Table 1—

Distribution of person-level and plan-level characteristics among Medicare managed care beneficiaries and the percentage of these beneficiaries who were in poor control in 1999, according to the HEDIS definition, by race

CharacteristicWhite
Black
Asian
Hispanic
Total percentage in poor control
nPercent distributionPercentage in poor controlnPercent distributionPercentage in poor controlnPercent distributionPercentage in poor controlnPercent distributionPercentage in poor control
Age
 65–69 years27,95745.132.74,53248.8*39.955224.4*26.671726.8*37.933.7
 70–75 years34,08554.931.54,76351.240.81,71075.623.21,95773.235.432.4
Sex
 Male32,42352.332.03,87641.7*41.71,08648.023.81,39752.235.932.8
 Female29,61947.732.15,41958.339.41,17652.024.21,27747.836.333.0
Income
 ≤$13,1005,8189.438.42,90331.2*43.9793.5*32.947017.6*40.940.2
 $13,101–16,29912,44220.133.62,18923.638.226611.824.866825.039.834.4
 $16,300–20,50020,14932.531.92,08622.439.647320.931.174727.934.132.7
 >$20,50023,63338.129.72,11722.838.21,44463.821.178929.531.929.9
Medicaid
 Yes2,3483.839.98549.2*48.52129.4*32.132012.0*39.441.4
 No59,69496.231.78,44190.839.52,05090.623.22,35488.035.632.5
Profit status
 For profit31,42950.737.05,17455.7*45.440417.9*34.21,41252.843.138.3
 Nonprofit30,61349.326.94,12144.333.91,85882.121.81,26247.228.327.5
HMO model
 Group25,34340.825.23,98142.8*35.41,61071.2*20.21,17844.1*28.026.3
 Staff3,4875.619.86587.127.5381.718.41365.130.921.3
 IPA32,00751.639.04,47648.246.757425.434.81,32749.644.240.0
 Other1,2051.924.51801.938.3401.827.5331.221.226.2
Plan size§
 ≤5,0626,47610.434.799610.7*39.01024.5*31.42599.7*36.335.3
 5,063–12,02613,01621.034.71,78619.244.61135.038.939114.643.036.1
 12,027–25,72016,64226.835.42,71229.246.366729.616.272327.040.836.4
 25,721–318,98225,90841.827.83,80140.934.51,38061.026.11,30148.731.428.6
Percentage minority
 0–39,72815.725.91892.0*32.8693.1*36.2542.0*31.526.2
 3.01–817,99829.034.51,61417.440.427912.327.654220.337.135.0
 8.01–1627,17943.831.74,37147.038.21,12249.626.21,51256.533.532.4
 16.01–687,13711.535.13,12133.643.879235.018.756621.242.436.7
U.S. Census Region
 Midwest7,80812.630.31,59717.2*39.2542.4*42.6722.7*43.131.9
 Northeast13,23221.340.81,91120.653.61145.050.02318.659.742.7
 South13,00721.036.83,09133.341.8843.733.364324.038.737.8
 West27,99545.126.12,69629.030.02,01088.921.71,72864.631.726.4
Total62,04281.332.09,29512.240.32,2623.024.12,6743.536.132.7
Age/sex-adjusted total32.040.624.736.5
  • Data are n or %.

  • * Significance level of P < 0.001 for the difference in the distribution of the varible among white beneficiaries compared with the distribution among members of this race group;

  • significance level of P < 0.001;

  • significance level of P < 0.01 in the percent of white beneficiaries who are in poor control compared with minority group beneficiaries who are in poor control;

  • § plan size = total number of Medicare beneficiaries in plan;

  • percent minority = percent of persons in the plan who are either black, Asian, Hispanic, or Native American race. HMO, health maintenance organization; IPA, independent practice association.