Table 3.

Multivariable logistic regression analysis identifying variables associated with surgical resection in clinical N1 node-positive NSCLC.

Patient and Treatment Variables	Odds ratio (OR) with 95% Confidence Interval (CI)	p-Value
Age	0.96 (0.96–0.97)	<0.001
Academic facility	1.91 (1.71–2.12)	<0.001
Caucasian race	1.34 (1.17–1.54)	<0.001
Annual income > $35,000	1.22 (1.10–1.35)	<0.001
Urban area	1.10 (0.99–1.22)	0.05
Charlson Score = 1	1.27 (1.15–1.40)	<0.001
Charlson Score = 2	1.06 (0.92–1.22)	0.42
Clinical T2 status	0.72 (0.65–0.80)	<0.001