Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12957-021-02412-1/MediaObjects/12957_2021_2412_Fig2_HTML.png)
Kaplan-Meier curves for TR, LR, DM, and OS in patients with different unresected LNs status. TR, total recurrence; LR, locoregional recurrence; DM, distant metastasis; OS, overall survival; LN, lymph node; CT, computed tomography
Kaplan-Meier curves for TR, LR, DM, and OS in patients with different unresected LNs status. TR, total recurrence; LR, locoregional recurrence; DM, distant metastasis; OS, overall survival; LN, lymph node; CT, computed tomography