Table 1.
Patient characteristics
| Characteristic | n (% or SD) |
|---|---|
| Mean age (years) | 67.5 (15.9) |
| Male | 403 (56.5) |
| Race | |
| White | 434 (60.9) |
| Black | 174 (24.4) |
| Other or multiracial | 67 (9.4) |
| Asian | 38 (5.3) |
| Hispanic ethnicity | 64 (9.0) |
| Hypertension | 662 (92.8) |
| Diabetes | 364 (51.1) |
| Congestive heart failure | 181 (25.3) |
| Primary insurance type | |
| Medicare | 400 (56.1) |
| Private | 239 (33.5) |
| Medicaid | 67 (9.4) |
| No insurance | 7 (1) |
| Active smoker | |
| Yes | 41 (5.8) |
| No | 666 (93.4) |
| Not specified | 6 (0.8) |
| Mean eGFR (mL/min) | 18.6 ± 6.4 |
| eGFR category (mL/min) | |
| <10 | 52 (7.3) |
| 10–15 | 188 (26.4) |
| 15.1–20 | 178 (25) |
| >20 | 295 (41.4) |
| Mean number of medications | 8.1 (3.4) |