Table 1.
Mean scores and statistical comparison of the psychosocial variables measured.
| FM (n = 18) | HC (n = 22) | Difference | |
|---|---|---|---|
| mean (SD) | mean (SD) | t38 (p-value) | |
| Age | 43.9 (7.6) | 45.1 (7.2) | 0.5 (0.62) |
| Years of education | 10.4 (3.5) | 11.3 (3.3) | −0.82 (0.42) |
| WPI | 14 (4.8) | 1.7 (1.8) | 10.2 (<0.001) |
| MFE | 73.2 (22.5) | 20.6 (14) | 8.9 (<0.001) |
| BDI | 25.7 (11.8) | 7.13 (5.9) | 6.1 (<0.001) |
| VAS attention | 6.9 (1.7) | 2.2 (2.0) | 7.9 (<0.001) |
| VAS memory | 8.0 (1.8) | 2.6 (2.1) | 8.5 (<0.001) |
| VAS concentration | 7.6 (1.9) | 2.5 (2.4) | 7.3 (<0.001) |
| VAS pain | 7.7 (2) | 1.4 (1.6) | 11 (<0.001) |
| VAS health | 7.6 (2.3) | 2.3 (2.7) | 6.7 (<0.001) |
| VAS sleep | 8.6 (2.1) | 2.1 (2.4) | 8.4 (<0.001) |
Abbreviations: BDI - Beck Depression Inventory; WPI - Widespread Pain Index; MFE - Memory Failures of Everyday; VAS - Visual Analogue Scales measuring attentional, memory and concentration complaints, pain intensity, health status and quality of sleep in the last month (between 0 and 10, where 10 indicates the worst condition).