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Table 2 Differences in muscle strength and walking ability between women with FM and healthy women

From: Controlled, cross-sectional, multi-center study of physical capacity and associated factors in women with fibromyalgia

  Women with FM (n = 118) Healthy women (n = 93)  
  Mean (SD) Mean (SD) p-value
Isometric knee-extension force (N) 322.8 (108.9) 401.3 (81.7) < 0.001
Isometric elbow-flexion force (N) 120.1 (49.3) 185.3 (52.5) < 0.001
Hand-grip force (N) 152.8 (65.3) 233.3 (56.9) < 0.001
6MWT (m) 550.1 (72.5) 648.8 (64.4) < 0.001
  1. 6MWT Six Minute Walk Test