Abstract
Objective
Despite national guidelines supporting surgical referral in drug‐resistant epilepsy, it is hypothesized that surgery is underutilized. We investigated the volumes of lobectomy/amygdalohippocampectomy surgeries over time and examined differences in outcomes between (1) high‐volume (HV), middle‐volume (MV), and low‐volume (LV) hospitals and (2) Level 4 Centers versus non–Level 4 Centers.
Methods
The 2003‐2014 National Inpatient Sample (the largest all‐payer hospitalization database, representative of the US population) was utilized. Epilepsy was identified using a previously validated International Classification of Diseases, Ninth Revision, Clinical Modification ...
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