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Table 6 Correlation between the results of the Ott sign and the ultrasound topometric measurements (r = correlation coefficient; SG = study group; CG = control group; ROM = range of motion)

From: Co-occurrence of outlet impingement syndrome of the shoulder and restricted range of motion in the thoracic spine - a prospective study with ultrasound-based motion analysis

r

SG

CG

Flexion

0.36

0.29

Extension

0.43

0.26

Functional ROM

0.18

0.36