Table 1.
Characteristics of Medicare Beneficiaries with Acute Myocardial Infarction, Congestive Heart Failure, and Atrial Fibrillation
| Characteristics | AMI | CHF | AF |
|---|---|---|---|
|
| |||
| Sample size | 24808 | 57285 | 36277 |
| Age, years, mean (SD) | 77.9 (8.2) | 79.7 (8.0) | 79.8 (7.8) |
| Male, n (%) | 12556 (50.6) | 25414 (44.4) | 18209 (50.2) |
| Race, n (%) | |||
| White | 21156 (85.3) | 48250 (84.2) | 33038 (91.1) |
| Black | 2043 (8.2) | 5410 (9.4) | 1637 (4.5) |
| Hispanic | 454 (1.8) | 1071 (1.9) | 306 (0.8) |
| Asian | 471 (1.9) | 1065 (1.9) | 438 (1.2) |
| Other | 684 (2.8) | 1489 (2.6) | 858 (2.3) |
| Combined comorbidity index, mean (SD) | 5.9 (3.8) | 2.0 (3.5) | 1.7 (3.3) |
| Cardiovascular comorbidities, n (%) | |||
| AMI | 24808 (100) | 7530 (13.1) | 3811 (10.5) |
| AF | 7040 (28.4) | 21622 (37.7) | 36277 (100) |
| CHF | 16287 (65.7) | 57285 (100) | 21064 (58.1) |
| Stroke or TIA | 6759 (27.2) | 15467 (27.0) | 9887 (27.3) |
| Non-cardiovascular comorbidities, n (%) | |||
| ADRD | 6370 (25.7) | 16018 (28.0) | 8619 (23.8) |
| Anemia | 18175 (73.3) | 45013 (78.6) | 26262 (72.4) |
| Cancer | 4570 (18.4) | 11786 (20.6) | 7669 (21.1) |
| CKD | 16420 (66.2) | 33912 (59.2) | 18801 (51.8) |
| Chronic lung disease | 12508 (50.4) | 30243 (52.8) | 16398 (45.2) |
| Depression | 10494 (42.3) | 26516 (46.3) | 14187 (39.1) |
| Diabetes | 14619 (58.9) | 32306 (56.4) | 16982 (46.8) |
| Hypothyroidism | 8282 (33.4) | 22586 (39.4) | 13432 (37.0) |
| Musculoskeletal disease | 18053 (72.8) | 45334 (79.1) | 27819 (76.7) |
Abbreviations: AMI, acute myocardial infarction; ADRD, Alzheimer’s disease or related dementia; AF, atrial fibrillation; CHF, congestive heart failure; CKD, chronic kidney disease; SD, standard deviation; TIA, transient ischemic attack.