Baseline and transplantation-related characteristics according to pretransplantation PET status
| . | PET-negative (n = 38), mean (SD) . | PET-positive (n = 42), mean (SD) . | P . |
|---|---|---|---|
| Age at transplantation, y | 46.7 (10.6) | 42.1 (12.9) | .085 |
| Male | 27 (71.1) | 28 (66.7) | .810 |
| GVHD (before DLI) | 10 (26.3) | 12 (28.6) | .638 |
| Full donor chimerism (6 months after SCT) | 12 (31.6) | 13 (31.0) | 1.000 |
| Lymphoma subtype | |||
| Follicular | 14 (36.8) | 16 (38.1) | .387 |
| Hodgkin | 8 (21.1) | 14 (33.3) | — |
| Mantle cell | 5 (13.2) | 6 (14.3) | — |
| Diffuse large B-cell | 6 (15.8) | 1 (2.4) | — |
| Transformed follicular | 3 (7.9) | 3 (7.1) | — |
| Peripheral T-cell | 2 (5.3) | 2 (4.8) | — |
| Donor type | |||
| Matched unrelated | 13 (34.2) | 16 (38.1) | .761 |
| Mismatched unrelated | 3 (7.9) | 5 (11.9) | — |
| Sibling | 22 (57.9) | 21 (50.0) | — |
| . | PET-negative (n = 38), mean (SD) . | PET-positive (n = 42), mean (SD) . | P . |
|---|---|---|---|
| Age at transplantation, y | 46.7 (10.6) | 42.1 (12.9) | .085 |
| Male | 27 (71.1) | 28 (66.7) | .810 |
| GVHD (before DLI) | 10 (26.3) | 12 (28.6) | .638 |
| Full donor chimerism (6 months after SCT) | 12 (31.6) | 13 (31.0) | 1.000 |
| Lymphoma subtype | |||
| Follicular | 14 (36.8) | 16 (38.1) | .387 |
| Hodgkin | 8 (21.1) | 14 (33.3) | — |
| Mantle cell | 5 (13.2) | 6 (14.3) | — |
| Diffuse large B-cell | 6 (15.8) | 1 (2.4) | — |
| Transformed follicular | 3 (7.9) | 3 (7.1) | — |
| Peripheral T-cell | 2 (5.3) | 2 (4.8) | — |
| Donor type | |||
| Matched unrelated | 13 (34.2) | 16 (38.1) | .761 |
| Mismatched unrelated | 3 (7.9) | 5 (11.9) | — |
| Sibling | 22 (57.9) | 21 (50.0) | — |
PET indicates positron emission tomography; GVHD, graft-versus-host disease; DLI, donor lymphocyte infusion; SCT, stem cell transplantation; and —, not applicable.