I think threshold with TFCE corr.p tstats is 0.95 and with uncorrected results (only TFCE p tstats) is 0.99. I understand you perfectly, I am naive too, but I am doing this for my work. I hope this help you. Rosalia. 2011/7/31 Leslie Engineering <[log in to unmask]> > Hello- > > I'm sorry to ask such basic questions, but I am still confused by the > threshold option when using fslmaths. > > For instants, if I create a mask in anatomical space then transform it to > anatomical space and want to threshold for some finite p value would I use > fslmaths -thr? > > thanks >