Fig. 2From: Time course of outcome in poor grade subarachnoid hemorrhage patients: a longitudinal retrospective studyPanel a) Proportion of non-survivors and of patients with UO over the years from 2004-2018. Panel b) Proportion of non-survivors and of patients with UO into the 4 study periods. P-values were calculated using qui-square test comparing the proportion of non survivors/ patients with poor outcome over timeBack to article page