Table 2.
Task-switch performance.
| Variable | Total sample N = 90 | Walking group N = 46 | Control group N = 44 |
|---|---|---|---|
| Pre-intervention single accuracy | 92.71% | 93.13% | 92.27% |
| Post-intervention single accuracy | 96.48% | 96.47% | 96.50% |
| Pre-intervention repeat accuracy | 82.49% | 83.33% | 81.64% |
| Post-intervention repeat accuracy | 90.17% | 92.36% | 87.87% |
| Pre-intervention switch accuracy | 77.02% | 78.11% | 75.91% |
| Post-intervention switch accuracy | 88.86% | 91.13% | 86.49% |
| Pre-intervention local accuracy cost | −6.60% | −6.11% | −7.10% |
| Post-intervention local accuracy cost | −1.60% | −1.48% | −1.73% |
| Pre-intervention global accuracy cost | −15.69% | −15.02% | −16.36% |
| Post-intervention global accuracy cost | −7.96% | −5.45% | −10.58% |
| Pre-intervention single RT (ms) | 774.64 (105.35) | 774.62 (96.47) | 774.67 (114.82) |
| Post-intervention single RT (ms) | 758.97 (106.48) | 757.29 (99.94) | 760.75 (113.34) |
| Pre-intervention repeat RT (ms) | 994.96 (197.07) | 1000.27 (204.64) | 989.69 (191.36) |
| Post-intervention repeat RT (ms) | 986.17 (144.69) | 991.13 (136.40) | 980.88 (154.47) |
| Pre-intervention switch RT (ms) | 1356.34 (194.80) | 1358.90 (175.54) | 1353.79 (214.32) |
| Post-intervention switch RT (ms) | 1290.29 (239.18) | 1298.98 (204.85) | 1281 (273.27) |
| Pre-intervention local RT cost (ms) | 361.37 (218.37) | 358.63 (225.64) | 364.10 (213.37) |
| Post-intervention local RT cost (ms) | 304.12 (184.92) | 307.86 (143.17) | 300.12 (221) |
| Pre-intervention global RT cost (ms) | 400.86 (163.48) | 404.65 (148.15) | 397.06 (179.12) |
| Post-intervention global RT cost (ms) | 397.70 (153.57) | 407.18 (140.35) | 387.58 (167.59) |
Demographic information comparing the two intervention groups: walking intervention, stretching, and toning control.
RT, Reaction Time; ms, milliseconds.