Table 2.
Subject baseline demographics and disease characteristics
| Characteristic (n = 609)* |
n (%) or mean ± SD (range) |
|---|---|
| Gender, female | 462 (75.9) |
| Age, y | 57.6 ± 14.3 (19.4-90.2) |
| Race/Ethnicity | |
| White | 570 (93.6) |
| Hispanic | 17 (2.8) |
| Asian | 11 (1.8) |
| Black | 9 (1.5) |
| Native American | 1 (0.2) |
| Other | 1 (0.2) |
| BMI, kg/m2 | 26.4 ± 5.4 |
| Age at CD symptom onset, y (n = 608) | 48.3 ± 16.2 (0.0-89.3) |
| Time from CD onset to CD diagnosis, y (n = 608) | 5.4 ± 8.6 (-0.3-53.7) |
| Time to CD treatment after diagnosis, y (n = 608) | 1.0 ± 3.5 (-0.3-31.4) |
| Total TWSTRS (n = 604) | 38.2 ± 13.2 (4-077.0) |
*Number of patients with data was 609 unless otherwise specified. SD: standard deviation; BMI: body mass index; CD: cervical dystonia; TWSTRS: Toronto Western Spasmodic Torticollis Rating Scale.