Gait Parameter Adjustments for Walking on a Treadmill at Preferred, Slower, and Faster Speeds in Older Adults with Down Syndrome

Table 2

Absolute treadmill gait variables for adults with Down syndrome (DS) and typical development (TD), mean (standard deviation).

Group	Speed	Treadmill speed (m/s)	Step width (m)	Stride length (m)	Stride frequency (strides/s)	Percent stance (%)
DS adults	40%	0.28 (0.09)	0.14 (0.06)	0.37 (0.13)	0.77 (0.12)	80.6 (3.7)
	75%	0.54 (0.15)	0.15 (0.06)	0.60 (0.16)	0.91 (0.16)	75.6 (4.1)
	110%	0.80 (0.20)	0.15 (0.06)	0.79 (0.19)	1.01 (0.12)	71.9 (3.8)
TD adults	40%	0.39 (0.07)	0.10 (0.03)	0.68 (0.09)	0.59 (0.13)	77.5 (3.6)
	75%	0.73 (0.12)	0.09 (0.03)	0.94 (0.10)	0.78 (0.10)	73.2 (2.2)
	110%	1.07 (0.18)	0.09 (0.02)	1.17 (0.12)	0.91 (0.11)	69.4 (1.9)