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Table 1 Autism Diagnostic Interview-Revised and Autism Diagnostic Observation Schedule scores in Patients 1 and 2

From: High-functioning autism spectrum disorder and fragile X syndrome: report of two affected sisters

 

Patient 1

Patient 2

ADI-R

  

 Age at evaluation (y)

30

28

 Social (cut-off = 10)

20

11

 Verbal communication (cut-off = 8)

17

4

 Repetitive behavior (cut-off = 3)

6

1

 Abnormality prior to 36 months (cut-off = 1) 

3

1

 ADI-R diagnosis

autism

not autism

ADOS (module 4)

  

 Age at evaluation (y)

33 yes

28

 Communication (cut-off autism = 3, ASD = 2)

6

4

 Social interaction (cut-off autism = 6, ASD = 4)

14

6

 Total communication + social  (cut-off autism = 10,ASD = 7)

20

10

 Imagination

3

0

 Restricted behaviors and interests

8

0

 ADOS diagnosis

autism

autism

Final research diagnosis

autism

PDD NOS

  1. ADI-R Autism Diagnostic Interview-Revised, ADOS Autism Diagnostic Observation Schedule, ASD autism spectrum disorder, PDD-NOS pervasive developmental disorder not otherwise specified.