. Author manuscript; available in PMC: 2017 Jan 1.

Published in final edited form as: J Thorac Oncol. 2016 Jan;11(1):e5–e16. doi: 10.1016/j.jtho.2015.08.002

Table 2.

Pre-operative adjuvant therapy and the likelihood of margin positive resection.


	Total N	Margin Positive		Likelihood of Margin Positive
	Total N	N (%)	p value	aOR^* (95% CI)	p value
Pre-operative radiation			<.001
Yes	590	51(8.6)		1.59(1.17–2.15)	0.003
No	107660	4896(4.6)		1
Pre-operative chemotherapy			<.001
Yes	1640	124(7.6)		1.19(0.98 –1.45)	0.08
No	107660	4896(4.6)		1
Pre-operative chemoradiation			<.001
Yes	1653	151(9.1)		1.17(0.98–1.41)	0.09
No	107660	4896(4.6)		1

Odds ratio adjusted for age at diagnosis, gender, race/ethnicity, insurance, median income level, urban/rural, histology, tumor grade, tumor size, primary site, T stage, N stage, Surgical type, facility type, proportion of Medicaid/Uninsured, proportion of Lung Cancer surgery, Volume of cancer surgery