Characteristics of the 59 Patients
| Characteristic | Data |
| Median age at diagnosis (y) | 35.5 (16–76) |
| Sex | |
| Male | 40 (68) |
| Female | 19 (32) |
| Histologic type | |
| Lymphocyte-rich | 5 (9) |
| Mixed cellularity | 7 (12) |
| Nodular sclerosis | 45 (76) |
| Unclassified* | 2 (3) |
| Ann Arbor stage | |
| I | 5 (9) |
| II | 17 (29) |
| III | 10 (17) |
| IV | 27 (46) |
| Bulky tumor (mass > 10 cm) | 9 (15) |
| International prognosis score | |
| 0–2 | 23 (39) |
| ≥3 | 36 (61) |
↵* Patients with only extranodal biopsy available were defined as having unclassified HL according to World Health Organization 2008 classification.
Data are n followed by percentage in parentheses, except for age.