 2 – temporary harm | 0 (0) | 1 (5) | 0 (0) | – |
| 1 – permanent harm | 0 (0) | 0 (0) | 0 (0) | – |
| Confirmed level of harm of incident | 0.519 | |||
| No harm – did not reach patient | 5.2 (48) | 13 (68) | 3.8 (55) | – |
| No harm – did reach patient | 5.0 (46) | 2 (11) | 2.7 (39) | – |
| Temporary harm – minor | 0.7 (7) | 3 (16) | 0.5 (0.7) | – |
| Temporary harm – moderate | 0 (0) | 1 (5) | 0 (0) | – |
| Error by medication process | 0.010 | |||
| Administration | 9.9 (79) | 12 (57) | 5.3 (64) | – |
| Prescribing | 1.5 (12) | 7 (30) | 1.7 (21) | – |
| Other | 1 (8) | 3 (13) | 1.2 (14) | – |
| Error by medication type (ATC code) | <0.001 | |||
| A: Alimentary tract and metabolism | 3.0 (24) | 2 (13) | 0.7 (9) | – |
| B: Blood and blood forming organs | 1.3 (10) | 2 (9) | 0.5 (6) | – |
| C: Cardiovascular system | 2.1 (17) | 4 (17) | 0.5 (7) | – |
| N: Nervous system (excl. N02A/B) | 1.4 (12) | 4 (17) | 0.8 (10) | – |
| N02A: Opioids | 1.5 (12) | 4 (17) | 0.8 (10) | – |
| N02B: Other analgesics/antipyretics | 1 (8) | 3 (13) | 0.7 (9) | – |
| Other | 2.2 (17) | 3 (13) | 4.1 (50) | – |
aMonth is a 28-day period.
bPercentage distribution within group.
cχ2 test of proportion distribution within group.