Table 5. Difference scores between the BSID-III and the INTER-NDA.

Subscale	Linear regression (difference scores vs BSID-III scores)
	r	p
Cognitive	0.27	0.02
Receptive language/communication	0.37	0.001
Expressive language/communication	0.26	0.02
Overall language	0.23	0.04
Global behaviour	0.28	0.01
Positive behaviour	0.26	0.02
Negative behaviour	0.35	0.001