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. 2023 Jun 2;6(6):e2316346. doi: 10.1001/jamanetworkopen.2023.16346

Table 1. Participant Characteristics by Intervention Condition Order.

Characteristic Participants, No. (%)
RDE-first (N = 70) SADE-first (N = 68)
Age, mean (SD), y
At first eligibility visit 9.19 (2.04) 9.33 (1.93)
At first dental visit 9.73 (2.12) 9.77 (1.96)
At second dental visit 10.47 (2.15) 10.52 (1.99)
Time between dental visits, mean (SD), mo 8.95 (4.36) 8.98 (5.87)
Sex
Male 58 (82.9) 56 (82.4)
Female 12 (17.1) 12 (17.6)
Race
Asian 4 (5.7) 8 (11.8)
Black 7 (10.0) 4 (5.9)
American Indian 0 0
Pacific Islander 0 1 (1.5)
White 53 (75.7) 52 (76.5)
>1 6 (8.6) 3 (4.4)
Ethnicity
Hispanic 50 (71.4) 47 (69.1)
Non-Hispanic 20 (28.6) 21 (30.9)
Diagnoses
ADHD 16 (22.9) 10 (14.7)
≥1 Other diagnosesa 27 (38.6) 27 (39.7)
ADOS-2 severity score, mean (SD) 6.19 (1.78) 6.65 (1.89)
Low (3-4) 16 (22.9) 12 (17.6)
Moderate (5-7) 42 (60.0) 37 (54.4)
High (8-10) 12 (17.1) 19 (27.9)
WASI-II FSIQ4, mean (SD)b 74.71 (23.14) 71.56 (24.40)
<70 32 (45.7) 37 (54.4)
≥70 38 (54.3) 31 (45.6)
VABS-II Expressive Communication, mean (SD)c 64.97 (29.15) 63.63 (27.29)
<83 43 (61.4) 44 (64.7)
≥83 26 (37.1) 24 (35.3)
NA 1 (1.4) 0
SensOR Inventory Total, mean (SD)d 25.36 (12.95) 29.46 (13.91)
CASI-4 Autism Anxiety Scale, mean (SD)e 18.55 (9.91) 21.39 (10.47)
CFSS-DS, mean (SD) 45.94 (14.92) 49.25 (12.10)
No fear (<32) 13 (18.6) 4 (5.9)
Borderline fear (32-38) 12 (17.1) 11 (16.2)
High fear (>38) 45 (64.3) 53 (77.9)
Mother’s education
<High school 8 (11.4) 12 (17.6)
High school 12 (17.1) 10 (14.7)
Some college or vocational 28 (40.0) 27 (39.7)
College degree 22 (31.4) 19 (27.9)
Father’s education
<High school 7 (11.1) 14 (24.1)
High school 21 (33.3) 15 (25.9)
Some college or vocational 18 (28.6) 13 (22.4)
College degree 17 (27.0) 16 (27.6)

Abbreviations: ADOS-2, Autism Diagnostic Observation Schedule-2; CASI-4, Child and Adolescent Symptom Inventory, 4th edition, Autism Spectrum Disorder Anxiety Scale; CFSS-DS, Children’s Fear Survey Schedule–Dental Subscale; VABS-II, Vineland Adaptive Behavior Scales-II Expressive Communication; WASI-II FSIQ4, Wechsler Intelligence Scale Full Scale Intelligence Quotient.

a

Other diagnoses available for selection on survey and number endorsed within the full analytic cohort of 162 children: 1 child with learning disability, 4 children with developmental disability, 2 children with dyslexia, 4 children with sensory integration disorder, 4 children with epilepsy, 7 children with anxiety disorder.

b

IQ score of 70 is used to determine intellectual disability.

c

Range, 0 to 108; raw score of 83 is equivalent to the expressive language of a child aged 4 years.

d

Range, 0 to 76; higher score indicates greater over-responsivity to common sensory experiences.

e

Range, 0-60; greater anxiety indicated by higher score.