TABLE 2.

Intervention Versus Control Rate Ratio and Ratio of Rate Ratios for ADEs Rate, Potential ADEs, and Medication Error Before and After CPOE Implementation

Rate Ratio Intervention Versus ControlRatio of Rate Ratios (95% CI); P Value
Before (95% CI)After (95% CI)
ADEs0.89 (−0.32, 2.27)0.67 (0.09, 5.11)1.30 (0.47, 3.52); P = .6
Potential ADEs0.66 (0.23, 1.84)2.7 (0.74, 9.90)0.24 (0.09, 0.68); P < .001
Medication errors0.93 (0.76, 1.13)0.60 (0.48, 0.74)1.54 (1.27, 1.88); P < .001