Table 1

Subject characteristics
FM patients Controls
Mean (SD), range Mean (SD), range
Age (years) 51.8 (8.5), 38-64 52.4 (8.7), 37-64
Body mass index (kg/m2) 26.7 (5.3), 17.8-38.9 24.6 (3.3), 20.5-35.0
No. of tender points 15.7 (2.2), 11-18 Not Addressed
Years since diagnosis 5.5 (6.3), 0-26 Not Addressed
Years since first symptoms 11.6 (6.8), 3-33 Not Addressed
% (n) % (n)
Employment fraction ≥50% 27 (7) 88 (22)
Smokers 27 (7) 24 (6)
Exercise (≥1 session per week) 96 (25) 88 (22)

Descriptive statistics for demographic and other background variables of the fibromyalgia (FM) patients and the healthy controls.

Westgaard et al.

Westgaard et al. BMC Musculoskeletal Disorders 2013 14:97   doi:10.1186/1471-2474-14-97

Open Data