Table 2.
Results From the ANCOVA Models.
| Source | F | df | P | Effect Size | |
|---|---|---|---|---|---|
| Aged | Corrected model | 4.012 | 4 | .018 | |
| Intercept | 7.174 | 1 | .016 | ||
| Age (y) | 0.870 | 1 | .364 | ||
| Pace | 9.424 | 1 | .007 | 1.21 | |
| Protocol | 1.676 | 1 | .213 | 0.18 | |
| Distance | 4.472 | 1 | .050 | 0.51 | |
| Error | 17 | ||||
| Total | 22 | ||||
| Neuro | Corrected model | 4.883 | 4 | .004 | |
| Intercept | 22.467 | 1 | .000 | ||
| Age (y) | 3.204 | 1 | .084 | ||
| Pace | 7.682 | 1 | .010 | 1.21 | |
| Protocol | 0.233 | 1 | .633 | 0.34 | |
| Distance | 0.494 | 1 | .488 | 0.40 | |
| Error | 29 | ||||
| Total | 34 |
NOTE. The dependent variable was the mean velocity (weighted by 1/SE from each group). Age was entered as a covariate in both models. Effect sizes were calculated for the single degree of freedom (df) comparisons (d-index) by using unadjusted values.