Table 2.

Association between race and histology

	Odds Ratios and 95% confidence intervals for Histology type
	Adenocarcinoma	Bronchioloalveolar carcinoma	Large cell carcinoma	Other non-small cell	Squamous cell carcinoma	p-value
AIAN vs. white race	1 (reference)	0.64 (0.37 – 1.09)	1.29 (0.94 – 1.79)	1.22 (1.01 – 1.48)	1.25 (1.02 – 1.52)	0.02
Age at diagnosis
1-year increments	1 (reference)	1.01 (1.01 – 1.01)	0.78 (0.75 – 0.81)	0.83 (0.81 – 0.85)	0.52 (0.51 – 0.54)	<0.0001
Sex
Female vs. male	1 (reference)	1.46 (1.39 – 1.53)	0.78 (0.75 – 0.81)	0.83 (0.81 – 0.85)	0.52 (0.51 – 0.54)	<0.0001
SEER Historic Stage
Distant vs. Localized/Regional	1 (reference)	0.25 (0.23 – 0.26)	0.91 (0.87 – 0.94)	1.28 (1.25 – 1.31)	0.49 (0.47 – 0.50)	<0.0001

^*adjusted for SEER site, and year of diagnosis

AIAN: American Indians and Alaska Natives