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Table 2 Subject baseline demographics and disease characteristics

From: Rationale and design of a prospective study: Cervical Dystonia Patient Registry for Observation of OnaBotulinumtoxinA Efficacy (CD PROBE)

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)

  1. *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.