Table 2
Results for Total Order Checks Generated, Drug-Drug and Drug-Allergy Order Checks Comparing 2001 to 2006.
| Total High Severity Order Checks | 2001 | 2006 | p |
| Total orders | 42,621 | 37,040 | |
| Number of high severity order checks | 215 | 908 | |
| % of total orders with high severity order checks | 215/42,621 0.5% | 908/37,040 2.5% | <0.0001 |
| Drug-Drug Order Checks | |||
| Total orders with order checks | (108) | 85 | |
| Signed orders | 95 | 74 | |
| % Overridden | (95/108 88%) | 74/85 87% | 0.85 |
| % of total orders with order checks | (108/42,621 0.25%) | 85/37,040 0.23% | 0.49 |
| Drug-Allergy Order Checks | |||
| Total orders with order checks | 105 | 420 | |
| Signed Orders | 72 | 341 | |
| % Overridden | 72/105 69% | 341/420 81% | 0.005 |
| % total orders with order checks | 105/42,621 0.25% | 420/37,040 1.13% | <0.0001 |
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For drug-drug order checks, the results are in parentheses because in the 2001 study, order checks were counted rather than distinct orders.
