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The nomogram to predict the efficacy of chemotherapy for osteosarcoma. The first line is the point range for the variables. The second to 11th lines are the ten clinical characteristics and ancillary examination items included in the study. The last one represents the probability value of a high necrosis rate (≥90%).
Abbreviations: ALP, alkaline phosphatase; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; LDH, lactate dehydrogenase.
