Table 4

Subjective scores on Visual Analogue Scale (VAS) of pain (only fibromyalgia [FM] patients) and perceived general tension at arrival, after laboratory relaxation, and after mental stress test for FM patients and healthy controls
Arrival Laboratory relaxation Mental stress pa
Pain within FM group
Shoulder/neck pain 28 (8–45) 22 (7–29) 39 (28–47)c <0.001
Low back pain 12 (0–25) 7 (0–11) 7 (0–17) 0.09
pb 0.06 0.002 <0.001
General tension
FM patients 32 (13–42) 17 (7–25) 52 (37–58)d <0.001
Controls 10 (5–24)e 5 (2–8) 40 (21–52)f <0.001
pb 0.007 <0.001 0.13

Values are median (95%CI).

aFriedman’s ANOVA; bWilcoxon signed rank test; cdifferent from Laboratory relaxation (p<0.001); ddifferent from arrival (p=0.03) and Laboratory relaxation (p<0.001); edifferent from Laboratory relaxation (p<0.001) and mental stress (p<0.001); fdifferent from Laboratory relaxation (p<0.001).

Westgaard et al.

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

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