Research Article
Identification of Factors for the Preoperative Prediction of Tumour Subtype and Prognosis in Patients with T1 Lung Adenocarcinoma
Figure 3
Kaplan-Meier analysis of overall survival in patients with lung adenocarcinoma. Overall survival was stratified according to nodule type (a) and the optimal cut-off values for tumour size (b), serum carcinoembryonic antigen (CEA) level (c), and the five-factor combination (d).
(a) |
(b) |
(c) |
(d) |