Table 1.
Patient characteristics at baseline
| Characteristic | Overall cohort (N = 596) | Patients with HD vintage ≤3 months (N = 286) |
|---|---|---|
| Age, years | 59.8±13.4 | 59.2±13.6 |
| Dialysis vintage, months | 4.0±3.1 | 1.5±0.8 |
| Post-dialysis BMI, kg/m2 | 30.4±8.1 | 30.6±8.1 |
| Charlson Comorbidity Index | 4.0±1.5 | 3.9±1.3 |
| Female, n (%) | 263 (44.1) | 115 (40.2) |
| Race, n (%) | ||
| White | 337 (56.5) | 168 (58.7) |
| Black/African American | 227 (38.1) | 104 (36.4) |
| Other | 7 (1.2) | 4 (1.4) |
| Unknown | 25 (4.2) | 10 (3.5) |
| Hispanic/Latino | 57 (9.6) | 37 (12.9) |
| Primary cause of kidney failure, n (%) | ||
| Diabetes mellitus | 318 (53.4) | 149 (52.1) |
| Hypertension | 187 (31.4) | 91 (31.8) |
| Glomerulonephritis | 23 (3.9) | 13 (4.5) |
| Polycystic kidney disease | 12 (2.0) | 4 (1.4) |
| Other | 55 (9.2) | 28 (9.8) |
| Unknown | 1 (0.2) | 1 (0.3) |
| Medical history, n (%) | ||
| Diabetes mellitus | 358 (60.1) | 172 (60.1) |
| Congestive heart failure | 123 (20.6) | 58 (20.3) |
Summary estimates are presented as the mean ± standard deviation or number (%) of patients.
BMI, body mass index; HD, hemodialysis.