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Power for 4 group Analysis of Variance with mean changes in the SDMT of 4 more correct for the combined group; 2 more correct for each of the single intervention groups and 0 change for the Sham Group
| Power | n | Total N |
|---|---|---|
| 0.52751 | 50.00 | 200 |
| 0.57247 | 55.00 | 220 |
| 0.61476 | 60.00 | 240 |
| 0.65423 | 65.00 | 260 |
| 0.69081 | 70.00 | 280 |
| 0.72449 | 75.00 | 300 |
| 0.75533 | 80.00 | 320 |
| 0.78341 | 85.00 | 340 |
| 0.80885 | 90.00 | 360 |
| 0.83179 | 95.00 | 380 |
| 0.85239 | 100.00 | 400 |
