Table IV:

5-year Overall Survival in HPV-associated OPSCC adjusted for demographics, stage, tobacco, alcohol and SES

	Addition of SES Variables*
	Hazard Ratio	95% CI	P-Value
Black (vs. white)	3.4	1.1 – 10.1	0.028
Age Category (Relative to < 50)
50–65	0.8	0.4 – 1.9	0.698
65+	1.2	0.4 – 3.8	0.817
Female sex (relative to male)	0.5	0.2 – 1.5	0.223
T Stage (relative to T1)
T2	1.0	0.4 – 2.6	0.985
T3	2.2	0.8 – 6.3	0.131
T4	2.4	0.9 – 6.3	0.081
Nodal disease (relative to N0)	1.2	0.5 – 3.1	0.705
Distant Metastases (relative to M0)	11.4	1.2 – 103.4	0.031
Smoking (> 10 pack-years)	0.6	0.3 – 1.4	0.221
Alcohol use (any vs. none)	1.3	0.4 – 4.0	0.672
Education (relative to less than high school)
High school graduate	1.0	0.3 – 3.0	0.973
Additional education past high school	0.8	0.3 – 2.1	0.600
Insurance (relative to private insurance)
Medicaid/Medicare	4.3	1.2 – 15.9	0.028
None	3.0	0.9 – 9.8	0.071
Other	2.5	0.8 – 7.6	0.118
Income (relative to > 50 K)
Income $20,000 – $50,000	0.8	0.3 – 2.2	0.683
Income < $20,000	1.9	0.5 – 6.6	0.313

^*Model adjusted for race, age, sex, T stage, nodal disease, distant metastases, smoking, alcohol use, education, insurance status, and income