Table 2. Effects of a 6-week flywheel resistance exercise training program on postural balance and mobility in older adults (n=34).
ETG CON
Pretest(Mean ± SD) Postest(Mean ± SD) P * Pretest(Mean ± SD) Postest(Mean ± SD) P * P Between-group differences (95% CI)
TUG (s) 6.25 ± 1.38 5.42 ± 0.74 <0.01* 6.24 ± 1.02 6.08 ± 0.86 .482 .023 -.68 (-1.25 to -.98)
OE_COP (mm) 13.26 ± 4.45 13.50 ± 3.73 .708 13.70 ± 3.95 14.91 ± 4.29 .099 .309 -.97 (-2.89 to .94)
OE_AP (mm) 6.26 ± 4.11 4.58 ± 1.51 .050* 6.47 ± 3.02 7.70 ± 3.95 .028* .004 -2.90 (-4.82 to -.99)
OE_ML (mm) 11.48 ± 5.44 11.63 ±3.36 .844 10.79 ± 2.86 11.15 ± 3.20 .461 .819 -.21 (-2.06 to 1.64)
CE_COP (mm) 20.94 ± 6.70 19.74 ± 5.43 .081 18.87 ± 5.30 17.96 ± 3.75 .242 .705 -.40 (-2.51 to 1.72)
CE_AP (mm) 7.34 ± 3.13 6.76 ± 2.61 .337 6.69 ± 2.26 6.83 ± 2.00 .777 .351 -.72 (-2.28 to .83)
CE_ML (mm) 17.89 ± 5.80 17.99 ± 5.84 .920 15.21 ± 4.77 15.05 ±4.05 .479 .635 .57 (-1.86 to 3.01)
CT_COP (mm) 13.85 ± 4.82 14.38 ± 3.69 .382 14.30 ± 5.26 14.56 ± 3.98 .818 .640 .74 (-2.46 to 3.95)
CT_AP (mm) 5.41 ± 1.84 5.27 ± 1.82 .792 6.14 ± 3.40 6.54 ± 2.91 .604 .561 -.54 (-2.41 to 1.33)
CT_ML (mm) 11.06 ± 4.32 11.42 ± 2.79 .630 10.92 ± 3.14 11.31 ±3.15 .826 .632 .56 (-1.81 to 2.93)
TUG: Timed up and go test; COP: center of pressure excursions; OE: Open eyes; CE: Closed eyes; CT: Cognitive Task; AP: antero-posterior axis; ML: medio-lateral axis. Statistically significant differences (p < 0.05).
* Within-group differences, P value from 1-way ANOVA (time factor).
‡ Between-groups differences, P value from 2x2 (GroupxTime) ANOVA with repeated measurements for the time factor.