Table 3.

Association between race, histology, and stage at diagnosis; and association with surgery

	Odds Ratio* (95% CI)	Odds Ratio† (95% CI)
	distant vs. localized/regional	surgery vs. no surgery
Race
AIAN vs. white	0.92 (0.79 – 1.07)	0.68 (0.55 – 0.83)
Sex
Female vs. male	0.88 (0.86 – 0.90)	1.05 (1.03 – 1.07)
Histology
Adenocarcinoma	1 (reference)	1 (reference)
Bronchioloalveolar carcinoma	0.25 (0.23 – 0.26)	3.15 (2.97 – 3.35)
Large cell carcinoma	0.91 (0.87 – 0.94)	0.57 (0.54 – 0.59)
Other non-small cell	1.28 (1.25 – 1.31)	0.30 (0.29 – 0.31)
Squamous cell carcinoma	0.49 (0.47 – 0.50)	0.63 (0.61 – 0.65)

^*adjusted for year of diagnosis, SEER site, and age at diagnosis

^†adjusted for year of diagnosis, SEER site, age at diagnosis, and SEER historic stage

AIAN: American Indians and Alaska Natives, CI: confidence interval