Fig. 3From: The influence of fatigue and chronic low back pain on muscle recruitment patterns following an unexpected external perturbationMean and standard deviation (error bars) of each muscle (biceps brachii (BB), thoracic spinal erector (SE), right multifidus (RM), left multifidus (LM), external oblique (EO), internal oblique (IO)) of variables describing the timing and variables describing the amount of muscle activity post impact between healthy subjects and those with chronic low back pain and between healthy subjects without fatigue and healthy subjects with fatigueBack to article page