Table 1:
Descriptive Statistics for Medicare Beneficiaries with Type 2 Diabetes Mellitus, n=443,932
| Independent Variables | n (%) | Mortality rate/1000 person-years (95% CI) |
|---|---|---|
| Age - mean (SD) | 77.19 (7.88) | |
| Duration of Diabetes Diagnosis | ||
| 0–2 years | 103,470 (23.3) | 57 (56–59) |
| 3–7 years | 153,225 (34.5) | 59 (58–60) |
| 8–12 years | 134,435 (30.3) | 96 (94–98) |
| 13+ years | 52,802 (11.9) | 84 (81–86) |
| Sex | ||
| Male | 195,073 (43.9) | 76 (75–78) |
| Female | 248,859 (56.1) | 70 (69–71) |
| Race | ||
| Non-Hispanic White | 364,156 (82.0) | 74 (73–75) |
| Black/African American | 64,475 (14.5) | 71 (69–73) |
| Asian/Pacific Islander | 5,564 (1.3) | 37 (32–43) |
| Hispanic | 8,185 (1.8) | 55 (50–61) |
| American Indian/Alaska Native | 1,552 (0.3) | 53 (43–66) |
| Part D Subsidy | ||
| Full Subsidy | 68,048 (15.3) | 11 (10–12) |
| Partial Subsidy | 14,733 (3.3) | 580 (567–592) |
| No Subsidy | 361,151 (81.4) | 64 (63–65) |
| Patient Location | ||
| Rural | 46,882 (10.6) | 66 (64–69) |
| Urban | 397,050 (89.4) | 74 (73–75) |
| Combinations of Diabetes and MCC | ||
| Diabetes | 109,901 (24.8) | 11 (10–12) |
| Diabetes and CHF | 25,534 (5.8) | 29 (27–31) |
| Diabetes and Cancer | 17,667 (4.0) | 25 (23–27) |
| Diabetes and COPD | 25,927 (5.8) | 19 (17–20) |
| Diabetes and Stroke | 10,700 (2.4) | 31 (28–34) |
| Diabetes and CKD | 23,790 (5.4) | 27 (25–30) |
| Diabetes and CHF/COPD | 21,623 (4.9) | 49 (46–52) |
| Diabetes and CHF/CKD | 20,185 (4.5) | 84 (81–89) |
| Diabetes and CHF/COPD/CKD | 27,335 (6.2) | 138 (134–142) |
| Diabetes and CHF/COPD/Stroke/CKD | 15,408 (3.5) | 183 (177–190) |
| Diabetes and other MCC Combinations | 145,862 (32.9) | 131 (129–133) |
| Dependent Variable | ||
| Mortality | ||
| Living at end of 2012 | 411,592 (92.7) | |
| Died in 2012 | 32,340 (7.3) |