Univariate and multivariate analysis of risk factors associated with positive events.

NOTE. Data are no.(%) of patients, unless otherwise indicated. Categorical data were compared with Fisher Exact test. Quantitative data were compared with Mann-Whitney U test. Multivariate analysis was performed using logistic regression. VRI, Ventriculostomy Related Infection; VRC, Ventriculostomy Related Colonization; OR, Odds Ratio; CI, Confidence Interval; ICU, Intensive Care Unit, aSAH, aneurysmal Subarachnoid Hemorrhage; IC tumor, Intracranial Tumor; TBI, Traumatic Brain Injury; AVM, Arterio-Venous Malformation; IVH, Intraventricular Hemorrhage; ATB, Antibiotic Administration; EVD, External Ventricular Drain; LOC, Length Of Catheterization; CSF, Cerebro-Spinal Fluid.Univariate and multivariate analysis of risk factors associated with positive events.