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. Author manuscript; available in PMC: 2010 Nov 1.
Published in final edited form as: Neuroimage. 2010 Feb 2;51(3):1117–1125. doi: 10.1016/j.neuroimage.2010.01.083

Table 5.

Linear mixed effects model analysis of MD, adjusted for total brain white matter MD and handedness. Units for the estimated effect size and standard error are 10−3 mm2/s. (LH=left hemisphere).

Covariate Estimated effect SE t-value p-value
Autism 0.006 0.005 1.10 n.s.
LH −0.015 0.005 −6.91 <10−5
Autism×LH 0.013 0.003 4.15 0.002
Age (years) −0.002 0.001 −1.04 n.s.