Table 2 Medication error rates over the study phases
From: Using Positive Deviance to reduce medication errors in a tertiary care hospital
Phase I - 2011 | Phase II - 2012 | Phase III - 2013 | |
|---|---|---|---|
Prescribed medications | 2,365,231 | 2,591,863 | 2,813,633 |
Medication errors reported | 1054 | 1105 | 1854 |
Medication error rate (%) | 0.04 | 0.04 | 0.07 |
Patient-days | 188,242 | 194,353 | 198,534 |
Medication-related serious adverse events (SAE) | 18 | 9 | 5 |
Percent of medication errors that are SAE (%) | 1.7 | 0.8 | 0.3 |
Rate of SAE (per 100,000 patient-days) | 9.6 | 4.6 | 2.5 |