Success rates at 12 months according to risk groups at initial treatment
| Risk group* . | No. . | Percentage . | FFS . | FFS + PDN ≤ 0.2 mg/kg/day . | FFS + PDN ≤ 0.05 mg/kg/day . | FFS + no PDN . |
|---|---|---|---|---|---|---|
| All patients | 400 | 100 | 0.54 | 0.42 | 0.27 | 0.22 |
| Standard | 346 | 86 | 0.58 | 0.45 | 0.29 | 0.23 |
| High | 54 | 14 | 0.28 | 0.22 | 0.15 | 0.11 |
| Risk group* . | No. . | Percentage . | FFS . | FFS + PDN ≤ 0.2 mg/kg/day . | FFS + PDN ≤ 0.05 mg/kg/day . | FFS + no PDN . |
|---|---|---|---|---|---|---|
| All patients | 400 | 100 | 0.54 | 0.42 | 0.27 | 0.22 |
| Standard | 346 | 86 | 0.58 | 0.45 | 0.29 | 0.23 |
| High | 54 | 14 | 0.28 | 0.22 | 0.15 | 0.11 |
PDN, prednisone.
Standard risk, 0 to 2 risk factors; high risk, 3 to 4 risk factors. Risk factors included time interval <12 months from transplantation to initial treatment, patient age ≥60 years, severe involvement (score 3) of the gastrointestinal tract, liver, or lungs, and Karnofsky score <80% at initial treatment.