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Table 2

Characteristics of study physicians and diabetes patients linked to those study physicians at intervention and control clinics

Intervention clinicsControl clinicsP*
Patients (n1,847 1,570  
    Age (years) 55.9 ± 10.9 56.9 ± 10.4 0.012 
    Female (%) 44.6 54.0 <0.001 
    White race (%) 72.2 69.1 0.054 
    Coronary artery disease during preintervention (%) 11.3 11.3 0.97 
    Congestive heart failure during preintervention (%) 3.4 4.0 0.35 
    Preintervention first A1C value 7.4 ± 1.7 7.5 ± 1.7 0.18 
        Median 7.0 7.1  
    Preintervention first SBP value 126.7 ± 17.7 125.8 ± 16.8 0.12 
        Median 125 124  
    Preintervention first DBP value 74.0 ± 10.9 73.4 ± 10.6 0.12 
        Median 73 74  
    Preintervention first LDL value 95.7 ± 34.1 96.5 ± 34.5 0.53 
        Median 92 91  
PCPs (n20 20  
    Age (years) 48.5 ± 7.9 50.2 ± 7.3 0.51 
    Family practice physicians (%) 45.0 45.0 0.99 
    Female (%) 40.0 50.0 0.53 
    Number of adult diabetes patients per PCP 57.0 ± 28.7 55.8 ± 30.2 0.90 
Intervention clinicsControl clinicsP*
Patients (n1,847 1,570  
    Age (years) 55.9 ± 10.9 56.9 ± 10.4 0.012 
    Female (%) 44.6 54.0 <0.001 
    White race (%) 72.2 69.1 0.054 
    Coronary artery disease during preintervention (%) 11.3 11.3 0.97 
    Congestive heart failure during preintervention (%) 3.4 4.0 0.35 
    Preintervention first A1C value 7.4 ± 1.7 7.5 ± 1.7 0.18 
        Median 7.0 7.1  
    Preintervention first SBP value 126.7 ± 17.7 125.8 ± 16.8 0.12 
        Median 125 124  
    Preintervention first DBP value 74.0 ± 10.9 73.4 ± 10.6 0.12 
        Median 73 74  
    Preintervention first LDL value 95.7 ± 34.1 96.5 ± 34.5 0.53 
        Median 92 91  
PCPs (n20 20  
    Age (years) 48.5 ± 7.9 50.2 ± 7.3 0.51 
    Family practice physicians (%) 45.0 45.0 0.99 
    Female (%) 40.0 50.0 0.53 
    Number of adult diabetes patients per PCP 57.0 ± 28.7 55.8 ± 30.2 0.90 

Data are means ± SD unless otherwise indicated.

*Independent samples t test or Pearson χ2. CHF, congestive heart failure; LDL, low-density lipoprotein cholesterol; PCP, primary care physician; DBP, diastolic blood pressure; SBP, systolic blood pressure.

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