Table 1.

Characteristics of toddlers in the sample

Demographic variable	Mean (SD)
Child age in video (months)	28.93 (4.70)
ADOS-2
Overall CSS	7.19 (1.83)
Social affect CSS	7.06 (2.29)
Restricted/repetitive behaviors CSS	7.44 (1.59)
MSEL ELC	70.15 (16.74)
VABS-3 ABC	71.31 (13.58)
	n (%)
Child sex
Male	11 (68.75)
Female	5 (31.25)
Child race
White	10 (62.5)
Asian	1 (6.25)
Black/African American	4 (25)
Multiracial	1 (6.25)
Child ethnicity
Hispanic/Latinx	3 (18.75)
Non-Hispanic or Latinx	13 (81.25)
Maternal education
High school diploma/GED	1 (6.25)
Some college	1 (6.25)
College degree	11 (68.75)
Post-college degree	3 (18.75)

SD standard deviation; ADOS-2 Autism Diagnostic Observation Schedule, Second Edition; ADOS-2 CSS Calibrated Severity Score; MSEL ELC Mullen Scales of Early Learning Composite Standard Score; VABS-3 ABC Vineland Adaptive Behavior Scale—3rd Edition Adaptive Behavior Composite Standard Score