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Table 1 Characteristics of patient-reports and proxy-reports among medicare beneficiaries

From: Differences in proxy-reported and patient-reported outcomes: assessing health and functional status among medicare beneficiaries

  Unadjusted analysis Adjusted analysis
Patient-report (n = 76,115) Proxy-report (n = 8,822) P Patient-report (n = 7,780) Proxy-report (n = 7,780) P
  % %   % %  
Age    <0.0001    0.1582
 <65 15.77 32.48   33.56 32.44  
 65-74 36.89 19.64   21.16 20.78  
 75-84 34.08 25.58   26.00 26.17  
 85+ 13.26 22.30   19.28 20.60  
Gender    <0.0001    0.0277
 Male 44.06 58.38   60.06 58.33  
 Female 55.94 41.62   39.94 41.67  
Race    <0.0001    0.1233
 Non-Hispanic white 78.56 63.52   66.11 65.01  
 Non-Hispanic black 9.54 14.14   13.70 13.33  
 Hispanic 7.71 14.60   13.46 14.14  
 Other 4.19 7.75   6.74 7.52  
Education    <0.0001    0.5539
 Less than high school 24.10 45.40   44.33 43.66  
 High school graduate 30.66 30.43   31.40 31.41  
 Some college 23.36 13.54   13.95 13.92  
 College graduate 21.88 10.63   10.32 11.00  
Marital status    <0.0001    0.9837
 Married 50.13 42.28   44.02 43.89  
 Widowed 28.68 24.70   23.48 23.59  
 Single 21.19 33.01   32.49 32.52  
Household size    <0.0001    0.4089
 One person 32.86 12.04   13.33 12.65  
 Two people 50.46 49.39   50.40 51.12  
 Three or more people 16.68 38.57   36.27 36.23  
Income    <0.0001    0.6225
 <$25,000 per year 50.22 71.83   70.69 70.33  
 ≥ $25,000 per year 49.78 28.17   29.31 29.67  
Medicare status    <0.0001    0.0923
 Aged 83.97 67.29   66.00 67.28  
 Disabled 16.03 32.71   34.00 32.72  
CCI    0.0442    0.5235
 0 76.62 76.13   76.88 76.62  
 1 13.71 13.50   13.53 13.39  
 2 6.62 6.79   6.54 6.52  
 3+ 3.05 3.58   3.05 3.47  
Dementia    <0.0001    0.4386
 Yes 5.52 19.42   16.43 16.89  
 No 94.48 80.58   83.57 83.11  
  1. CCI: Charlson Comorbidity Index