Gait Speed Measurement for Elderly Patients with Risk of Frailty

Table 1

Experiment results for the dynamic start measure with UltraGaitSpeed v1.0.

	Differences (seconds)
	Stopwatch 1 and stopwatch 2	Stopwatch avg. and UltraGaitSpeed v1.0	Stopwatch 1 and UltraGaitSpeed v1.0	Stopwatch 2 and UltraGaitSpeed v1.0
Mean	0.13	0.66	0.66	0.67
Median	0.06	0.71	0.70	0.63
Mode	0.03	No mode present	0.75	1.13
Truncated mean (10%)	0.10	0.62	0.62	0.62
Average relative error with respect to manual watch average time (%)	2.8%	13.6%	13.7%	14.0%
Standard deviation	0.13	0.45	0.42	0.50