Addition of SES Variables* Addition of SES Variables* 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