Patient variables in the agitation and non-agitation groups.

ADD: anti-depressant drug; AMT: amount; BG: blood glucose concentration; BW: body weight; EVD: external ventricular drainage; GCS: Glasgow Coma Scale; ICU: intensive care unit; IQR: inter-quartile range; LOS: length of stay; MAP: mean blood pressure; RR: respiratory rate; TIVA: total intravenous anesthesia; SpO2: pulse oxygen saturation.*: Variable combined method and duration of anesthesia was used in the multivariate analysis.#: Only amount of bleeding per hour was used in the multivariate analysis.Patient variables in the agitation and non-agitation groups.