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Table 7 Summary of ASD dimensional measures by schedule and group

From: The EU-AIMS Longitudinal European Autism Project (LEAP): clinical characterisation

  Total Adults Adolescents Children Mild ID
ASD TD/ID ASD TD ASD TD ASD TD ASD ID
Autism symptomatology measures
SRS-2 72.12a (11.75)
n = 357
47.96a (9.64)
n = 158
64.39a (10.85)
n = 99
47.59b (5.89)
n = 90
74.31a (10.71)
n = 105
45.71a (6.38)
n = 75
75.04a (11.25)
n = 90
44.86a (5.28)
n = 57
76.41a (9.93)
n = 63
64.55a (10.29)
n = 20
CSBQ/ASBQ 46.88a (16.59)
n = 225
7.10a (9.94)
n = 139
32.05b (14.88)
n = 102
7.85b (8.65)
n = 82
44.95a (16.87)
n = 105
5.88a (8.71)
n = 75
45.93a (16.37)
n = 87
5.21a (7.91)
n = 53
55.55a (13.74)
n = 33
24.55a (10.61)
n = 11
AQ 82.53 be (19.49)
n = 105
47.26be (14.92)
n = 82
94.66ad (17.92)
n = 99
42.63ad (16.49)
n = 70
92.74ac (17.18)
n = 86
39.46ac (17.15)
n = 54
99.36ad (17.33)
n = 28
81.30ad (12.02)
n = 10
RBS-R 16.75a (13.85)
n = 346
2.52a (8.04)
n = 157
10.73a (10.13)
n = 91
16.53a (13.95)
n = 106
1.01a (2.09)
n = 73
19.21a (12.94)
n = 87
1.07a (2.17)
n = 56
22.55a (16.82)
n = 62
11.86a (18.62)
n = 22
SSP 138.13a (27.46)
n = 293
175.39a (17.12)
n = 141
155.62a (23.88)
n = 60
137.35a (26.85)
n = 96
180.52a(11.00)
n = 62
130.31a (24.77)
n = 85
175.68a (12.75)
n = 56
132.17a (28.37)
n = 52
155.11a (28.43)
n = 19
  1. ns are lower for some measures due to missing data
  2. SRS-2 Social Responsiveness Scale–2, CSBQ/ASBQ Children’s Social Behaviour Questionnaire (parent-report, administered to children and adolescents), Adults’ Social Behaviour Questionnaire (self-report, administered to adults), RBS-R Repetitive Behavior Scale–Revised, SSP Short Sensory Profile, AQ Autism Spectrum Quotient (children, adolescents or adult version)
  3. aParent-report
  4. bSelf-report
  5. cAQ-Child
  6. dAQ-Adolescent
  7. eAQ-Adult