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Kaplan-Meier estimates for the overall survival (OS) outcome of peripheral T-cell non-Hodgkin lymphoma (PTCL) patients with different treatments. The estimated OS rate in the intensive chemotherapy group (33.9%) was significantly higher compared to that in the CHOP therapy group (11.9%). Cum, cumulative; CHOP, cyclophosphamide, hydroxydaunorubicin, oncovin and prednisone.
