Table 1.
Baseline patient and disease characteristics
| Characteristics at diagnosis | Number (%) |
|---|---|
| Total number of pts | 65 (100) |
| Age (years), median 42, range 15–64 | |
| ≤60 years | 61 (94) |
| >60 years | 4 (6) |
| Gender | |
| Male | 32 (49) |
| Female | 33 (51) |
| Histology | |
| PTCL not otherwise specified | 36 (55) |
| AITL | 9 (14) |
| ALCL | 20 (31) |
| ALK-negative | 7 (11) |
| ALK-positive | 4 (6) |
| ALK-unknown | 9 (14) |
| Ann Arbor stage | |
| I–II | 14 (21.5) |
| III–IV | 50 (77) |
| Unknown | 1 (1.5) |
| Constitutional symptoms | |
| Absent | 14 (21.5) |
| Present | 51 (78.5) |
| BM involvement | |
| No | 44 (68) |
| Yes | 16 (24.5) |
| Unknown | 5 (7.5) |
| IPI score | |
| 0–1 | 16 (25) |
| 2 | 17 (26) |
| 3–4 | 24 (37) |
| Unknown | 8 (12) |
| PIT score | |
| 0 | 10 (15) |
| 1 | 23 (35) |
| 2–3 | 18 (28) |
| Unknown | 14 (22) |
PTCL peripheral T cell lymphoma, IPI International Prognostic Index, PIT Prognostic Index for peripheral T cell lymphoma, AITL angioimmunoblastic T cell lymphoma, ALCL anaplastic large cell lymphoma, ALK anaplastic lymphoma kinase