1. From the Department of Neurology (G.B., R.B., P.L., R.H., M.F., B.P., E.S.), Neurologic Intensive Care Unit, Innsbruck Medical University, Innsbruck, Austria; Statistics Collaborative Inc (J.R.), Washington, DC; and the Department of Neurology (L.K.-T., D.S.), Neurologic Intensive Care Unit, University Hospital Leipzig, Leipzig, Germany.