Fig. 5

Absolute volume load (sets*repetitions*intensity) of the strength training at the first and last session of the three rehabilitation phases. Mean with upper limit of 95% confidence interval are shown. Differences of repeated measures analyses of all exercises (black), leg exercises (blue), and the arm exercises (orange): *first vs. last session in a rehabilitation phase; #first session of PRE phase vs. last session of POST-out phase; +last session of PRE phase vs. last session of POST-out phase. a days (Median (IQR)) relative to the surgery