Rating scale measures are associated with Noldus EthoVision-XT video tracking of behaviors of children on the autism spectrum

Table 7 Correlations between tracking measures and repetitive and ritualistic behaviors severity for all data: All (n = 40), ASD (n = 30), and Not-ASD (n = 10) subsets

	Parent		Periphery		Turning bias
s	LAT	DUR%	LAT	DUR%	RAV1	RAV2	RAV MEAN
PDDBI Sensory/Perceptual Approach Behaviors
All	0.16	−0.09	−0.25	0.47	0.21	0.14	0.25
P	0.312	0.585	0.119	0.002	0.185	0.390	0.126
ASD	0.18	−0.19	−0.18	0.52	0.04	0.03	0.05
P	0.331	0.309	0.338	0.003	0.842	0.868	0.779
Not-ASD	−0.00	0.28	−0.63	0.19	0.50	0.43	0.62
P	0.998	0.430	0.051	0.595	0.143	0.213	0.058
PDDBI Ritualisms/Resistance to Change
All	−0.02	−0.01	−0.22	0.14	0.18	−0.02	0.12
P	0.925	0.973	0.168	0.373	0.259	0.811	0.472
ASD	0.16	−0.19	0.22	0.33	−0.06	0.17	0.10
P	0.413	0.326	0.251	0.079	0.761	0.356	0.594
Not-ASD	−0.02	0.30	−0.51	0.09	0.63	0.35	0.69
P	0.965	0.401	0.136	0.800	0.053	0.319	0.026
ABC/C Stereotypy
All	0.21	−0.09	−0.43	0.62	0.31	−0.04	0.20
P	0.184	0.586	0.005	0.000	0.055	0.808	0.225
ASD	0.31	−0.17	−0.39	0.69	0.23	−0.09	0.09
P	0.101	0.375	0.033	0.000	0.214	0.629	0.625
Not-ASD	−0.18	0.18	−0.73	0.47	0.55	0.19	0.56
P	0.629	0.610	0.016	0.174	0.103	0.591	0.096
ADOS-G Restricted and Repetitive Behaviors
All	0.14	−0.00	−0.16	0.40	0.17	−0.00	0.12
P	0.383	0.976	0.316	0.011	0.288	0.986	0.449
ASD	0.04	−0.03	−0.16	0.36	0.13	−0.32	−0.17
P	0.852	0.861	0.385	0.049	0.487	0.086	0.381
Not-ASD	−0.46	0.56	−0.10	−0.06	0.14	−0.64	−0.16
P	0.186	0.090	0.784	0.872	0.710	0.046	0.661

LAT = Latency (sec); DUR% = Percentage of session time; RAV = Relative angular velocity (°/sec).

ISSN: 2040-2392