Hi list,<div><br></div><div>I have performed cortical thickness analysis and I have individuated a ROI.</div><div><br></div><div>Now, I'd like to perform a correlation analysis by qdec (if possible) between cortical thickness in this ROI and neuropsychological test score.</div><div><br></div><div>I'm reading some previous post such as&nbsp;http://www.mail-archive.com/freesurfer@nmr.mgh.harvard.edu/msg12683.html,</div><div>but I do not understand the passages that I should do.</div><div><br></div><div><pre style="font-family: courier, 'courier new', monospace; font-size: 14px; white-space: pre-wrap; word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; line-height: 19px; background-color: rgb(255, 255, 255); ">Please, may you briefly schematize the operation that I should do?</pre><pre style="font-family: courier, 'courier new', monospace; font-size: 14px; white-space: pre-wrap; word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; line-height: 19px; background-color: rgb(255, 255, 255); "><br></pre><pre style="font-family: courier, 'courier new', monospace; font-size: 14px; white-space: pre-wrap; word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; line-height: 19px; background-color: rgb(255, 255, 255); ">Thank you very much,</pre><pre style="font-family: courier, 'courier new', monospace; font-size: 14px; white-space: pre-wrap; word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; line-height: 19px; background-color: rgb(255, 255, 255); "><br></pre><pre style="font-family: courier, 'courier new', monospace; font-size: 14px; white-space: pre-wrap; word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; line-height: 19px; background-color: rgb(255, 255, 255); "><br></pre><pre style="font-family: courier, 'courier new', monospace; font-size: 14px; white-space: pre-wrap; word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; line-height: 19px; background-color: rgb(255, 255, 255); ">Stefano</pre></div>