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Slide Presentation from the AHRQ 2007 Annual Conference

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ADEs by Practice Type

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ADEs (and PADEs) by Practice Type, All Data Sources Combined

All databases combined Number of ADE hits Total encounters % of ADE hits
(ADE/Total encounters)
UHMP eRx physicians 5343 3140310 0.17%
eRx physicians—PRE 3197 1831433 0.17%*
eRx physicians- POST 2146 1308877 0.16%*
UHMP physicians not eRx 1484 861938 0.17%
Control physicians 1831 522249 0.35%
Physicians not in a study group 5729 2607709 0.22%
Data that could not be assigned to a study group 4744 3238022 0.15%
Totals 19131 10370228 0.18%

*Difference between UHMP eRx PRE and POST is statistically significant (Chi-square = 4.990; p = .026)

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