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. Author manuscript; available in PMC: 2010 Apr 1.
Published in final edited form as: Genes Brain Behav. 2008 Dec 11;8(3):275–282. doi: 10.1111/j.1601-183X.2008.00469.x

Table 3.

Descriptive statistics for non-genotypic predictor variables

Full sample
PTPN11 only
SOS1 only
n=65 n=33 n=6
Mean (SD) Mean (SD) Mean (SD)
Cardiac disease severity (CSEV rating) 2.7 (1.0) 2.7 (1.0) 3.3 (1.1)
Total passes, hearing screening 5.2 (1.9) 5.1 (1.9) 5.2 (1.3)
Motor dexterity (Purdue Pegboard Test)* 72.9 (22.2) 78.0 (17.4) 78.2 (13.1)
Years of parental education 15.6 (1.9) 15.5 (1.8) 15.8 (1.5)
*

Normative mean = 100, SD = 15