Fig. 2From: Postoperative recurrence of clinical early-stage non-small cell lung cancers: a comparison between solid and subsolid nodulesThe graph shows Kaplan-Meier curves for disease-free survival according to the subgroup of clinical stage IA tumors. There is a significant difference among c-Stage IA1, IA2, and IA3 tumors (p = 0.011)Back to article page