Table 2

Unadjusted pre-post results by site: potentially harmful medication discrepancies per patient

Potentially harmful discrepancies in admission and discharge orders per patientControl unitsIntervention units
Preimplementation
n=309
Mean (SD)
Postimplementation
n=244
Mean (SD)
Preimplementation
n=304
Mean (SD)
Postimplementation
n=791
Mean (SD)
Site 1*0.46 (0.91)0.98 (1.43)NANA
Site 20.98 (1.83)1.32 (2.19)1.00 (1.00)0.88 (1.12)
Site 30.17 (0.65)0.23 (0.54)0.30 (0.95)0.18 (0.57)
Site 4NANA0.19 (0.53)0.79 (1.48)
Site 5NANA0.35 (0.83)0.26 (0.59)
  • *Did not implement any Multi-Center Medication Reconciliation Quality Improvement Study (MARQUIS) toolkit interventions but did implement a new electronic health record (EHR) during the implementation period. Intention-to-treat analysis.

  • NA, not applicable.