Table 3. Median values of the fat fractions at baseline and follow up.

Muscle	Baseline min	Baseline max	Baseline median	12 month min	12 month max	12 monthmedian	Paired diff. (sig)
BFLH §	1.5	97.3	71.6	2.2	94.4	75.2	0.004
ST §	2.3	100	55.7	2.1	96.1	59.7	0.021
SM §	2.6	94.1	49	2.9	95.6	54.2	0.015
BFSH	2.7	78.1	25.5	4.1	82.3	24.9	0.06
SAR § *	0.85	88.9	24.2	3.4	87.5	25.3	0.010
VM	1.1	89.1	25.6	0.8	83.5	30.9	0.065
GRAC § *	2.3	81.7	25.3	3.9	84.2	26.6	0.018
VL § *	0.6	82.1	15.6	1.2	82.1	20.9	0.025
RF § *	0.4	81.3	10.9	0.8	82.1	12.3	0.028
MG § *	1.1	90.3	21.7	1.3	90.3	22.6	0.009
LG §	0.8	88.4	19.3	0.8	87.8	23.9	0.009
PL	2.8	55	15.1	3.2	61.8	14	0.896
SOL	1.5	84.9	9.1	2.1	86	10.9	0.246
TA	1.4	24.6	5.5	1.3	23.5	5.2	0.627

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.