Site		M-P-R DQ (MP-R DAE/age)×100	PLS-4 T1 total language standard score	ADOS T1 Overall Severity metric	ADOS T1 Social Affect Severity metric	ADOS T1 Restricted Repetitive Behaviours Severity metric
1	N	51	43	54	54	54
	Mean	59	69.28	7.20	7.35	7.15
	Standard deviation	18	17.41	1.93	2.06	2.09
2	N	132	128	133	133	133
	Mean	56	64.31	7.49	7.67	7.21
	Standard deviation	18	17.92	1.81	1.82	1.60
3	N	66	67	66	66	66
	Mean	51	61.42	7.79	7.24	8.58
	Standard deviation	19	17.01	1.68	1.93	1.76
4	N	77	84	89	89	89
	Mean	54	65.56	7.89	7.52	8.40
	Standard deviation	18	18.60	1.45	1.71	1.36
5	N	62	64	64	64	64
	Mean	62	67.61	7.41	6.81	8.31
	Standard deviation	30	24.54	1.57	1.59	1.46