Table 1 Means and standard deviations of centre of pressure (CoP) measures obtained using a force platform and a pressure mat; and Pearson correlation coefficients between the two systems and their p-values
CoP Measure | Force Platform | Pressure Mat | Pearson Correlation | |
|---|---|---|---|---|
Mean (SD) | Mean (SD) | R | p-value | |
Anterior-posterior (AP) range (cm) | 2.45 (0.75) | 1.46 (0.74) | 0.843 | < 0.001 |
Medial-lateral (ML) range (cm) | 3.45 (0.98) | 2.76 (1.07) | 0.816 | < 0.001 |
95% area of best-fit ellipse (cm 2 ) | 4.64 (3.56) | 3.80 (3.70) | 0.900 | < 0.001 |
Sway path (cm) | 816.38 (186.61) | 146.78 (44.89) | 0.490 | 0.001 |