From: Personality styles in patients with fibromyalgia, major depression and healthy controls
 | Fibromyalgia | Major depression | Healthy controls | |
---|---|---|---|---|
 | Total (N = 44) | Nondepressed (N = 19) | (N = 43) | (N = 41) |
 | M (SD) | M (SD) | M (SD) | M (SD) |
Age (years) | 47.3 (12.6) | 47.9 (10.9) | 38.1 (9.6) | 37.8 (11.2) |
Symptom duration | 13.2 (10.6) | 12.9 (9.8) | 10.4a (8.9) | 0.0 (0.0) |
Beck Depression | Â | Â | Â | Â |
Inventory | 14.9 (10.1) | 10.9 (8.0) | 24.1 (6.5) | 2.3 (2.6) |
 | N (%) | N (%) | N (%) | N (%) |
Female gender | 41 (93.2) | 17 (89.5) | 29 (67.4) | 27 (73.0) |