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. Author manuscript; available in PMC: 2016 Mar 1.

Published in final edited form as: Clin Imaging. 2014 Dec 12;39(2):254–258. doi: 10.1016/j.clinimag.2014.12.005

Table 2.

Depicts the features of local recurrence which were identified on CT following SBRT for stage 1 non-small cell lung cancer.

		Reader 1			Reader 2			kappa
		LR	No LR		LR	No LR
		N (%)	N (%)	P value	N (%)	N (%)	P value
Bulge	Present	4 (50%)	19 (9%)	0.005	4 (50%)	21 (10%)	0.007	0.86
Filled in bronchogram	Present	2 (25%)	19 (9%)	0.176	2 (25%)	26 (13%)	0.278	0.79
New effusion	Present	1 (13%)	74(36%)	0.267	1 (13%)	75 (36%)	0.265	0.99
New mass	Present	0 (0%)	7 (3%)	>.999	0 (0%)	6 (3%)	>.999	0.45
Density increase	Present	5 (63%)	68 (33%)	0.123	4 (50%)	64 (31%)	0.264	0.82