Table 3.

Multivariate survival analysis

	All-cause mortality				Cancer mortality				Other-cause mortality
	HR	95% CI		P-Value	HR	95% CI		P-Value	HR	95% CI		P-Value
		Lower	Upper			Lower	Upper			Lower	Upper
Diabetes status
Previously diagnosed	Reference
Previously undiagnosed	1.13	0.97	1.32	0.11	1.08	0.84	1.40	0.54	1.29	1.02	1.63	0.03
Age at cancer diagnosis (years)
66-70	Reference
71-75	1.12	0.88	1.44	0.35	1.31	0.89	1.92	0.18	0.87	0.57	1.31	0.50
76-80	1.47	1.16	1.85	<0.01	1.37	0.93	2.02	0.11	1.40	0.96	2.02	0.08
>80	1.90	1.53	2.36	<0.0001	1.46	1.02	2.09	0.04	2.16	1.54	3.03	<0.0001
Race/ethnicity
White	Reference
Black	1.08	0.83	1.40	0.58	1.07	0.69	1.66	0.75	0.95	0.61	1.47	0.82
Hispanic	0.86	0.61	1.21	0.37	1.02	0.61	1.72	0.93	1.15	0.69	1.89	0.60
Other	0.92	0.56	1.51	0.74	0.77	0.28	2.08	0.60	1.07	0.53	2.17	0.86
Year of diagnosis
2001	Reference
2002	1.06	0.89	1.27	0.50	1.23	0.89	1.70	0.22	1.20	0.91	1.57	0.19
2003	1.07	0.89	1.29	0.50	1.05	0.75	1.47	0.79	1.09	0.81	1.45	0.58
2004	0.90	0.73	1.10	0.29	1.05	0.73	1.50	0.80	0.90	0.66	1.24	0.53
2005	1.02	0.83	1.25	0.86	1.15	0.81	1.63	0.44	0.95	0.68	1.33	0.75
Estrogen (ER) and progesterone (PR) receptor status
ER or PR positive	Reference
ER and PR positive	0.84	0.70	1.01	0.07	0.64	0.47	0.88	0.01	0.98	0.73	1.31	0.89
ER and PR negative	1.31	1.04	1.64	0.02	1.56	1.10	2.21	0.01	0.90	0.61	1.34	0.61
Unknown/missing	0.86	0.70	1.05	0.14	0.58	0.40	0.83	<0.01	1.06	0.77	1.45	0.74
Histologic grade
1	Reference
2	1.14	0.94	1.39	0.18	2.24	1.42	3.53	<0.01	0.86	0.66	1.12	0.27
3	1.54	1.26	1.88	<0.0001	3.17	2.01	5.01	<0.0001	1.20	0.90	1.59	0.21
4	1.15	0.76	1.72	0.51	3.32	1.65	6.68	<0.01	0.75	0.39	1.46	0.40
Unknown/missing	1.66	1.32	2.08	<0.0001	4.04	2.48	6.57	<0.0001	0.91	0.64	1.28	0.58
NCI Comorbidity Index
0	Reference
1	1.37	1.17	1.61	<0.01	0.99	0.76	1.30	0.96	1.64	1.27	2.12	<0.01
≥ 2	1.83	1.55	2.16	<0.0001	1.11	0.82	1.49	0.51	2.53	1.95	3.27	<0.0001
Indicators of poor performance
0	Reference
≥ 1	1.27	1.10	1.46	<0.01	1.00	0.78	1.28	0.97	1.66	1.33	2.08	<0.0001
Types of physician visits
None	Reference
Primary care and medical specialist	0.56	0.44	0.72	<0.0001	0.44	0.30	0.65	<0.0001	0.61	0.40	0.93	0.02
Primary care, no medical specialist	0.70	0.54	0.92	0.01	0.65	0.43	0.98	0.04	0.63	0.39	1.00	0.05
Medical specialist, no primary care	0.72	0.54	0.96	0.02	0.43	0.26	0.70	<0.01	1.11	0.70	1.75	0.66
Other specialist only	1.02	0.69	1.50	0.94	0.76	0.39	1.46	0.40	1.04	0.55	1.97	0.91
Preventive services
0	Reference
1	0.78	0.63	0.96	0.02	0.78	0.55	1.10	0.15	0.99	0.69	1.42	0.95
≥ 2	0.53	0.43	0.64	<0.0001	0.41	0.29	0.57	<0.0001	0.73	0.52	1.02	0.07
Percent in census tract with some college
<25%	Reference
≥25%	1.09	0.96	1.24	0.20	1.16	0.92	1.46	0.21	1.24	1.01	1.52	0.04
Percent in census tract living in poverty
<5%	Reference
5-7%	0.97	0.80	1.19	0.79	0.94	0.67	1.31	0.72	0.97	0.72	1.30	0.82
8-12%	0.94	0.79	1.12	0.48	0.80	0.59	1.10	0.17	0.92	0.71	1.20	0.55
>12%	1.07	0.90	1.27	0.45	0.93	0.69	1.25	0.61	0.93	0.71	1.22	0.62
Type of geographic area
Large metropolitan	Reference
Metropolitan	0.99	0.86	1.15	0.90	0.80	0.62	1.03	0.09	0.92	0.73	1.15	0.47
Urban	0.97	0.75	1.25	0.80	0.63	0.38	1.06	0.08	0.77	0.49	1.22	0.26
Less urban/rural	0.84	0.67	1.04	0.11	0.60	0.39	0.90	0.01	1.09	0.79	1.51	0.58

HR: Hazard ratio. CI: Confidence interval.