Table 2:

Participant gait and functional measures, survey results, and prospective falls and stumbles.

	Normal-weight (N=17) Mean (SD)	Obesity Class I-III (N=15) Mean (SD)	p-value
Gait Measures
Self-selected treadmill speed (m/s)	1.05 (0.24)	0.80 (0.22)	0.004*^
Self-selected overground speed (m/s)	1.08 (0.17)	0.98 (0.15)	0.126^
Step Width (cm)	9.60 (3.73)	13.55 (4.85)	0.012*
Stride Length (m)	1.10 (0.16)	0.88 (0.23)	0.003*
Functional Measures
Timed Up and Go (s)	7.83 (0.93)	9.05 (1.33)	0.004*
10-m Walk Test (m/s)	1.97 (0.26)	1.74 (0.24)	0.014*
Figure-8 Walk Time (s)	6.73 (1.07)	7.73 (1.21)	0.015*
Figure-8 Walk Steps	12.53 (1.28)	15.06 (2.05)	<0.001*
Four Square Step Test (s)	7.93 (1.40)	9.37 (2.90)	0.078
Single Leg Support Test (s) †	30 [13.79, 30]	11.86 [1.25, 30]	0.001*
SAFE Survey Results
Fear of Falling †	0.11 [0, 0.44]	0.25 [0, 0.63]	0.119
Activity Restriction †	0.5 [0, 7]	1 [0, 7]	0.338
Prospective Falls and Stumbles
Number of “fallers”	11	5	0.079^^
Falls per “faller” †	1 [1, 12]	2 [1, 3]	0.088
Number of “stumblers”	13	12	0.809^^
Stumbles per “stumbler” †	5 [1, 45]	4 [1,22]	0.241

^*p < 0.05

^{^}p-value obtained from post-hoc tests within a mixed-model ANOVA; all other p-values are obtained from t-tests

^{^^}p-value obtained from Ch-squared test

^†Data reported as Median [Min, Max]