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. Author manuscript; available in PMC: 2011 Mar 15.
Published in final edited form as: J Am Acad Child Adolesc Psychiatry. 2008 Jun;47(6):642–651. doi: 10.1097/CHI.0b013e31816bffb7

TABLE 1.

Collaborative Programs for Excellence in Autism/Studies to Advance Autism Research and Treatment Sample Description

Module 1,
No Words
Module 1,
Some Words
Module 2,
Younger
Module 2,
Older
Module 3





Diagnosis n Mean SD n Mean SD n Mean SD n Mean SD n Mean SD
Autism
   Age 295 41.8 24.3 183 47.7 25.4 53 44.2 9.2 100 91.0 24.8 339 118.2 32.0
   VIQ 295 36.4 17.3 183 59.4 19.2 53 77.2 20.1 100 62.0 18.9 339 87.5 24.0
   NVIQ 295 60.4 22.7 183 71.4 20.1 53 85.4 21.5 100 81.9 24.5 339 97.9 25.1
   ADI social 240 20.3 5.0 169 17.7 5.7 50 15.7 5.0 97 22.8 5.4 307 21.0 5.2
   ADI comm-V 18 17.8 3.6 59 16.0 4.0 47 14.8 4.1 89 17.9 4.0 304 16.9 4.7
   ADI comm-NV 208 11.7 2.1 109 10.1 2.8 2 11.5 3.5 10 11.2 2.4 0
   ADI-RR 240 5.0 2.1 169 5.2 2.3 50 6.3 2.3 97 6.9 2.6 307 6.5 2.7
   ADOS social 295 11.3 2.5 183 9.5 2.5 53 9.2 2.7 100 10.1 2.9 339 9.0 2.9
   ADOS comm 295 5.7 1.7 183 5.0 2.1 53 6.6 1.9 100 6.8 2.0 339 4.1 1.8
   ADOS SA 295 16.1 3.6 183 13.8 3.6 53 12.4 3.9 100 13.3 4.2 339 11.4 4.3
   ADOS RR 295 4.2 2.3 183 3.3 1.9 53 3.5 1.9 100 3.4 1.8 339 2.3 1.8
PDD-NOS
   Age 6 58.0 28.3 21 47.7 23.5 17 44.7 5.3 9 84.4 20.2 45 117.5 28.3
   VIQ 6 40.3 15.7 21 59.0 21.2 17 85.2 16.1 9 65.8 23.3 45 101.0 24.4
   NVIQ 6 59.2 20.5 21 70.1 25.4 17 85.9 13.3 9 106.6 25.6 45 105.1 16.7
   ADI social 6 19.5 6.6 19 13.3 6.2 16 10.7 4.9 9 15.2 9.0 44 16.0 6.9
   ADI comm-V 0 8 11.0 5.9 14 10.9 4.1 8 13.2 7.2 44 13.4 6.4
   ADI comm-NV 4 10.5 4.0 9 9.0 2.7 2 9.5 0.7 1 12.0 0
   ADI-RR 6 1.2 .7 18 5.2 2.9 16 4.0 3.0 9 3.4 1.9 44 5.4 2.8
   ADOS social 6 10.3 2.4 21 6.5 1.7 17 6.2 2.9 9 8.2 2.7 45 5.3 2.9
   ADOS comm 6 6.0 1.8 21 4.3 1.5 17 4.6 1.5 9 3.8 1.9 45 2.7 1.5
   ADOS SA 6 15.2 2.9 21 10.3 2.9 17 8.4 4.1 9 9.7 2.5 45 6.6 3.8
   ADOS RR 6 1.7 1.5 21 2.1 1.8 17 1.3 1.4 9 1.8 1.4 45 1.4 1.3
Nonspectrum
   Age 51 36.6 14.5 64 44.4 22.9 18 50.1 5.6 8 74.5 7.3 73 115.4 32.3
   VIQ 51 48.7 17.8 64 66.9 17.6 18 76.1 14.8 8 76.6 18.7 73 98.5 21.2
   NVIQ 51 62.8 19.2 64 71.4 16.8 18 84.0 20.2 8 85.5 24.2 73 100.8 20.9
   ADI social 43 9.4 7.4 53 6.8 7.3 12 2.8 2.4 4 5.5 1.3 59 4.2 4.4
   ADI comm-V 1 14.0 21 8.4 6.2 11 4.6 3.3 4 6.8 2.6 59 3.1 3.3
   ADI comm-NV 38 6.8 4.4 27 3.7 3.7 1 1.0 0 0
   ADI-RR 43 3.1 2.1 53 2.5 2.7 12 2.0 2.1 4 2.0 2.2 59 1.2 1.4
   ADOS social 51 5.4 4.1 64 2.7 2.8 18 1.5 1.0 8 3.6 3.5 73 2.4 2.5
   ADOS comm 51 3.1 2.3 64 1.5 1.8 18 2.2 1.2 8 3.0 2.5 73 1.4 1.4
   ADOS SA 51 7.9 5.6 64 3.9 4.0 18 2.6 1.1 8 5.3 4.9 73 2.8 3.2
   ADOS RR 51 2.2 2.1 64 1.5 1.7 18 0.3 0.5 8 1.1 1.6 73 0.2 0.7

Note: All ages in months. VIQ = Verbal IQ; NVIQ = Nonverbal IQ; ADI social = ADI-R Social total; ADI-R comm-V = Autism Diagnostic Interview-Revised Communication Total for verbal subjects; ADI-R comm-NV = ADI-R Communication total for nonverbal subjects; ADI-RR = ADI-R Restricted, Repetitive Behaviors total; ADOS social = Autism Diagnostic Observation Schedule Social total; ADOS comm = ADOS Communication total; ADOS SA = revised algorithm Social Affect domain; ADOS RR = revised algorithm Restricted, Repetitive Behavior domain; PDD-NOS = pervasive developmental disorder-not otherwise specified.