| Year/Domain | t (df) | d |
| 2014-15 |
|
|
| Decoding | 7.20 (1, 45)*** | 0.93 |
| Comprehension | 7.76 (1, 45)*** | 0.59 |
| Total Knowledge | 9.35 (1, 45)*** | 0.90 |
| 2015-15 |
|
|
| Decoding | 9.94 (1, 60)*** | 0.81 |
| Comprehension | 0.109 (1, 60) | - |
| Total Knowledge | 6.36 (1, 60)*** | 0.44 |
| 2016-17 |
|
|
| Decoding | 8.06 (1, 57)*** | 0.94 |
| Comprehension | 4.49 (1, 57)*** | 0.59 |
| Total Knowledge | 5.21 (1, 57)*** | 0.86 |