Fig. 2From: A middle lobe sparing sleeve resection versus bilobectomy for right lower central non-small cell lung cancer: a retrospective propensity score matched cohort study(A) The overall survival in the bi-lobectomy group and sleeve resection group before PSM matching; (B) The disease-free survival in the bi-lobectomy group and sleeve resection group before PSM matching. (C) The overall survival in the bi-lobectomy group and sleeve resection group after PSM matching; (D) The disease-free survival in the bi-lobectomy group and sleeve resection group after PSM matchingBack to article page