Table 3

Demographics of fibromyalgia patients and other groups

Fibromyalgia

RA/SLE

Major depressiona

Healthy controls


Number analyzed

202

51

11

213

Age, years

51 ± 10.5

49 ± 13.1a

46 ± 11.4b

43 ± 14.0c

Gender ratio, female/male

16/1

ND

5 ± 1

13 ± 1

Number of pain locations

16 ± 4.9

7.0 ± 4.4

4.0 ± 2.5

1.6 ± 2.3


In comparison with the fibromyalgia patients: aP = 0.25; bP = 0.13; cP < 0.001. ND, not determined; RA/SLE, rheumatoid arthritis/systemic lupus erythematosus.

Bennett et al. Arthritis Research & Therapy 2009 11:R120   doi:10.1186/ar2783

Open Data