Table 1 Demographic and clinical characteristics of patients included in the TOPP study at baseline
Features | n = 166 (%) |
Mean age [years] at diagnosis ± SD | 39.0 ± 14.42 |
Mean age [years] at baseline ± SD | 44.0 ± 14.12 |
Female, n (%) | 102 (61.4) |
Level of education (n = 143) |  |
 University (bachelor or higher) | 63 (44.1) |
Time [months] since diagnosis, median (Q1, Q3) | 29.7 (9.5–80.0) |
Localization, n (%) | Â |
 Knee | 112 (68.5) |
 Ankle | 19 (11.4) |
 Hip | 12 (7.2) |
 Shoulder | 8 (4.8) |
 Foot | 5 (3.0) |
 Elbow | 3 (1.8) |
 Wrist | 3 (1.8) |
 Hand | 3 (1.8) |
 Temporomandibular | 1 (0.6) |
Therapy prior to baseline, n (%) | 139 (83.7) |
Recurrent disease, n (%) | 71 (42.8) |
 1 recurrence | 37 (52.9) |
 2 recurrence | 15 (21.4) |
 3 recurrence | 18 (25.7) |