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Table 4 Age subgroup analysis of ORR, DCR, mPFS, mOS and adverse reactions

From: Efficacy and safety of apatinib in the treatment of osteosarcoma: a single-arm meta-analysis among Chinese patients

  1. ORR (exclude): One study with effective value is 0 is excluded
  2. Subgroup analysis was performed when the number of included studies was greater than 5