|  |  |  | All-cause mortality |  |
---|---|---|---|---|---|
ERI ESA/kg/Hb | ERI quartile | Patients (n) | Unadjusted HR |   Adjusted HR1 |   Adjusted HR2 |
• HD patients |  |  |  |  |  |
  <5.87 | 1 | 253 | 1 |   1 |   1 |
  5.87-9.46 | 2 | 253 | 1.08 (0.82-1.43) |   1.16 (0.88-1.55) |   1.11 (0.83-1.49) |
  9.47-14.28 | 3 | 254 | 1.33 (1.01-1.74) |   1.28 (0.97-1.68) |   1.07 (0.81-1.43) |
  >14.28 | 4 | 253 | 1.81 (1.39-2.36) |   1.85 (1.41-2.42) |   1.34 (1.00-1.80) |
• PD patients |  |  |  |  |  |
  <3.21 | 1 | 115 | 1 |   1 |   1 |
  3.21-4.81 | 2 | 115 | 0.63 (0.36-1.12) |   0.45 (0.25-0.80) |   0.45 (0.25-0.83) |
  4.82-7.90 | 3 | 115 | 1.24 (0.75-2.03) |   0.95 (0.56-1.61) |   0.77 (0.43-1.36) |
  >7.90 | 4 | 116 | 1.72 (1.07-2.77) |   1.46 (0.88-2.41) |   1.18 (0.68-2.07) |