Table 3.
Factor | Hazard Ratio | 95% CI |
---|---|---|
Patient factors | ||
Age, years* | ||
< 40 | 1.00 | |
40-49 | 0.85 | 0.70 to 1.03 |
50-59 | 0.92 | 0.77 to 1.11 |
60-69 | 0.86 | 0.70 to 1.05 |
≥ 70 | 1.18 | 0.95 to 1.46 |
Race* | ||
Black | 1.00 | |
White | 0.73 | 0.63 to 0.84 |
Other | 0.58 | 0.40 to 0.83 |
Charlson-Deyo score* | ||
0 | 1.00 | |
1 | 1.13 | 0.98 to 1.31 |
2 | 1.35 | 1.02 to 1.77 |
Primary payer* | ||
Public insurance | 1.00 | |
Private insurance | 0.82 | 0.72 to 0.93 |
Not insured | 0.96 | 0.73 to 1.26 |
Tumor factors | ||
Grade* | ||
Well differentiated | 1.00 | |
Moderately differentiated | 0.93 | 0.65 to 1.33 |
Poorly differentiated | 1.78 | 1.25 to 2.51 |
Undifferentiated | 1.74 | 1.07 to 2.80 |
Nodal stage* | ||
0 | 1.00 | |
1 | 1.50 | 1.28 to 1.77 |
2 | 2.15 | 1.84 to 2.50 |
3 | 2.92 | 2.50 to 3.43 |
Treatment factors | ||
Treatment facility type* | ||
Academic/research program | 1.00 | |
Community cancer program | 1.37 | 1.18 to 1.59 |
Comprehensive community cancer program | 1.17 | 1.04 to 1.31 |
Other specified types of cancer programs | 1.04 | 0.57 to 1.89 |
Treatment received* | ||
Surgery + RT + chemo | 1.00 | |
Surgery + chemo | 1.64 | 1.46 to 1.84 |
Surgery + RT | 1.47 | 0.96 to 2.24 |
Surgery alone | 2.28 | 1.80 to 2.89 |
Abbreviations: chemo, chemotherapy; RT, radiation therapy.
P < .05.