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. Author manuscript; available in PMC: 2018 Jun 4.
Published in final edited form as: J Intellect Dev Disabil. 2016 Sep 18;42(2):114–122. doi: 10.3109/13668250.2016.1228858

Table 4. Correlation coefficients between the current age and the other variables.

Variable(s) Age of the initial parental concerns Age of the first occurrence of sign(s) Number of signs




Current age Spearman’s rho .44 .48 -.44
p value .08 .06 .08
N  17 16 17