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Table 3 Effects of the interactive balance training on functional performance

From: Interactive balance training integrating sensor-based visual feedback of movement performance: a pilot study in older adults

Parameters Control group Intervention group P valueb Effect sizec
Baseline n = 15 Post-test n = 15 % changea Baseline n = 15 Post-test n = 15 % changea
Alternate step test, sec 19.97 ± 7.43 18.77 ± 5.77 6.0 19.49 ± 6.46 15.78 ± 4.98 19.0 0.037 0.151
Timed-up-and-go, sec 17.97 ± 4.86 18.67 ± 5.28 -3.9 16.55 ± 4.72 14.91 ± 5.41 9.9 0.024 0.174
Gait speed, normal, cm/sec 0.77 ± 0.20 0.80 ± 0.20 3.9 0.83 ± 0.16 0.90 ± 0.18 8.4 0.264 0.048
Gait variability, normal, CV 5.86 ± 3.57 4.98 ± 2.30 15.0 5.82 ± 4.92 4.84 ± 3.50 16.8 0.902 0.001
Gait speed, fast, cm/s 1.04 ± 0.20 0.99 ± 0.23 -4.8 1.07 ± 0.20 1.15 ± 0.26 7.5 0.010 0.227
Gait variability, fast, CV 5.08 ± 3.29 5.14 ± 3.78 -1.2 5.04 ± 2.61 5.06 ± 2.88 -0.4 0.951 0.000
  1. Data presented as mean ± standard deviation; apositive scores indicate improvement; bP-values from ANCOVA comparing the effect of the intervention on post-test outcome parameters adjusting for baseline values; cEffect size eta squared from ANCOVA; CV, coefficient of variation.