Prediction of cerebral infarction and patient outcome in aneurysmal subarachnoid hemorrhage: comparison of new and established radiographic, clinical and combined scores.

Knowledge of the merits and limitations of clinical, radiographic and combined scores is necessary in routine clinical practice. The new combined grading systems (HAIR, VG) showed no superiority compared with the established clinical measures (WFNS, HH) in predicting CI and unfavorable patient outcome.