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A, No difference in RFS was found between patients with any number of positive LNs and those who were LN negative. B-D, The RFS for patients with an increasing number of positive LNs did not differ until a threshold of 4 positive LNs was reached. E, Patients with 4 positive LNs had decreased RFS compared with those with 1 to 3 or 0 positive LNs.
