Fig. 4From: Maximal strength training as physical rehabilitation for patients with substance use disorder; a randomized controlled trialData are presented as mean ± SE. Maximal V-wave/maximal M-wave (V/M-ratio) for the training group at pre- and posttest. * p < 0.01, difference within group from pre- to posttest. # p < 0.01, different from the control group from pre- to posttestBack to article page