Prevalence of Coronary Heart Disease in Medicare Beneficiaries with Diabetes, Aged 65 Years or Older, United States, 2021

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Sex Age-adjusted Rate
(per 100)
Overall 36.0
Males 44.2
Females 28.2
Sex Age Group
(in years)
Coronary Heart Disease Estimated Cases
Attributable to DiabetesReports the estimated number of disease cases that are attributed to diabetes, which can be interpreted as the number of cases that would be reduced if diabetes were eliminated.
Total Cases Crude Rate
(per 100)
95% Confidence Interval
Lower Limit Upper Limit
Overall 65-74 2,596,422 30.7 30.7 30.8 1,425,630
75+ 2,930,418 41.8 41.8 41.9 1,195,680
Total 5,526,839 36.7 36.7 36.7 2,621,310
Males 65-74 1,652,656 38.1 38.0 38.2 844,960
75+ 1,686,303 50.8 50.8 50.9 616,360
Total 3,338,959 44.7 44.7 44.8 1,461,320
Females 65-74 943,766 23.1 23.0 23.1 580,670
75+ 1,244,115 33.8 33.7 33.9 579,320
Total 2,187,881 29.1 29.0 29.1 1,159,990

Data Source: 2021 Medicare Master Beneficiary Summary File

Note: Medicare analyses are restricted to adults aged 65 or older with full Fee-for-Service coverage during a 2-year period and then extrapolated to the entire Medicare population using a state/sex/age-specific multiplier.

Rural and Urban Areas Coronary Heart Disease
Total Cases (in thousands) Crude Rate
(per 100)
95% Confidence Interval
Lower Limit Upper Limit
Urban Areas 4,977 36.7 36.7 36.7
Rural Areas 419 36.1 36.0 36.3

Data Source: 2021 Medicare Master Beneficiary Summary File

Note: Medicare analyses are restricted to adults aged 65 or older with full Fee-for-Service coverage during a 2-year period and then extrapolated to the entire Medicare population using a state/sex/age-specific multiplier.

Counties were categorized as rural or urban following the 2013 National Center for Health Statistics Urban-Rural Classification Scheme. Urban counties include large central metropolitan, large fringe metropolitan, medium metropolitan, small metropolitan, and micropolitan counties. Rural counties include noncore counties (i.e., nonmetropolitan counties that do not qualify as micropolitan).

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