Table 2.

Pearson correlation coefficients to measure associations between limits of stability (AP-LOS), functional limits of stability (FSL), ankle muscle strength, two-point discrimination (TPD) and postural stability parameters

Partial Pearson correlations	AP-LOS (cm)	FSL (%)	TPD (mm)	ML sway (cm)	AP sway (cm)	Sway area (cm²)	Sway velocity (cm/s)	Dorsiflexors isometric strength (N m)	Plantarflexors isometric strength (N m)
AP-LOS (cm)	1
FSL (%)	0.98^*	1
TPD (mm)	0.05	0.03	1
ML sway (cm)	−0.03	−0.01	0.3^*	1
AP sway (cm)	0.09	0.11	0.10	0.23	1
Sway area (cm²)	0.06	0.07	0.10	0.81^*	0.74^*	1
Sway velocity (cm/s)	−0.05	−0.1	0.26^*	0.65^*	0.42^*	0.51^*	1
Dorsiflexors isometric strength (N m)	0.3^*	0.27	−0.33^*	−0.07	−0.11	−0.05	−0.12	1
Plantarflexors isometric strength (N m)	0.55^*	0.4^*	0.029	0.11	−0.003	0.12	0.03	0.52^*	1

^*Significant at P < 0.05.