Table 1.

Patient Characteristics

Characteristic	N	%
Age
<50	231	3.0
50–64	1934	25.5
>65	5422	71.5
Sex
Male	3359	44.3
Female	4228	55.7
Race
Non-Hispanic, White	5585	73.6
Non-Hispanic, Black	441	5.8
Hispanic	646	8.5
Asian/Pacific Islander	870	11.5
Other	45	0.6
SES
Lowest/lower-middle	2365	31.1
Middle	1668	22.0
Higher-middle/Highest	3287	43.3
Unknown	267	3.5
Stage of disease
Stage 1A	4682	61.7
Stage 1B	2905	38.3
Surgery in a CoC accredited Hospital
Yes	5620	74.1
No	1967	26.0
Hospital Volume
Low <20	1392	18.3
Medium 20–50	3610	47.6
High >50	2575	33.9
Unknown	10	0.1
Type of Surgery
Sublobar resection	1363	17.9
Lobectomy	6224	82.0