Research Article

Combining a Cognitive Concurrent Task with a Motor or Motor-Cognitive Task: Which Is Better to Differentiate Levels of Affectation in Parkinson’s Disease?

Table 1

Comparisons between mild and moderate disability groups, including means, standard deviations between brackets, and t scores for Student t-tests.

Mild disabilityModerate disabilityt

Age (years)69.42 (10.64)71.00 (7.38)−0.46
Years of education9.36 (2.43)11.15 (4.24)−1.51
MoCA score18.90 (7.53)17.23 (8.52)0.58
Gait (spatiotemporal parameters)
 Stride speed (m/s)0.83 (0.28)0.63 (0.22)2.19
 Cadence (strides/min)91.56 (11.27)78.34 (14.71)1.44
 Stride length (m)1.09 (0.23)1.04 (0.22)0.61
 Simple support duration (s)0.75 (0.09)0.71 (0.08)0.18
 Double support duration (s)0.23 (0.08)0.24 (0.07)−0.87
 Gait cycle duration (s)1.26 (0.16)1.49 (0.42)−0.90
Phonemic fluency
 Single6.89 (4.20)5.77 (4.71)0.71
 Dual (with tracking)5.26 (4.23)3.69 (3.59)1.10
 Dual (with pedaling)7.21 (5.01)5.46 (4.20)1.03
 Triple5.42 (3.66)3.41 (3.68)1.48
Tracking
 Single53.05 (29.77)27.23 (17.32)2.81
 Dual35.74 (26.46)27.69 (18.93)0.94
 Triple32.42 (24.33)25.17 (20.29)0.86
Pedaling
 Single71.95 (24.86)48.62 (20.65)2.79
 Dual51.05 (16.70)39.08 (19.34)1.87
 Triple38.10 (17.97)16.75 (14.67)3.45

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