Fig. 3
From: Clipping versus coiling in posterior circulation intracranial aneurysms: a meta-analysis
a OR forest plot, showing PND in clipping versus coiling, on posterior circulation IAs (unruptured and ruptured). b OR forest plot, showing PND in clipping versus coiling, on posterior circulation IAs (unruptured and ruptured), excluding “Uhl 2003” study. c Funnel plots of the PND in the total group of patients (unruptured and ruptured aneurysms), with (left) and without (right) “Uhl 2003” article