Table 6.

Clinical prescribing errors associated with actual harm (actual ADEs) for control and short-term intervention periods.

Prescribing errors with actual harm	Control—Paper (number of errors with actual harm = 14)	Intervention—First 70 days of eMM (number of errors with actual harm = 26)
per 1000 orders	1.45 [95% CI 0.87–2.44]	1.55 [95% CI 1.06–2.28]
per 1000 errors	10.01 [95% CI 5.97–16.73]	8.84 [95% CI 6.04–12.92]
per 1000 patient-days	2.66 [95% CI 1.59–4.47]	3.10 [95% CI 2.12–4.54]
per 100 admissions	0.79 [95% CI 0.47–1.32]	1.13 [95% CI 0.77–1.65]

Denominator numbers are presented in Table 1.

eMM electronic medication management system, CI confidence interval (binomial Wilson method).