Exploring the Prognosis of Breast Cancer with Synchronous Distant Nonregional Lymph Node Metastasis and Establishing a Predictive Model: A Population-Based Study

Figure 6

Internal and external calibration curves for nomogram predicting the 1-, 3-, and 5-year OS of breast cancer SDLNM patients. (a)–(c) Training cohort. (d)–(f) Validation cohort. OS: overall survival; SDLNM: synchronous isolated distant lymph node metastasis.

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