Table 1.

Demographic characteristics of lung cancer cases by race

	AIAN		white		total
	N	%	N	%	N	%
Total	1050	0.53	197896	99.47	198946	100.00	p-value*
Age at diagnosis
<50	89	0.08	12805	0.06	12894	0.06	<0.0001
50–59	229	0.22	33242	0.17	33471	0.17
60–69	355	0.34	60877	0.31	61232	0.31
70–79	278	0.26	65238	0.33	65516	0.33
80+	99	0.09	25734	0.13	25833	0.13
Mean age (SD)	65.11	(10.94)	67.43	(10.94)
Year of diagnosis
1973–1999	449	0.43	82359	0.42	82808	0.42	0.45
2000–2006	601	0.57	115537	0.58	116138	0.58
Sex
Male	607	0.58	110293	0.56	110900	0.56	0.18
Female	443	0.42	87603	0.44	88046	0.44
SEER Historic Stage
Localized/Regional	571	0.54	101109	0.51	101680	0.51	0.02
Distant	479	0.46	96787	0.49	97266	0.49
Surgery, localized/regional cases
None	334	0.58	48425	0.48	48759	0.48	<0.0001
Cancer-directed	237	0.42	52684	0.52	52921	0.52
Surgery, distant cases
None	450	0.94	87028	0.90	87478	0.90	0.004
Cancer-directed	29	0.06	9759	0.10	9788	0.10
Histologic type
Adenocarcinoma	324	0.31	76223	0.39	76547	0.38	<0.0001
Bronchioloalveolar carcinoma	32	0.03	7482	0.04	7514	0.04
Large cell carcinoma	59	0.06	13205	0.07	13264	0.07
Other non-small cell	298	0.28	50030	0.25	50328	0.25
Squamous cell carcinoma	337	0.32	50956	0.26	51293	0.26

^*p-value for Chi-square test

AIAN: American Indians and Alaska Natives; SD: standard deviation