Table 1.
Patient demographics and clinical characteristics by KDQOL-36™ completion status
| Overall N = 413,964 |
Declined N = 83,552 |
Completed N = 330,412 |
|
|---|---|---|---|
| Age, years, mean ± SD | 61.4 ± 14.9 | 64.0 ± 15.2 | 60.7 ± 14.7 |
| Sex, female, n (%) | 183,613 (44.4) | 36,323 (43.5) | 147,290 (44.6) |
| Race, n (%) | |||
| White | 160,451 (38.8) | 30,542 (36.6) | 129,909 (39.3) |
| Black | 145,729 (35.2) | 27,588 (33.0) | 118,141 (35.8) |
| Hispanic | 72,769 (17.6) | 14,858 (17.8) | 57,911 (17.5) |
| Asian | 17,445 (4.2) | 5972 (7.1) | 11,473 (3.5) |
| Other/unknown | 17,557 (4.2) | 4589 (5.5) | 12,968 (3.9) |
| Modality, n (%) | |||
| In-center hemodialysis | 358,475 (86.6) | 75,580 (90.5) | 282,895 (85.6) |
| Peritoneal dialysis | 45,903 (11.1) | 6395 (7.7) | 39,508 (12.0) |
| Home hemodialysis | 6596 (1.6) | 1058 (1.3) | 5538 (1.7) |
| Nocturnal dialysis | 2977 (0.7) | 516 (0.6) | 2461 (0.9) |
| Dialysis vintage, months, median [p25, p75] | 29 [12, 57] | 35 [15, 64] | 28 [11, 56] |
| BMI, kg/m2, mean ± SD | 28.6 ± 7.4 | 27.1 ± 7.0 | 28.9 ± 7.4 |
| CCI, median [p25, p75] | 5 [4, 7] | 6 [4, 7] | 5 [4, 7] |
| Diabetes, n (%) | 283,744 (68.5) | 58,449 (70.1) | 225,295 (68.2) |
Abbreviations: BMI body mass index, CCI Charlson comorbidity index, SD standard deviation