Research Article
Prognosis of Elderly Japanese Patients Aged ≥80 Years Undergoing Hemodialysis
Table 1
Characteristics of 1144 dialysis patients included in this study.
| | | All | <50 years | 50s | 60s | 70s | ≥80s |
| | Number of patients | 1144 | 129 | 202 | 324 | 348 | 141 | | Male/female | 714/430 | 78/51 | 137/65 | 209/115 | 217/131 | 73/68 | | Age at start dialysis (years) | | | | | | | | Survival after dialysis initiation (years) | 6.8 | 20 | 9.1 | 7.7 | 4.4 | 2.6 | | Life expectancy (years) | 18.6 | 40.2 | 28.1 | 20.2 | 13.4 | 7.7 | | Life-shortening periods (years) | −11.6 | −30.1 | −22.5 | −14.6 | −9.4 | −5.3 | | Deceased patients | 667 (58%) | 39 (30%) | 108 (53%) | 182 (56%) | 230 (66%) | 107 (76%) | | Cause of death | | | | | | | | Cerebro-cardiovascular disease | 235 (35%) | 14 (36%) | 41 (38%) | 75 (41%) | 76 (33%) | 29 (27%) | | Infections | 167 (25%) | 7 (18%) | 27 (25%) | 37 (20%) | 61 (27%) | 35 (33%) | | Cancer | 88 (13%) | 5 (13%) | 14 (13%) | 25 (14%) | 30 (13%) | 14 (13%) | | Others | 132 (20%) | 7 (18%) | 17 (16%) | 30 (16%) | 22 (10%) | 22 (21%) | | Unknown | 44 (7%) | 6 (15%) | 9 (8%) | 15 (8%) | 7 (3%) | 7 (6.5%) |
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