Table 2. Mean and standard deviation of elderly balance score, distance walked score, and muscle strength in the intervention and control groups.

Score	Control group	Intervention group	Statistical indicator
	Mean ( SD) N=28	Mean ( SD) N=35
Balance	29.4 (6.1)	38.3 (12.0)	P= 0.001 t=3.5
Distance walked	24.1 (6.7)	27.9 (11.1)	P= 0.002 z = 1.4
Muscle strength	18.3 (4.7)	16.8 (5.3)	P= 0.240 t=1.1
Muscle strength†	16.89 (0.20)	17.99 (0.18)	P= 0.001 ANCOVA

^*P-Values were calculated using the independent t-test,^**P-Values were calculated using the Mann–Whitney U-test, ^†Muscle strength adjusted score