Table 2.
Multivariate analysis of patient survival among incident dialysis patients
| Hazard ratio | 95% CI | |
|---|---|---|
| Modality | ||
| Out-of-center HD (vs. other modalities) | 1.10 | 1.04, 1.17 |
| Out-of-center HD (vs. in-center HD) | 1.10 | 1.04, 1.17 |
| Out-of-center HD (vs. peritoneal dialysis) | 1.04 | 0.98, 1.11 |
| Age category | ||
| 18-44 | 0.44 | 0.43, 0.45 |
| 45-59 | 0.65 | 0.64, 0.65 |
| 60-74 | 1.00 | − |
| ≥75 | 1.58 | 1.56, 1.59 |
| Women (vs. men) | 0.99 | 0.98, 1.00 |
| Race | ||
| White | 1.00 | − |
| Black | 0.77 | 0.76, 0.78 |
| Asian | 0.68 | 0.67, 0.70 |
| Native American | 0.71 | 0.69, 0.74 |
| Other | 0.97 | 0.93, 1.00 |
| Cause of ESRD | ||
| Glomerulonephritis | 1.00 | − |
| Diabetes mellitus | 1.38 | 1.35, 1.40 |
| Other | 1.26 | 1.24, 1.28 |
| Comorbid conditions | ||
| IHD (vs. none) | 1.09 | 1.08, 1.10 |
| CHF (vs. none) | 1.27 | 1.25, 1.28 |
| PVD (vs. none) | 1.15 | 1.14, 1.17 |
| CVA (vs. none) | 1.18 | 1.17, 1.20 |
| Self-reported functional status | ||
| Inability to ambulate | 1.46 | 1.43, 1.49 |
| Inability to transfer | 1.32 | 1.28, 1.37 |
| Median income | ||
| <29,000 USD | 1.00 | − |
| 29, 000-35,999 USD | 0.98 | 0.97, 0.99 |
| 36, 000-45,999 USD | 0.96 | 0.95, 0.97 |
| ≥46,000 USD | 0.94 | 0.93, 0.95 |
| Employment status | ||
| Employed | 1.00 | − |
| Homemaker | 0.93 | 0.91, 0.94 |
| Retired | 1.06 | 1.05, 1.07 |
| Unemployed | 1.00 | 0.99, 1.02 |
| Other/unknown | 1.03 | 1.02, 1.05 |
| Dialysis initiation period | ||
| 1995-1997 | 1.00 | − |
| 1998-2000 | 0.97 | 0.96, 0.98 |
| 2001-2004 | 0.92 | 0.91, 0.93 |
Intention-to-treat analysis based on first dialysis modality. PVD = Peripheral vascular disease; CVA = cerebrovascular accident.