Comparison of diagnostic validity of two autism rating scales for suspected autism in a large Chinese sample

Table 1 The description of autism behavior checklist and childhood autism rating scale

Variables	Mean	SD	Kurtosis	Skewness	Cronbach's α	AUC	AUC (95%CI)
ABC	70.05	1.19	0.39	-0.04	0.426	0.768	0.727-0.805
CARS	35.72	4.10	1.39	0.99	0.772	0.846	0.810-0.877

SD: Standard deviation; ABC: Autism behavior checklist; CARS: Childhood autism rating scale; AUC: Area under curve; CI: Confidence interval.