Environmental Exposure to Emissions from Petrochemical Sites and Lung Cancer: The Lower Mississippi Interagency Cancer Study

Table 3

Ever Living within Buffer around Specific Site Types, Lung Cancer Crude and Adjusted Odds Ratios with 95% Confidence Intervals¹.

Site type		Buffer extension
	0.5 mile	1 mile	2 mile
Adjusted results
Any active site	1.05	0.86	0.97
	(0.59–1.86)	(0.57–1.28)	(0.70–1.34)
Any petrochemical site	1.10	0.73	0.95
	(0.58–2.08)	(0.46–1.15)	(0.68–1.34)
Any IARC 1, 2A or 2B rated site	1.05	0.70	0.69
	(0.53–2.06)	(0.43–1.14)	(0.48–0.99)
Any IARC 1 rated site	0.90	0.64	0.60
	(0.44–1.85)	(0.38–1.07)	(0.42–0.88)
Unadjusted results
Any active site	1.25	1.12	1.21
	(0.79–1.98)	(0.81–1.54)	(0.93–1.57)
Any petrochemical site	1.26	0.94	1.21
	(0.75–2.10)	(0.65–1.35)	(0.93–1.59)
Any IARC 1, 2A or 2B rated site	1.20	0.87	0.96
	(0.70–2.04)	(0.59–1.27)	(0.73–1.28)
Any IARC 1 rated site	1.14	0.84	0.87
	(0.64–2.01)	(0.56–1.26)	(0.64–1.16)

¹All odds ratios are for persons ever living within buffer of specified extension around a specified type of site. Adjusted results include control for age, gender, race (Caucasian non-Hispanic: yes versus no), current smoker status (yes/no), years smoked, average cigarettes/day if and when smoking, education, and residence within New Orleans metropolitan area.