Table 1.

Sample size calculation based on difference between treatments and SD of 30 CST repetitions, with 80% statistical power and 5% statistical significance

Difference	SD
	4.0	4.5	5.0
1.0	506	638	788
2.0	128	162	200
3.0	58	74	90

Calculated using Student’s t-test.

30 CST, 30 s chair stand test.