Table 1.
Demographic and baseline characteristics of the study population
| Characteristics | LV-GCA | TAK | Total |
|---|---|---|---|
| Patients | |||
| Patients, n (%) | 51 (51) | 49 (49) | 100 (100) |
| Age at diagnosis, mean (s.d.), years | 64.7 (9.3) | 30.9 (10.7) | 48.1 (19.6) |
| Female, n (%) | 36 (70.6) | 43 (87.8) | 79 (79) |
| Newly diagnosed at first PET/CT, n (%) | 32 (62.7) | 14 (28.6) | 46 (46) |
| Time between symptoms onset and diagnosis, mean (s.d.), months | 10.5 (26.3) | 24.4 (48.4) | 17.3 (39.2) |
| Disease duration at first PET/CT scan, mean (s.d.), months | 9.1 (16.8) | 41.9 (57.2) | 25.2 (44.7) |
| Follow-up, mean (s.d.), months | 83.9 (47.9) | 111.6 (68.5) | 97.5 (60.2) |
| PET/CT scans | |||
| PET/CT scans, n (%) | 249 (52.3) | 227 (47.7) | 476 (100) |
| Disease duration at PET/CT scans, mean (s.d.), months | 52.3 (47.1) | 68.5 (61.6) | 60.1 (54.9) |
| Clinically active disease, n (%) | 71 (28.5) | 54 (23.8) | 125 (26.3) |
| Active PET/CT scans (physician-determined), n (%) | 67 (26.9) | 78 (34.4) | 145 (30.5) |
| PETVAS, mean (s.d.) | 5.9 (7.5) | 6.1 (5.9) | 6.0 (6.8) |