Fig. 1.

Forest plot demonstrating results of multinomial logistic regression for terminated GBM-related clinical trials. “Other” funding sources include academic institutions such as universities, hospitals, individuals, or community-based organizations. Reference values for primary intervention, phase, funding source, interventional model, and primary purpose were drug, phase I, industry, parallel assignment, and treatment, respectively. OR odds ratio, CI confidence interval, NIH National Institutes of Health, Ref reference