Table 3.

Gait Speed by Demographics With and Without Outliers Included

	Trial 1 (m/s)		Trial 2 (m/s)		Trial 3 (m/s)		Average (m/s)		Change from Trial 1 to 3 (m/s)
	n=113	n=110 dropped outliers	n=113	n=110 dropped outliers	n=113	n=110 dropped outliers	n=113	n=110 dropped outliers	n=113	n=110 no outliers
Male	1.05 (0.25)	1.06 (0.24)	1.08 (0.24)	1.09 (0.24)	1.10 (0.24)	1.11 (0.24)	1.08 (0.24)	1.09 (0.24)	0.05 (0.08)	0.05 (0.08)
Female	0.92 (0.29)	0.97 (0.24)	0.96 (0.30)	1.02 (0.24)	0.98 (0.30)	1.03 (0.23)	0.95 (0.29)	1.01 (0.23)	0.06 (0.08)	0.06 (0.08)
p value	0.022	0.13	0.045	0.23	0.030	0.17	0.029	0.17	0.61	0.54
No A.D.	1.05 (0.25)	1.05 (0.25)	1.08 (0.24)	1.08 (0.24)	1.10 (0.24)	1.10 (0.24)	1.08 (0.24)	1.08 (0.24)	0.055 (0.08)	0.06 (0.08)
Used A.D.	0.68 (0.26)	0.85 (0.09)	0.69 (0.26)	0.86 (0.09)	0.72 (0.28)	0.90 (0.11)	0.70 (0.27)	0.87 (0.09)	0.04 (0.06)	0.05 (0.08)
p value	<0.0001	0.07	<0.0001	0.042	<0.0001	0.058	<0.0001	0.053	0.61	0.91
WNL gait/posture	1.13 (0.22)	1.13 (0.22)	1.16 (0.21)	1.16 (0.21)	1.18 (0.21)	1.18 (0.21)	1.15 (0.21)	1.15 (0.21)	0.05 (0.09)	0.05 (0.09)
Abn gait/posture	0.81 (0.22)	0.84 (0.18)	0.85 (0.23)	0.89 (0.20)	0.87 (0.22)	0.91 (0.18)	0.84 (0.22)	0.88 (0.18)	0.07 (0.05)	0.07 (0.05)
p value	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001	0.19	0.12

Legend: Values reported as mean (SD). p value in bold if <0.05

Abbreviations: A.D., assistive device; WNL, within normal limits; Abn, abnormal