. Author manuscript; available in PMC: 2010 Feb 1.

Published in final edited form as: Hum Mol Genet. 2009 May 19;18(15):2912–2921. doi: 10.1093/hmg/ddp229

Table 3.

Description of the study sample.

Study sample	Families	Affected individuals	Males	Females
Extended pedigree	20^a	34^b	25	9
Autism	97	119	90	28
Asperger syndrome (AS)	28	119	74	45

Of which 16 included in the autism study sample, one in both autism and AS samples, and three in neither

Of which 33 used in analyses (a MZ twin left out)