Skip to main content
. Author manuscript; available in PMC: 2013 Jan 14.
Published in final edited form as: Lung Cancer. 2009 Jan 31;66(1):58–63. doi: 10.1016/j.lungcan.2009.01.004

Table 1.

Demographics in cases and controls.

Primary NSCLC (n = 33) Controls (n = 49)
Age* 68 (59-77) 69 (60-82)
Sex
 Female 11 18
 Male 23 31
Smoking status 31 smokers 45 smokers
Pack-years 36 ± 25 32 ± 22
Location of tumor
 Central 19
 Peripheral 14
Stage All are stage I
Histology
 AC of lung 17
 SC of lung 12
 LC of lung 4

Abbreviations: AC, adenocarcinoma; SC, squamous cell carcinoma, LC, large cell carcinomas.

*

Data are presented as median (range).