|   | 
        EPCT     Enrollment | 
        Total | 
          | 
       
      
        |   | 
        Enrolled(n=     50) | 
        Non-Enrolleda(n=     50) | 
        (N=100) | 
          | 
       
      
        |   | 
        n | 
        % | 
        n | 
        % | 
        N | 
        % | 
        pb | 
       
      
        | Patient's age: mean, (SD) | 
        56.14
          (11.5) | 
          | 
        54.24
          (13.9) | 
          | 
        55.19 (12.7) | 
          | 
        0.457  | 
       
      
        | Gender | 
          | 
          | 
          | 
          | 
          | 
          | 
          | 
       
      
        |   | 
        Male | 
        28 | 
        56.0 | 
        21 | 
        42.0 | 
        49 | 
        49.0 | 
        0.161 | 
       
      
        | Place of birth | 
          | 
          | 
          | 
          | 
          | 
          | 
          | 
       
      
        |   | 
        United States | 
        47 | 
        94.0 | 
        40 | 
        80.0 | 
        87  | 
        87.0  | 
        0.026  | 
       
      
        |   | 
        Mexico | 
        1 | 
        2.0 | 
        9 | 
        18.0 | 
        10 | 
        10.0 | 
          | 
       
      
        |   | 
        Other | 
        2 | 
        4.0 | 
        1 | 
        2.0 | 
        3 | 
        3.0 | 
          | 
       
      
        | Ethnicity | 
          | 
          | 
          | 
          | 
          | 
          | 
          | 
       
      
        |   | 
        White (non-Hispanic) | 
        39 | 
        78.0 | 
        8 | 
        16.0 | 
        47  | 
        47.0  | 
        <0.001  | 
       
      
        |   | 
        Hispanic/Latino | 
        8 | 
        16.0 | 
        31 | 
        62.0 | 
        39 | 
        39.0 | 
          | 
       
      
        |   | 
        Other | 
        3 | 
        6.0 | 
        11 | 
        22.0 | 
        14 | 
        14.0 | 
          | 
       
      
        | Marital status | 
          | 
          | 
          | 
          | 
          | 
          | 
          | 
       
      
        |   | 
        Married/Living with a significant    other | 
        39 | 
        78.0 | 
        26 | 
        52.0 | 
        65  | 
        65.0  | 
        0.028  | 
       
      
        |   | 
        Separated/Divorced | 
        5 | 
        10.0 | 
        7 | 
        14.0 | 
        12 | 
        12.0 | 
          | 
       
      
        |   | 
        Widowed | 
        2 | 
        4.0 | 
        10 | 
        20.0 | 
        12 | 
        12.0 | 
          | 
       
      
        |   | 
        Single/Never married | 
        4 | 
        8.0 | 
        7 | 
        14.0 | 
        11 | 
        11.0 | 
          | 
       
      
        | Educational level | 
          | 
          | 
          | 
          | 
          | 
          | 
          | 
       
      
        |   | 
        High School or less | 
        19 | 
        38.0 | 
        38 | 
        76.0 | 
        57  | 
        57.0  | 
        0.001  | 
       
      
        |   | 
        Technical/Some College | 
        12 | 
        24.0 | 
        6 | 
        12.0 | 
        18 | 
        18.0 | 
          | 
       
      
        |   | 
        College Degree or higher | 
        19 | 
        38.0 | 
        6 | 
        12.0 | 
        25 | 
        25.0 | 
          | 
       
      
        | Employment status | 
          | 
          | 
          | 
          | 
          | 
          | 
          | 
       
      
        |   | 
        Employed | 
        19 | 
        38.0 | 
        10 | 
        20 | 
        29  | 
        29.0  | 
        0.002  | 
       
      
        |   | 
        Retired | 
        17 | 
        34.0 | 
        7 | 
        14 | 
        24 | 
        24.0 | 
          | 
       
      
        |   | 
        Disabled | 
        10 | 
        20.0 | 
        19 | 
        38.0 | 
        29 | 
        29.0 | 
          | 
       
      
        |   | 
        Unemployed | 
        4 | 
        8.0 | 
        14 | 
        28.0 | 
        18 | 
        18.0 | 
          | 
       
      
        | Have healthcare plan | 
          | 
          | 
          | 
          | 
          | 
          | 
          | 
       
      
        |   | 
        Yes | 
        46 | 
        92.0 | 
        41 | 
        82.0 | 
        87 | 
        87.0 | 
        0.137  | 
       
      
        | Yearly Household Income | 
          | 
          | 
          | 
          | 
          | 
          | 
          | 
       
      
        |   | 
        $25,000 or less | 
        21 | 
        42.0 | 
        43 | 
        86.0 | 
        64  | 
        64.0  | 
        <0.001  | 
       
      
        |   | 
        $26,000 - $50,000 | 
        9 | 
        18.0 | 
        6 | 
        12.0 | 
        15 | 
        15.0 | 
          | 
       
      
        |   | 
        $51,000 and above | 
        20 | 
        40.0 | 
        1 | 
        2.0 | 
        21 | 
        21.0 | 
          | 
       
      
        | Have participated in clinical trials    before | 
          | 
          | 
          | 
          | 
          | 
          | 
          | 
       
      
        |   | 
        Yes | 
        15 | 
        30.0 | 
        1 | 
        2.0 | 
        16 | 
        16.2 | 
        <0.001  | 
       
     
    aNon- Enrolled patients were not asked by their doctor to participate in an EPCT but responded no to a hypothetical question asking them if they would participate if offered
      that option. 
    bTwo-sided p-value from Chi-square tests for comparison of proportions and independent t-test for comparison of means. |