Table 2.
Within-group comparison of kinematics measures across sessions and days.
| Between days: (D1S1 + D1S2) − (D2S1 + D2S2) | Between sessions: (D1S1 + D2S1) − (D1S2 + D2S2) | Day × Session | Within day 1: D1S2 − D1S1 | D2S1 − D1S2 | Within day 2: D2S2 − D2S1 | |
|---|---|---|---|---|---|---|
| F day | F session | F interaction | t | t | t | |
| Overall number of sides | ||||||
| Kindergarten | 1.04 | 1.43 | 0.10 | 0.45 | 0.58 | 0.11 |
| Second-grade | 80.30*** | 33.46*** | 0.77 | 4.95*** | 5.82*** | 4.34*** |
| Pen-lifts ratio | ||||||
| Kindergarten | 5.87* | 0.35 | 0.58 | 0.18 | 2.89** | 0.91 |
| Second-grade | 4.87* | 1.53 | 3.82 | 2.25* | 2.29* | 0.24 |
| Line-crossings ratio | ||||||
| Kindergarten | 2.68 | 0.32 | 0.39 | 0.85 | 1.47 | 0.13 |
| Second-grade | 25.28*** | 4.26* | 7.59* | 3.11** | 3.67** | 0.65 |
| Reversals ratio | ||||||
| Kindergarten | 2.09 | 0.89 | 3.96 | 1.83 | 0.69 | 0.26 |
| Second-grade | 21.78*** | 18.17*** | 18.03*** | 4.68** | 4.25** | 2.25* |
*p < 0.05, **p < 0.01, ***p < 0.001. Kindergarten, n = 19; Second-grade, n = 19. D = Day. S = Session.