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Table 3 Diagnostic score results

From: Autism screening at 18 months of age: a comparison of the Q-CHAT-10 and M-CHAT screeners

  n Mean SD Min Max
ADOS scores (overall)      
Social affect total 406 5.0 4.9 0 20
Restricted/repetitive behavior total 405 1.7 1.9 0 8
Overall total (SA + RRB) 405 6.6 6.1 0 24
Range of concerns 401 1.4 0.8 1 3
ADOS scores (ASD negative)      
Social affect total 344 3.5 3.2 0 14
Restricted/repetitive behavior total 343 1.2 1.5 0 6
Overall total (SA + RRB) 343 4.7 4.0 0 17
ADOS scores (ASD positive)      
Social affect total 62 13.4 3.6 6 20
Restricted/repetitive behavior total 62 4.1 1.9 1 8
Overall total (SA + RRB) 62 17.5 3.7 9 24
MSEL T-scores      
Gross motor 405 50.8 9.6 20 80
Visual reception 404 54.5 12.0 20 80
Fine motor 405 50.6 9.2 20 80
Receptive language 404 50.3 9.2 20 80
Expressive language 405 45.9 13.7 20 80