Table 1.

AUC values of the best test result variables in females.

Signal	AUC	Signal	AUC	Signal	AUC
BMI	0.846	AE lateral extension ratio (hf and cl)	0.652	AE medial sit-to-stand skewness (lf)	0.624
Kinematic instability	0.796	AE medial extension ratio (hf and lf)	0.647	AE medial sit-to-stand kurtosis (lf)	0.612
AGE	0.687	AE medial sit-to-stand ratio (hf and cl)	0.642	AE medial sit-to-stand ratio (hf and lf)	0.611
AE medial extension ratio (hf and cl)	0.670	AE lateral extension ratio (hf and lf)	0.637	AE lateral sit-to-stand skewness (hf)	0.608
AE lateral flexion kurtosis (lf)	0.670	AE lateral sit-to-stand skewness (lf)	0.627	AE lateral sit-to-stand kurtosis (all)	0.605
AE lateral flexion skewness (lf)	0.666	AE lateral sit-to-stand kurtosis (lf)	0.625	AE lateral sit-to-stand skewness (all)	0.605
AE lateral flexion kurtosis (hf)	0.659

AE acoustic emission, BMI body mass index, hf high frequency, lf low frequency, cl clicks, all high and low frequency.