Table 1.
Demographics, comorbidities, and patient characteristics of the incident United States hemodialysis population (aged ≥66 years) who started dialysis on a CVC from 2010 to 2013
| Patient Characteristics | Total | Race/Ethnicity | |||
|---|---|---|---|---|---|
| White | Black | Hispanic | Other | ||
| N | 74,194 | 48,174 (65%) | 14,895 (20%) | 7360 (10%) | 3765 (5%) |
| Female | 35,062 (47%) | 21,000 (44%) | 8445 (57%) | 3645 (50%) | 1972 (52%) |
| BMI category | |||||
| Underweight (BMI<18.5) | 3490 (5%) | 2070 (4%) | 802 (5%) | 318 (4%) | 300 (8%) |
| Normal weight (18.5≤BMI<25) | 24,453 (33%) | 15,318 (32%) | 4763(32%) | 2501 (34%) | 1871 (50%) |
| Overweight (25≤BMI<30) | 21,829 (29%) | 14,437 (30%) | 4116 (28%) | 2407 (33%) | 959 (26%) |
| Obese (BMI≥30) | 24,422 (33%) | 16,439 (34%) | 5214 (35%) | 2134 (29%) | 635 (17%) |
| Age category | |||||
| 66–70 yr | 18,514 (25%) | 10,782 (22%) | 4585 (31%) | 2245 (31%) | 902 (24%) |
| 71–75 yr | 17,840 (24%) | 11,110 (23%) | 3894 (26%) | 1880 (26%) | 956 (25%) |
| 76–80 yr | 16,313 (22%) | 10,794 (22%) | 3134 (21%) | 1552 (21%) | 833 (22%) |
| ≥81 yr | 21,527 (29%) | 15,488 (32%) | 3282 (22%) | 1683 (23%) | 1074 (29%) |
| Peripheral vascular disease | 12,198 (16%) | 8592 (18%) | 2051 (14%) | 1124 (15%) | 431 (12%) |
| Atherosclerotic heart disease | 19,858 (27%) | 14,494 (30%) | 2890 (19%) | 1633 (22%) | 841 (22%) |
| Congestive heart failure | 21,254 (42%) | 21,266 (44%) | 5975 (40%) | 2700 (37%) | 1313 (35%) |
| Other cardiac disease | 19,952 (27%) | 14,617 (30%) | 3139 (21%) | 1445 (20%) | 751 (20%) |
| Diabetes mellitus | 36,487 (49%) | 21,899 (46%) | 7823 (53%) | 4668 (63%) | 2097 (56%) |
| Needs assistance with ADLs | 15,390 (21%) | 9609 (20%) | 3446 (23%) | 1600 (22%) | 735 (20%) |
| Institutionalized | 11,991 (16%) | 7971 (17%) | 2677 (18%) | 935 (13%) | 408 (11%) |
| Income quartile | |||||
| 1 | 19,348 (26%) | 8551 (18%) | 7215 (48%) | 2799 (38%) | 783 (21%) |
| 2 | 19,102 (26%) | 13,279 (28%) | 3236 (22%) | 1862 (25%) | 725 (9%) |
| 3 | 18,724 (25%) | 13,044 (27%) | 2541 (17%) | 1698 (23%) | 991 (26%) |
| 4 (highest) | 17,470 (24%) | 13,300 (28%) | 1903 (12%) | 1001 (14%) | 1266 (37%) |
| Hospitalized in the prior year | 46,872 (63%) | 39,654 (64%) | 9781 (66%) | 4607 (63%) | 1830 (49%) |
| Serum creatinine value, mg/dl (SD) | 5.6 (3.6) | 5.34 (3.6) | 6.2(3.5) | 5.7 (3.3) | 6.0 (4.2) |
| GFR (SD) | 13.1 (5.6) | 13.5 (5.6) | 11.8 (5.3) | 12.9 (5.6) | 14.0 (5.8) |
| Medicaid | 17,649 (23.8%) | 6523 (13.5%) | 5245 (35.2%) | 3938 (53.5%) | 1943 (51.6%) |
| Pre-ESKD care | |||||
| Received pre-ESKD care | 40,492 (55%) | 27,466 (57%) | 7459 (50%) | 3506 (48%) | 2061 (55%) |
| Unknown pre-ESKD care | 11,264 (15%) | 6452 (13%) | 2741 (18%) | 1386 (19%) | 685 (18%) |
| AVF maturing at dialysis start | 15,972 (21.5%) | 10,235 (21.%) | 3227 (21.7%) | 1581 (21.5%) | 929 (24.7%) |
| AVG maturing at dialysis start | 2400 (3.2%) | 1268 (2.6%) | 728 (4.9%) | 240 (3.3%) | 164 (4.4%) |
BMI, body mass index; ADL, activities of daily living.