Table 2. Partial correlation coefficients (controlling for GDS score, gender and age) between SIPSO score, functional performance and muscle strength (n = 105).

	Correlation coefficient
Variable	1	2	3	4	5	6	7
1. SIPSO	1
2. Paretic dorsiflexion strength	0.447**	1
3. Paretic plantarflexion strength	0.218	0.234	1
4. Paretic knee extension torque	0.235	0.249	0.005	1
5. Paretic knee flexion torque	0.287	0.310*	0.054	0.598**	1
6. 6-minute walk test	0.545**	0.413**	0.092	0.401*	0.458**	1
7. Berg Balance Scale	0.429**	0.402**	0.212	0.306*	0.249	0.464**	1

*p <0.05

**p <0.001

GDS: Geriatric Depression Score; SIPSO: Subjective Index of Physical and Social Outcome.

p value was adjusted with Bonferroni correction.