Table 1.
Characteristics of study participants
| Characteristic | n (%) |
|---|---|
| Age (y) | |
| 0-4 | 29 (1.7) |
| 5-9 | 147 (8.6) |
| 10-14 | 641 (37.4) |
| 15-21 | 895 (52.3) |
| Sex | |
| Male | 908 (53.0) |
| Female | 804 (47.0) |
| Stage | |
| I | 98 (5.7) |
| II | 1006 (58.8) |
| III | 354 (20.7) |
| IV | 254 (14.8) |
| Histologic type | |
| Nodular sclerosis | 1383 (80.8) |
| Mixed cellularity | 156 (9.1) |
| Lymphocyte predominant | 97 (5.7) |
| Lymphocyte depleted | 4 (0.2) |
| Unknown/unreported | 72 (4.2) |
| B symptoms | |
| Yes | 381 (22.2) |
| No | 1327 (77.5) |
| Not reported | 4 (0.2) |
| Bulk disease | |
| Yes | 1257 (73.4) |
| No | 435 (25.4) |
| Not reported | 20 (1.2) |