Date of Award

Spring 5-17-2013

Degree Type

Thesis

Degree Name

Master of Arts (MA)

Department

Psychology

First Advisor

Tricia King, Ph.D.

Second Advisor

Robin Morris, Ph.D.

Third Advisor

Christopher Henrich, Ph.D.

Abstract

The purpose of this study was to investigate the relationship between word reading and white matter (WM) integrity in the reading system and test a theory-based moderated mediation model such that relationship of WM integrity with word reading is mediated by processing speed and indirect effect is moderated by group. Thirty-seven adult survivors of childhood brain tumor and typically developing adults participated (mean age=24.19(4.51) years, 62% female). Tractography identified the WM tract for three reading system connections. Fractional anisotropy of the IFOF and PT-OT tracts were significantly correlated with word reading in survivors (r=.55, .46, respectively; p

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