Table 1: n = 84 (45 ages 12-24 months; 39 ages 24-36 months).
p< 0.001 🟥, p< 0.05 🟦, p< 0.05 ⬛.
| Engagement components | Ages 1-2 | Ages 2-3 | t |
| M | SD | M | SD |
| Pre-treatment | Eye Contact | 2.00 | 1.07 | 2.00 | .95 | 0.00 |
| Physical Contact | 4.00 | 1.41 | 3.00 | 1.52 | 3.12 |
| Obsessions | 6.00 | 1.09 | 9.00 | 0.97 | -4.41 |
| Detachment | 7.00 | 1.51 | 8.00 | 1.00 | -3.52 |
| Post-treatment | Eye Contact | 8.00 | 1.13 | 6.00 | 1.32 | 7.49 |
| Physical Contact | 9.00 | 1.52 | 6.00 | 1.24 | 9.82 |
| Obsessions | 2.00 | 1.19 | 4.00 | 1.41 | -14.09 |
| Detachment | 2.00 | 1.19 | 4.00 | 1.41 | -7.06 |
| Difference | Eye Contact | 6.00 | 1.58 | 4.00 | 1.67 | 5.63 |
| Physical Contact | 5.00 | 1.89 | 3.00 | 1.78 | 4.96 |
| Obsessions | -6.00 | 1.65 | -3.00 | 1.84 | -7.88 |
| Detachment | -5.00 | 1.46 | -4.00 | 1.78 | -2.83 |