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. Author manuscript; available in PMC: 2012 Dec 5.
Published in final edited form as: Phys Ther. 2008 Sep 26;88(12):1482–1491. doi: 10.2522/ptj.20080117

Table 4.

Descriptive Statistics and ANOVA Results Related to the Composite PPA Score and the Five Key PPA Components. Mean Values Adjusted for Age ± Standard Error (SE).

Variable * MoCA Score ≥ 26 (n = 86)
Mean (SE); 95% CI
MoCA Score < 26 (n = 72)
Mean (SE); 95% CI
P value
Composite PPA Score 0.06 (0.10); − 0.14 to 0.26 0.51 (0.11); 0.29 to 0.72 < 0.01
Postural Sway (mm) 114.0 (9.1); 96.0 to 132.1 144.2 (9.9); 124.7 to 163.7 0.03
Quadriceps Strength (kg) 30.3 (0.8); 28.7 to 32.0 28.4 (0.9); 26.6 to 30.2 0.11
Hand Reaction Time (ms) 264.8 (5.9); 253.1 to 276.5 273.4 (6.4); 260.8 to 286.1 0.32
Proprioception (deg) 1.0 (1.0); 0.82 to 1.2 1.3 (1.1); 1.1 to 1.5 0.10
Edge Contrast (dB) 22.9 (0.5); 22.0 to 23.8 21.9 (0.5); 20.9 to 22.8 0.13
*

PPA = Physiological Profile Assessment.