Table 4.

Results of Multivariable Analysis to predict 3-year survival for Patients Treated with Chemotherapy and Radiation*

Variable		Odds Ratio	95% CI	Adjusted Odd Ratio	95% CI
Age
Age 67–69		Ref	n/a	n/a	n/a
Age 70–74		0.60	0.42–0.85	0.61	0.43–0.90
Age 75–79		0.70	0.49–0.99	0.75	0.52–1.08
Age 80–84		0.47	0.30–0.75	0.533	0.33–0.86
Age >85		0.22	0.07–0.73	0.26	0.08–0.86
Gender
Male		Ref	n/a	n/a	n/a
Female		1.57	1.21–2.03	1.52	1.17–1.99
Race
White		Ref	n/a	n/a	n/a
Black		0.98	0.60–1.6	1.18	0.70–2.0
Other		0.93	0.43–2.00	0.85	0.39–1.85
Comorbidities
0		Ref	n/a	n/a	n/a
1–2		0.96	0.73–1.27	1.02	0.77–1.35
≥3		0.43	0.27–0.68	0.49	0.31–0.78
Marital Status
Married		Ref	n/a	n/a	n/a
Unmarried		0.86	0.65–1.3	Not significant	Not significant
Unknown		0.75	0.33–1.68	Not significant	Not significant
Income
1st quintile		Ref	n/a	n/a	n/a
2nd quintile		1.21	0.72–1.74	1.11	0.71–1.75
3rd  quintile		1.20	0.78–1.86	1.21	0.76–1.91
4th quintile		1.54	1.01–2.35	1.51	0.97–2.37
5th quintile		1.42	0.92–2.18	1.41	0.89–2.34
Unknown		0.78	0.33–1.82	0.83	0.35–1.97
Influenza Vaccination
Negative Vaccination		Ref	n/a	n/a	n/a
Positive Vaccination		1.21	0.86–1.46	Not significant	Not significant
Year of Diagnosis
1998		Ref	n/a	n/a	n/a
1999		1.31	0.6–2.85	Not significant	Not significant
2000		1.01	0.51–2.01	Not significant	Not significant
2001		1.53	0.58–2.30	Not significant	Not significant
2002		1.59	0.82–3.08	Not significant	Not significant
2003		1.49	0.78–2.87	Not significant	Not significant
2004		1.81	0.96–3.41	Not significant	Not significant
SEER Region
San Francisco		Ref	n/a	n/a	n/a
Connecticut		2.26	0.72–7.08	Not significant	Not significant
Detroit		2.55	0.86–7.55	Not significant	Not significant
Hawaii		2.00	0.45–9.00	Not significant	Not significant
Iowa		2.11	0.69–6.43	Not significant	Not significant
New Mexico		0.85	0.18–4.11	Not significant	Not significant
Seattle		2.06	0.66–6.38	Not significant	Not significant
Utah		2.27	0.50–10.29	Not significant	Not significant
Atlanta		1.47	0.43–5.04	Not significant	Not significant
San Jose		1.76	0.45–6.84	Not significant	Not significant
Los Angeles		2.33	0.73–7.49	Not significant	Not significant
Rural Georgia		1.70	0.16–18.44	Not significant	Not significant
Greater California		1.52	0.51–4.54	Not significant	Not significant
Kentucky		1.45	0.47–4.43	Not significant	Not significant
Louisiana		1.13	0.35–3.63	Not significant	Not significant
New Jersey		1.38	0.45–4.18	Not significant	Not significant