Fig. (2) Adjusted odds ratios for clinical outcomes, shown with 95% confidence intervals. No/No patients were assigned odds ratio of 1. No/Yes patients had significantly increased vasospasm but improved discharge outcome. *Statistically significant Yes/No: Preadmission without post-admission beta blockade. Yes/Yes: Preadmission and post-admission beta blockade. No/Yes: Post-admission beta blockade only. No/No: No beta blockade.