Fig. 2
From: Long-term outcomes of drainless anatomical lung resection surgery for pulmonary malignancies

(a) 3-year overall survival of all patients who underwent drainless minimally invasive anatomical lung resection surgery, (b) 3-year overall survival of drainless minimally invasive lobectomy and segmentectomy subgroups, (c) 3-year disease-free survival of all patients who underwent drainless minimally invasive anatomical lung resection surgery, and (d) 3-year disease-free survival of drainless minimally invasive lobectomy and segmentectomy subgroups