Table 3.

Ordering provider perceptions of duplicate order alerts

	Response categories*	3 Months post-CPOE (n=51)	1 Year post-CPOE (n=53)
Identifying duplicate orders†
How useful are duplicate medication order warnings in identifying a problem with a medication order?	1–2	27.5%	11.5%
	3–5	47.1%	50.0%
	6–7	25.5%	38.5%
	Mean (SD)	4.12 (1.79)	4.55 (1.65)
Correcting duplicate orders‡
How useful are duplicate medication order warnings in correcting a problem with a medication order?	1–2	23.5%	15.1%
	3–5	62.7%	47.2%
	6–7	13.7%	37.7%
	Mean (SD)	3.88 (1.7)	4.53 (1.73)

^*Scale=1, not at all useful; 7, extremely useful.

^†t=−1.27, p=0.207.

^‡t=−1.92, p=0.057.

CPOE, computerized provider order entry.