Median values of the fat fractions at baseline and follow up.

The non-parametric paired Wilcoxon signed rank test was used to test significance.§significant differences between baseline and 12 month follow-up.*possible muscles for future longitudinal analysis; In lower leg; MG, In thigh; SAR, GRAC, VL and RF.BFLH = Biceps Femoris long head, ST = Semitendinosus, SM = Semimembranosus, BFSH = Biceps Femoris short head, SAR = Sartorius, VM = Vastus Medialis, GRAC = Gracilis, VL = Vastus Lateralis, RF = Rectus Femoris, MG = Medial Gastrocnemius, LG = Lateral Gastrocnemius, PL = Peroneus Longus, SOL = Soleus, TA = Tibialis Anterior.