Potentially preventable complications in epilepsy admissions: The “weekend effect”

•Weekend epilepsy admissions had higher rates of hospital-acquired conditions (HAC).•Mortality rates were higher for weekend epilepsy admissions compared to weekday.•Higher inpatient charges were associated with HAC occurrence in patients with epilepsy.•Prolonged length of stay was associated with HAC occurrence in patients with epilepsy.•Higher inpatient mortality was associated with HAC occurrence in patients with epilepsy.