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. Author manuscript; available in PMC: 2023 Feb 1.
Published in final edited form as: Radiother Oncol. 2021 Dec 23;167:116–121. doi: 10.1016/j.radonc.2021.12.021

Table 5.

Event process estimates of factors associated with survival, N=510

Characteristics HR 95% CI P-value
ESAS score 1.04 (1.02– 1.05) <0.0001
Age 1.04 (1.03– 1.05) <0.0001
Male gender 1.87 (1.36– 2.57) 0.0001
Other race/ethnicity 1.16 (0.65– 2.07) 0.61
Smoking status
 Never
 Current 2.39 (1.25– 4.56) 0.008
 Former 1.48 (0.80– 2.75) 0.21
Marital status
 Married
 Divorced or separated 0.92 (0.55– 1.51) 0.73
 Single 1.53 (0.91– 2.56) 0.11
 Widowed 0.92 (0.61– 1.40) 0.70
Elixhauser comorbidity Index 1.01 (0.99– 1.03) 0.39
Maximum tumor diameter 1.21 (1.01– 1.46) 0.04
Stage
 I
 II 0.58 (0.28–1.17) 0.13