GData Collected:
å1 Anatomical (SPGR) dataset for each subject
í124 sagittal slices
å10 Time Series (EPI) datasets for each subject
í23 axial slices x 138 volumes = 3174 volumes/timepoints
per run
¥note:
each run consists of random presentations of rest and all 4 stimulus condition levels
íTR = 2 sec;
voxel dimensions = 3.75 x 3.75 x 5 mm
åSample size, n=3 (subjects ED, EE, EF)
¥ note: original study had n=10
¥Analysis
Steps:
G Part I: Process data for each subject first
åPre-process subjectsÕ data Þ many steps involved hereÉ
åRun deconvolution analysis on each subjectÕs dataset ---
3dDeconvolve
å
G Part II: Run group analysis
å2-way Analysis of Variance (ANOVA) --- 3dANOVA2
íi.e., Stimulus Condition (4) x Subjects (3) = 2-way
ANOVA