Single Task (motor) Dual Task   Early Late Early Late Stance time Slow leg 69.0 (1.95) 69.36 (1.67) 70.33 (1.76) 69.72 (1.51) Fast leg 61.87 (2.66) 60.94 (2.18) 62.10 (1.08) 61.11 (2.01) Stride length Slow leg 0.68 (0.15) 0.73 (0.17) 0.69 (0.21) 0.70 (0.18) Fast leg 0.95 (0.13) 1.01 (0.11) 1.07 (0.20) 1.12 (0.15) Double support time Slow leg 19.34 (1.49) 16.50 (2.01) 20.94 (3.09) 17.10 (1.67) Fast leg 10.98 (0.06) 13.85 (0.98) 11.51 (2.22) 14.57 (3.04) Step length Slow leg 0.45 (0.08) 0.42 (0.06) 0.44 (0.10) 0.42 (0.05) Fast leg 0.28 (0.06) 0.35 (0.05) 0.31 (0.07) 0.38 (0.06)

Table 2: Dependent Variables Summary Table. Measures of gait adaptation for each leg in Early and Late Adaptation during Single and Dual Task conditions. Mean (standard deviation).