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Survival analyses of non-DM. (A) AFS between bypass versus endovascular revascularization. (B) OS between bypass versus endovascular revascularization. (C) AFS between CIx I–III versus CIx IV. (D) OS between CIx I–III versus CIx IV.
Non-DM: patients without DM; AFS: amputation-free survival; OS: overall survival; CIx: crural index.
