. Author manuscript; available in PMC: 2019 Jul 10.

Published in final edited form as: Acta Paediatr. 2014 Jan 7;103(4):447–454. doi: 10.1111/apa.12540

Table 1. Internal consistency, interinterviewer reliability and test–retest reliability of each DMC-II score.

	Internal consistency		Interinterviewer reliability			Test–retest reliability

	n	Cronbach’s alpha	n	r	ICC	N	r	ICC

Motor	1123	0.84	15	0.88	0.88	16	0.96	0.95
Language	1123	0.70	15	0.85	0.81	16	0.77	0.77
Personal-social	1123	0.74	15	0.91	0.90	16	0.93	0.91
Total score	1123	0.88	15	0.93	0.93	16	0.96	0.96