Table 1.
Baseline characteristics
| Variable | Daily Trial Analytic Cohorta | P Value | Nocturnal Trial Analytic Cohorta | P Value | ||
|---|---|---|---|---|---|---|
| Three Times per Week (n=77) | Six Times per Week (n=96) | Three Times per Week (n=39) | Six Times per Week (n=41) | |||
| Age, yr | 51.2±13.9 | 50.8±13.7 | 0.83 | 55.0±12.2 | 52.6±14.4 | 0.42 |
| Men | 43 (56%) | 54 (56%) | 0.96 | 25 (64%) | 27 (66%) | 0.87 |
| Race/ethnicity | ||||||
| Black | 27 (35%) | 38 (40%) | 0.54 | 9 (23%) | 11 (27%) | 0.69 |
| White | 34 (44%) | 33 (34%) | 0.19 | 21 (54%) | 24 (59%) | 0.67 |
| Hispanic/Latino | 24 (31%) | 29 (30%) | 0.89 | 0 (0%) | 0 (0%) | — |
| Duration of ESRD, yr | 3.5 (1.8, 6.9) | 3.6 (1.4, 8.1) | 0.85 | 0.5 (0.2, 3.6) | 1.3 (0.3, 3.3) | 0.29 |
| Diabetes | 36 (47%) | 46 (48%) | 0.88 | 18 (46%) | 17 (42%) | 0.67 |
| Hypertension | 72 (94%) | 89 (93%) | 0.84 | 36 (92%) | 38 (93%) | 0.95 |
| Serum album (g/dl) | 3.9±0.5 | 3.9±0.4 | 0.78 | 3.9±0.5 | 3.9±0.5 | 0.81 |
| Cousineau score | 37.7±23.0 | 37.1±27.6 | 0.90 | 32.9±18.3 | 32.0±19.7 | 0.85 |
| Beck depression inventory | 13.5±9.9 | 13.4±9.1 | 0.95 | 11.7±8.7 | 10.9±8.0 | 0.69 |
| RAND-36 PHC | 35.8±9.3 | 36.0±10.7 | 0.91 | 38.0±8.6 | 37.3±9.7 | 0.76 |
| RAND-36 MHC | 44.8±9.9 | 42.7±13.5 | 0.25 | 47.0±11.3 | 46.1±10.4 | 0.72 |
| Travel time to dialysis, min | 20.0 (15.0, 30.0) | 23.5 (15.0, 30.0) | 0.85 | 30.0 (20.0, 59.0) | 30.0 (15.0, 45.0) | 0.33 |
Values are means±SDs or medians (25th, 75th percentiles). PHC, physical health composite; MHC, mental health composite.
a
The analytic cohort is those patients that had a Cousineau score at any point during baseline or follow-up.