. Author manuscript; available in PMC: 2021 Nov 19.

Published in final edited form as: J Neuromuscul Dis. 2020;7(4):407–417. doi: 10.3233/JND-190457

Table 2.

Comparison of CSA and Non-fat Area of COL6-RD and control participants (thigh and lower leg)

Group	Muscles	CONTROL		COL6-RD
Group	Muscles	CSAmax (cm²)	Non-Fat Area (cm²)	CSAmax (cm²)	Non-Fat Area (cm²)
Thigh	VI	16.1 ± 8.2	15.9 ± 8.2	8.3 ± 3.0⁺	7.1 ± 3.2⁺
	VL	19.0 ± 8.4	18.7 ± 8.3	13.1 ± 6.1	10.7 ± 4.7⁺
	VM	15.8 ± 8.1	15.4 ± 8.1	7.7 ± 3.8⁺	5.7 ± 2.7⁺
	RF	8.4 ± 2.9	8.2 ± 2.8	5.0 ± 2.3⁺	4.5 ± 2.2⁺
Lower leg	Sol	19.6 ± 9.4	19.0 ± 9.5	14.0 ± 9.0	13.6 ± 8.7
	MG	10.8 ± 6.2	10.6 ± 6.0	8.0 ± 4.8	7.7 ± 4.6
	LG	7.3 ± 4.3	7.2 ± 4.2	5.7 ± 3.4	5.3 ± 2.8

⁺

Significantly different from control at p < 0.05.

COL6-RD – Collagen VI related dystrophy, CSA_max- Maximum cross-sectional area, VIVastus Intermedius, VL- Vastus Lateralis, VM- Vastus Medialis, RF- Rectus Femoris, Sol- Soleus, MG- Medial Gastrocnemius, LG- Lateral Gastrocnemius.