| Dual-task resistance exercise | Resistance exercise | Between-group difference in change scoresa | p-value (T×G) | Partial η2 | ||||
---|---|---|---|---|---|---|---|---|---|
 | pre | post | Within-group change scorea | pre | post | Within-group change scorea | |||
Senior fitness test | |||||||||
 Back scratch (cm) | -10.41 ± 11.51 | -8.59 ± 11.26 | 1.82 (1.44, 2.19) | -5.23 ± 9.03 | -3.41 ± 8.90 | 1.82 (1.43, 2.21) | -0.00 (-0.53, 0.52) | 0.986 | < 0.001 |
 Chair sit & reach (cm) | -8.86 ± 9.76 | -6.89 ± 9.35 | 1.97 (1.10, 2.84) | -5.23 ± 10.85 | -3.24 ± 10.71 | 1.99 (1.58, 2.39) | -0.01 (-0.94, 0.92) | 0.977 | < 0.001 |
 244 cm up & go (sec) | 15.85 ± 4.83 | 13.40 ± 3.71 | -2.45 (-3.52, -1.38) | 18.49 ± 5.37 | 16.65 ± 5.55 | -1.85 (-2.12, -1.58) | 0.60 (-1.68, 0.47) | 0.261 | 0.030 |
 2-min step Walk (number) | 26.91 ± 5.33 | 29.40 ± 5.41 | 2.50 (1.99, 3.01) | 27.18 ± 4.61 | 29.82 ± 4.66 | 2.64 (2.17, 3.10) | -0.14 (-0.80, 0.53) | 0.682 | 0.004 |
 30-sec chair stand (number) | 7.41 ± 1.92 | 9.59 ± 1.74 | 2.18 (1.59, 2.77) | 7.77 ± 2.16 | 9.41 ± 2.46 | 1.64 (1.24, 2.04) | 0.55 (-0.15, 1.24) | 0.119 | 0.057 |
 Grip strength - Lt. (kg) | 15.70 ± 7.34 | 17.19 ± 7.12 | 1.50 (0.99, 2.00) | 17.42 ± 7.97 | 18.81 ± 7.88 | 1.39 (1.05, 1.73) | 0.10 (-0.49, 0.70) | 0.722 | 0.003 |
 Grip strength - Rt. (kg) | 16.97 ± 6.86 | 19.11 ± 7.16 | 2.13 (1.68, 2.58) | 18.46 ± 8.58 | 20.96 ± 8.66 | 2.50 (2.04, 2.96) | -0.37 (-0.99, 0.26) | 0.242 | 0.032 |
 One leg standing (sec) | 3.10 ± 0.83 | 3.57 ± 0.92 | 0.48 (0.35, 0.60) | 2.71 ± 0.58 | 3.15 ± 0.56 | 0.45 (0.38, 0.52) | 0.03 (-0.11, 0.17) | 0.644 | 0.005 |
 ADL (score) | 13.41 ± 1.18 | 10.86 ± 0.94 | -2.55 (-3.09, -2.00) | 13.82 ± 1.33 | 11.36 ± 1.00 | -2.45 (-3.08, -1.83) | 0.09 (-071, 0.89) | 0.820 | 0.001 |