PMC6402432_01
PMC6402432_02
Measurement of SSP location index.. Note: The A-P distance of the posterior portion (a) of the muscle was divided by the A-P width of the entire muscle (b).. Abbreviations: SSP, supraspinatus; A-P, anterior-posterior.
oajsm-10-033Fig1.jpg
PMC6402432_02_oajsm-10-033Fig1.jpg
f1-oajsm-10-033
This was performed by drawing a line parallel to the reference line representing the maximum A-P width of muscle belly (Figure 1).