CLBP	Chronic low back pain
IMU	Inertial measurement units
$J\omega$	Average absolute angular velocity
$J\alpha$	Average absolute linear acceleration
TUG	Timed up and go
SLST	Single-leg stance test
FTSS	Five times sit-to-stand
MAD	Mean amplitude deviation
${Amp}_{PR}$	Pelvic rotation amplitude
BBT	Balance board test
NPRS	Numeric pain rating scale
RMDQ	Roland–Morris Disability Questionnaire
MANOVA	Multivariate Analysis of Variance
SD	Standard deviation
s	Seconds