TABLE 2

Practice and Visit Characteristics by Study Group During the Baseline Period (Months 1–12).

Total SampleStudy Group
CDS and FeedbackCDS OnlyFeedback OnlyUsual Care
Practice Characteristics
 No. primary care practices248844
 No. primary care physicians18256662535
 Female physicians, %6867746171
 Physicians/practice, mean7.17.08.36.28.8
 OM visits/practice, mean21852196177130292145
Visit Characteristics, %
 Patient age
  2–12 mo23.724.623.024.422.3
  13–36 mo36.136.137.235.035.9
  37–60 mo17.917.617.718.318.3
  61–155 mo22.221.722.022.323.5
 Female46.747.546.446.146.6
 Comorbidity that increases risk of OM2.93.03.42.02.9
 Diagnostic codes/visits
  150.939.253.762.853.3
  235.742.634.228.534.2
  3+13.418.212.19.712.1
 OM type
  AOM64.659.767.765.669.1
  OME15.219.213.513.312.3
  AOM and OME6.16.66.36.34.7
  Unspecified OM14.114.512.515.313.9