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Kaplan-Meier survival analysis for married and unmarried Siewert type II AEG patients. Overall survival curves for the married and unmarried group before (a) and after PSM (b). Cancer-specific survival curves for the married and unmarried group before (c) and after PSM (d). Cardiovascular specific survival curves for the married and unmarried group before (e) and after PSM (f). AEG: adenocarcinoma of the esophagogatric junction; PSM: propensity score matching.
