Table 4.
Explanatory PCA with oblimin rotation of the 14 items of the TCT (n = 51)
| Items | Component 1 | Component 2 | |
|---|---|---|---|
| 1 | Eye contact | 0.859 | −0.273 |
| 2 | Smiling | 0.797 | 0.073 |
| 3 | Singing | 0.676 | 0.312 |
| 4 | Using gesture | 0.864 | 0.040 |
| 5 | Holding gaze | 0.854 | −0.021 |
| 6 | Following with gaze | 0.931 | −0.189 |
| 7 | Vocalizing | 0.076 | 0.877 |
| 8 | Speaking | 0.525 | 0.529 |
| 9 | Appropriate touch | 0.649 | 0.130 |
| 10 | Exercises | 0.748 | 0.264 |
| 11 | Rhythmic movements | 0.848 | 0.033 |
| 12 | Contribution | 0.717 | 0.277 |
| 13 | Using instruments | 0.859 | 0.094 |
| 14 | Interactive posture | 0.902 | −0.072 |
| Explained variance | 66% | 7.3% | |
| Cronbach's α | 0.96 | 0.77 | |