Clinical and socioeconomic determinants of survival in biliary tract adenocarcinomas

Table 3 Associations of county-level socioeconomic factors with 5-year survival following diagnosis using multivariate Cox regression analysis

County parameter		Hazard ratio	95%CI	P value
Urban population, %	Below median	1
	Above median	0.97	0.94-0.99	0.004
College education level, %	Below median	1
	Above median	0.96	0.93-0.99	0.002
Colorectal cancer screening rates, %	Below median	1
	Above median	0.95	0.93-0.97	< 0.0001
Income level, per $ 10	Below median	1
	Above median	0.97	0.94-0.99	0.04
Smokers, %	Below median	1
	Above median	1.01	0.99-1.04	0.42