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. Author manuscript; available in PMC: 2022 Nov 3.
Published in final edited form as: Head Neck. 2021 Jun 24;43(10):3042–3052. doi: 10.1002/hed.26793

TABLE 2.

Hazard ratio of death by treatment modality for each AJCC clinical stage

1 (n=513) 2 (1078) 3 (2061) 4A (4649) 4B (840)
% HR % HR % HR % HR % HR
Surg 39 1.077 31 1.082 24 1.055 25 1.023 15 1.214
CRT (ref) 24 --- 42 --- 65 --- 67 --- 77 ---
RT 37 0.802 27 1.037 11 1.382*
(0.0008)
8 1.393*
(<.0001)
8 1.645*
(.0011)
*

statistically significant with p value in parenthesis