Table 3. Characteristics of gait during linear trajectory.

	PD		HS		P
Speed (m/s)	1.22 ± 0.23	[1.11–1.33]	1.23 ± 0.24	[1.11–1.35]	0.91
Cadence (steps/min)	118.6 ± 12.5	[112.4–124.8]	115.0 ± 10.2	[109.9–120.1]	0.34
Normalized stride length	0.75 ± 0.11	[0.70–0.80]	0.78 ± 0.11	[0.72–0.84]	0.39

Values are expressed as mean ± SD and CI in brackets. P-values refers to the t-test analysis between Parkinson’s Disease patients (PD) and Healthy Subjects (HS).