Beyond the Initial Ictus: Timing of WFNS Grade Assessment and Outcome Prediction in Aneurysmal Subarachnoid Hemorrhage.
BACKGROUND To identify the clinical timepoint of World Federation of Neurosurgical Societies (WFNS) grading that provides the highest prognostic accuracy for short- and long-term outcomes in aneurysmal subarachnoid hemorrhage (aSAH). METHODS In this cohort study of 389 patients, WFNS grades were recorded at first med...