Sample size calculations based on a power of 0.8 and an alpha level of 0.05 in a two-sided test with different SD and mean differences in MAGE
| Scenario | Mean difference | SD | Participants needed in each group (n) |
| 1 | 0.5 | 0.7 | 31 |
| 2 | 0.5 | 0.6 | 23 |
| 3 | 0.5 | 0.5 | 16 |
| 4 | 0.6 | 0.7 | 22 |
| 5 | 0.6 | 0.6 | 16 |
| 6 | 0.6 | 0.5 | 11 |
| 7 | 0.7 | 0.7 | 16 |
| 8 | 0.7 | 0.6 | 12 |
| 9 | 0.7 | 0.5 | 8 |