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Extent of lymph node (LN) metastases and extracapsular LN involvement (LNI), comparing surgery alone with neoadjuvant chemoradiotherapy (CRT) and surgery. pN0M0: Neoadjuvant CRT resulted in an increase of patients with pN0/M0 compared to surgery alone (P = 0.001); pN1M0: Neoadjuvant CRT did not reduce extracapsular LNI. Caps (-): Without extracapsular LNI; Caps (+): With extracapsular LNI; Neo.: Neoadjuvant.
