Table 1. Demographic variables and the outcome variables examined.

	Mean (SD)	Range
Age (years)	71.3 (4.6)	65–80
Height (m)	1.7 (0.1)	1.4–1.8
Weight (kg)	77.4 (15.5)	48–108
Isokinetic peak torque (N.m) dominant	126.4 (45.0)	48.5–229.2
Time to peak torque (msec)	601.4 (128.5)	410–940
Average isometric peak torque (N.m)	163.6 (57.7)	64.3–255.6
Average RTD (N.m/sec)	108.7 (64.3)	38.5–230.6
Average timed stair climbing (sec)	4.7 (0.9)	2.9–6.1
Average timed ramp up (sec)	2.2 (0.3)	1.5–2.9
Average timed up and go (sec)	7.1 (1.1)	5.6–9.2
Average 4 meters walking time (sec)	3.1 (0.6)	2.3–4.2

RTD: rate of torque development