Fig. 5.

Comparison of National Comprehensive Cancer Network (NCCN) category I consensus and evidence (CE) for radiation therapy versus systemic treatments by disease site. Asterisk denotes disease site with statistically significant difference in the proportion of category I CE between radiation therapy and systemic therapy recommendations using a two proportion, 2-tailed z-test. P value < .05 was used for significance. Abbreviations: SCLC = Small Cell Lung Cancer; NSCLC = Non-small Cell Lung Cancer; HN = Head and Neck; HB = Hepatobiliary; CNS = Central Nervous System; HL = Hodgkin Lymphoma.