Table 1.
Characteristics of incident dialysis patients stratified by initial dialysis modality
| PD (n = 37,253) | In-center HD (n = 419,435) | Out-of-center HD (n = 1,641) | p value | |
|---|---|---|---|---|
| Age category, % | ||||
| 18-44 | 18.4 | 11.4 | 16.1 | <0.0001 |
| 45-59 | 23.9 | 19.7 | 24.1 | |
| 60-74 | 40.4 | 40.2 | 32.8 | |
| ≥75 | 17.3 | 28.7 | 27.0 | |
| Male, % | 52.8 | 52.4 | 54.4 | 0.11 |
| Race, % | ||||
| White | 73.6 | 63.4 | 60.8 | <0.0001 |
| Black | 20.5 | 31.2 | 32.8 | |
| Asian | 3.2 | 3.0 | 4.1 | |
| Native American | 1.3 | 1.3 | 1.6 | |
| Other | 1.3 | 1.1 | 0.7 | |
| Cause of ESRD, % | ||||
| Diabetes mellitus | 47.0 | 46.0 | 41.7 | <0.0001 |
| Glomerulonephritis | 14.6 | 9.3 | 11.5 | |
| Other | 38.4 | 44.7 | 46.8 | |
| Comorbid conditions, % | ||||
| IHD | 23.0 | 26.7 | 17.6 | <0.0001 |
| CHF | 26.3 | 35.6 | 26.5 | <0.0001 |
| CVA | 7.8 | 10.3 | 9.6 | <0.0001 |
| PVD | 13.2 | 16.0 | 12.3 | <0.0001 |
| Self-reported functional status, % | ||||
| Inability to ambulate | 1.9 | 4.6 | 7.3 | <0.0001 |
| Inability to transfer | 0.5 | 1.6 | 3.8 | <0.0001 |
| Median income, % | ||||
| <29,000 USD | 20.9 | 24.5 | 19.2 | <0.0001 |
| 29,000-35,999 USD | 24.7 | 24.6 | 21.3 | |
| 36,000-45,999 USD | 26.6 | 25.7 | 25.8 | |
| ≥46,000 USD | 27.8 | 25.0 | 33.7 | |
| Employment status, %1 | ||||
| Employed | 51.4 | 51.4 | 55.1 | <0.0001 |
| Retired | 23.2 | 22.0 | 21.0 | |
| Unemployed | 18.9 | 20.9 | 19.3 | |
| Homemaker | 6.5 | 5.7 | 4.6 |
CVA = Cerebrovascular accident; PVD = peripheral vascular disease.
1
Employment status could be determined for 95.2% of patients.