| High reading span group | Low reading span group | |||
| Test condition | Old | New | Old | New |
| 5-letter memory span test | 0.68 (0.19) | 0.31 (0.19) | 0.75 (0.16) | 0.31 (0.17) |
| 2-letter memory span test | 0.71 (0.18) | 0.28 (0.19) | 0.70 (0.15) | 0.32 (0.21) |
| No memory span test | 0.69 (0.17) | 0.22 (0.18) | 0.67 (0.18) | 0.24 (0.16) |