Table 1.
Demographic and clinical data of the study cohorts: Elderly controls (EC), participants with PD that do not show freezing-of-gait (PD−FOG), and participants with PD and freezing-of-gait (PD+FOG).
| Group | EC | PD-FOG | PD+FOG |
|---|---|---|---|
| f/m | 1/2 | 2/3 | 0/4 |
| Age [y] | 65.7 ± 14.2 | 68.6 ± 9.0 | 64.3 ± 8.2 |
| BMI [kg/m2] | 23.5 ± 3.3 | 24.7 ± 2.9 | 26.6 ± 6.7 |
| MoCA | 24.0 ± 2.6 | 24.2 ± 5.9 | 22.8 ± 2.2 |
| UPDRS | 10.8 ± 4.9 | 12.8 ± 5.6 | |
| Number of stops | 13 | 19 | 22 |
| Number of FOG | 62 |
Gender f/m, females/males; BMI, body mass index (in kg/m2); MoCA, Montreal Cognitive Assessment (Lifshitz et al., 2012); UPDRS, Unified PD Rating Scale, Score Part III (Fahn et al., 1987). Differences between the groups are not significant. All participants performed multiple trials of the experiment; the listed total numbers of stop and FOG episodes was used for the analysis.