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Perioperative and postoperative characteristics
Values are presented as mean±standard deviation or number (%).
RFA, radiofrequency ablation; Cr, creatinine; RCC, renal cell carcinoma.
a:Mann-Whitney U test. p-values <0.05 were considered statistically significant. b:Pearson chi-square test between the two groups was used for analysis of the characteristics of each group.
