Table 2. Mean subscale scores, and subscale score comparisons between the INTER-NDA and BSID-III.
| Subscale | INTER-NDA Mean (SD) |
BSID-III Mean (SD) |
Within-subjects t-tests |
|---|---|---|---|
| Cognitive | 36.8 (6.5) | 98.8 (13.1) | t(80) = 0.88, p = 0.38 |
| Receptive language/communication | 6.2 (1.2) | 10.0 (3.0) | t(80) = 0.00, p = 1.00 |
| Expressive language/communication | 31.0 (6.6) | 10.2 (3.3) | t(80) = 0.00, p = 1.00 |
| Overall language | 37.2 (7.3) | 100.9 (17.3) | t(80) = 1.08, p = 0.28 |
| Global Behaviour | 17.5 (3.4) | 33.5 (4.6) | t(80) = 0.96, p = 0.34 |
| Positive behaviour | 12.5 (2.5) | 23.0 (3.4) | t(80) = -0.13, p = 0.99 |
| Negative behaviour | 4.9 (1.1) | 10.5 (1.4) | t(80) = -0.01, p = 0.99 |