Fig. 1
From: Incidence of emergency neurosurgical TBI procedures: a population-based study
Age-stratified incidence of emergency neurosurgery in the population of Southeast Norway. Incidence was calculated in person years for all age groups, with data from five years (2015–2019). Emergency neurosurgery includes patients undergoing one or more of the following procedures: ICP monitoring, evacuation of intracranial mass lesions, decompressive craniectomy, and external ventricular drain