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)

r

SG

CG

Flexion

0.36

0.29

Extension

0.43

0.26

Functional ROM

0.18

0.36

Theisen et al. BMC Musculoskeletal Disorders 2010 11:135   doi:10.1186/1471-2474-11-135