Table 1.

Demographic and tumor characteristics of NSCLC Patients diagnosed during 1987 – 2012 from the ACTUR and SEER registries.^*

	ACTUR		SEER		P-Value
	N	%	N	%
Age groups					1.00
<50	1202	7.39	4808	7.39
50–64	7004	43.08	28016	43.08
65–80	7129	43.85	28516	43.85
>80	922	5.67	3688	5.67
Sex					1.00
Male	10879	66.92	43516	66.92
Female	5378	33.08	21512	33.08
Race					1.00
White	13693	84.23	54772	84.23
Black	1683	10.35	6732	10.35
Asian or Pacific Islander	818	5.03	3272	5.03
American India/Alaska Native	19	0.12	76	0.12
Other	44	0.27	176	0.27
Year of Diagnosis					1.00
1987–1989	2026	12.46	8104	12.46
1990–1994	4643	28.56	18572	28.56
1995–1999	3409	20.97	13636	20.97
2000–2004	2614	16.08	10456	16.08
2005–2009	2285	14.06	9140	14.06
2010–2012	1280	7.87	5120	7.87
Region of Diagnosis &					<0.0001
Northeast	273	1.68	10287	15.82
South	9111	56.04	9617	14.79
Midwest	1432	8.81	14749	22.68
West	4916	30.24	30375	46.71
Other	525	3.23	0	0.00
Stage					<0.0001
Stage I	4747	29.20	16761	25.78
Stage II	1059	6.51	3384	5.20
Stage III	4020	24.73	15725	24.18
Stage IV	4657	28.65	21715	33.39
Unknown	1774	10.91	7443	11.45
Grade					<0.0001
Well Differentiated, Grade I	1220	7.50	3510	5.40
Moderately Differentiated, Grade II	3541	21.78	12875	19.80
Poorly Differentiated, Grade III	5806	35.71	24151	37.14
Undifferentiated, Grade IV	526	3.24	4002	6.15
Unknown	5164	31.76	20490	31.51

^*Patients were matched by age group, sex, race and year of diagnosis group with ACTUR: SEER ratio= 1:4

^&Defined following the U.S. Census Bureau definition