Table 3.

Spearman’s correlation between clinical scores and biomechanical parameters

Exercises	Extracted features	Spearman’s correlation	Standard error of estimate
PSUP	Num-PS	− 0.257	0.263
	Wps	− 0.009	0.254
	Wsp	− 0.025	0.211
	fSD-PS	− 0.488	0.199
	tetaSD-PS	0.307	0.257
OPCL	Num-OC	− 0.539	0.238
	Wop	− 0.647	0.281
	Wcl	− 0.639	0.264
	fSD-OC	0.313	0.244
	tetaSD-OC	− 0.647	0.280
THFF	tapTF	− 0.728	0.247
	WcTF	− 0.804	0.284
	WoTF	− 0.836	0.253
	fSD-TF	− 0.006	0.202
	tetaSD-TF	− 0.188	0.284
POST	PwrP	0.59	0.281
	PwrPR2	0.159	0.286