McHugh, G.S.

outcome study patient injury trial prognostic brain injury analysis model effect brain head injury impact value treatment score covariate result ratio impact database blood treatment effect table pressure scale misclassification sample size power sample motor neurotrauma odds ratios characteristic database odds ratio group glasgow outcome scale admission motor score number association pupil blood pressure approach prognosis odds model month hypotension predictor category enrollment systolic blood pressure prognostic value relationship enrollment criteria mortality classification reduction difference glasgow ct characteristics adjustment ct classification criteria randomized split covariate adjustment hypoxia marmarou factor distribution analyses laboratory point survey neurosurg dichotomy hospital parameter phase