Table 1

Demographic and clinical characteristics of patients enrolled in the open-label extension
Parameter Value (Number = 560)
Age, years
  Mean (SD) 46.9 (10.8)
  ≥ 65 years, number (%) 23 (4.1)
Sex, number (%)
  Male 50 (8.9)
  Female 510 (91.1)
Race, number (%)
  White 512 (91.4)
  Black 34 (6.1)
  Asian 6 (1.1)
  Other 8 (1.4)
BMI, kg/m2
  Mean (SD) 28.4 (4.6)
  Range 16.4–41.5
Years since first FM symptoms
  Mean (SD) 9.9 (8.7)
Double-blind baseline values, mean (SD)
  Pain VAS 72.0 (13.3)
  Fatigue VAS 73.1 (14.8)
  FIQ total score 62.4 (14.1)

BMI, body mass index; FIQ, Fibromyalgia Impact Questionnaire; FM, fibromyalgia syndrome; SD, standard deviation; VAS, visual analog scale.

Spaeth et al.

Spaeth et al. Arthritis Research & Therapy 2013 15:R185   doi:10.1186/ar4375

Open Data