Propensity score matched comparison of lymph node upstaging in early-stage lung cancer: open versus minimally invasive surgery with standardized lymphadenectomy

Table 3 Results from logistic regression analysis of likelihood of upstaging

	OR	beta	se	z-value	p-value
VATS vs. thoracotomy	0.95	-0.05	0.04	-1.31	0.38
number of assesed lymph nodes	1.04	0.04	0.08	0.50	0.17
grade 2 vs. grade 1	1.01	0.01	0.08	0.16	0.62
grade 3 vs. grade 1	1.01	0.01	0.08	-0.45	0.87
grade unknown vs. grade 1	0.96	-0.05	0.10	1.44	0.65
L1 vs. L0	1.09	0.08	0.06	0.40	0.15
V1 vs. V0	1.03	0.025	0.06	-0.01	0.69

Results from multivariate logistic regression analysis of upstaging and type of surgery, adjusted by number of assessed lymph nodes, tumor grading and L- and V-status
OR = Odds Ratio, VATS = video-assisted thoracic surgery, L = Lymphovascular space invasion, V = Vascular invasion

ISSN: 1749-8090