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Kaplan-Meier disease-free survival estimate. PPALN < 10* versus PLN† or PPALN+10** logrank test: HR 2.34, CI 1.36–4.02, P = 0.002. *Patients in the pelvic and para-aortic Lymph node (PPALN) group with less than 10 para-aortic lymph nodes retrieved at time of dissection. **Patients in the pelvic and para-aortic lymph node (PPALN) group with 10 or more para-aortic lymph nodes retrieved at time of dissection. †Patients in the pelvic lymph node (PLN) group.
