The Relationship of the Subclavius Muscle with Relevance to Venous Cannulation below the Clavicle

Figure 2

Distance between the subclavius muscle and the subclavian vein in each group on the right and left sides. A significant difference was found comparing the distance from the subclavius muscle to the subclavian vein among the three groups based on the subjective classification. C: tightly connected group, P: partly connected group, and U: unconnected group.