Table 2 Psychological variables in female patients with fibromyalgia and female population controls: mean scores with 95% confidence intervals

Psychological symptoms

HAD-A

6.2 (5.0–7.4)

4.4 (3.5–5.4)

5.4

0.02

HAD-D

4.9 (3.7–6.0)

2.3 (1.5–3.0)

15.5

<0.001

GHQ-30 likert

33.6 (29–28)

24.1 (21–27)

14.2

<0.001

Personality

EPQ-N

10.1 (8.5–11.6)

7.6 (6.1–9.0)

5.5

0.02

EPQ-L

9.9 (8.7–11.0)

9.6 (8.7–10.4)

0.2

0.69

TAS

67.7 (65–71)

64.9 (62–68)

1.6

0.21

MHLC

Internal

20.2 (18.5–22.0)

23.8 (22.2–25.3)

9.0

0.004

Chance

16.4 (14.8–18.0)

13.9 (12.6–15.2)

6.2

0.02

External

15.4 (13.7–17.1)

16.0 (15.0–17.4)

0.3

0.60