Table 4
Outcome and supporting statistics
| Calculated metric | Data source | Point estimate | Estimate bound |
|---|---|---|---|
| Supporting statistics | |||
| Mean % reduction in medication error rates conditional on using CPOE to prescribe the order | Peer-reviewed literature | −48% | (−55% to −41%) |
| Proportion of medication orders that are ordered using a CPOE system | Hospital surveys (2007 AHA annual survey, 2008 EHR adoption database, 2006 ASHP National Survey) | 26.10% | (16.0% to 53.6%) |
| Outcome statistics | |||
| Percentage reduction in medication error frequency resulting from CPOE use to process medication orders | Calculated from supporting statistics | −12.5% | (−14.4% to −10.6%) |
| Absolute reduction in medication error frequency resulting from CPOE use to process medication orders | Calculated from supporting statistics | 17390443 | (88058 to 27094038) |
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AHA, The American Hospital Association; ASHP, The American Society of Health-System Pharmacists; CPOE, computerized provider order entry; EHR, electronic health record.
