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. Author manuscript; available in PMC: 2011 Sep 1.
Published in final edited form as: J Dev Behav Pediatr. 2010 Sep;31(7):592–601. doi: 10.1097/DBP.0b013e3181ee408e

Table 1.

Age, Gender, and Molecular sub-class distribution among participants

Total Deletion class I Deletion class II Deletion (other)* All Deletions UPD/Imprinting defects UBE3A mutation
Age(months) 0 – 24 27 12 9 4 25 0 2
25 – 36 26 5 13 0 18 5 3
37 – 60 39 12 13 0 25 8 6
Total 92 29 (32%) 35 (38%) 4 (4%) 68 (74%) 13 (14%) 11 (12%)
Gender M 50 13 22 0 35 8 7
F 42 16 13 4 33 5 4
*

These participants had a deletion that was not a typical class I or class II deletion