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Propensity score-adjusted overall survival curves according to the study group (PC-LND: green line; No PC-LND: red line) and extent of lymph node metastases (pelvic lymph nodes: thick line; retroperitoneal lymph nodes: thin line); without (2A) and with (2B) a 3-month landmark.
Abbreviations: LN: lymph nodes; PC-LND: postchemotherapy lymph node dissection; RP: retroperitoneal.
