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Scores over time on the primary outcomes.
| Time | Gross motor skill (raw) | Print concept knowledge | Alphabet knowledge |
|---|---|---|---|
| 1 | 230.7 (21.2) | 93.8 (19.5) | 13.1 (8.8) |
| 2 | 236.0 (24.0) | 102.6 (17.7) | 16.0 (9.4) |
| 3 | 250.8 (17.1) | 121.9 (9.5) | 18.7 (10.4) |
| 4 | 256.6 (17.9) | 130.3 (15.3) | 19.1 (9.30) |
