Freshness of the cases could be studied by the previous vascular history in NHIRD.The revision rates are 16.37% and 27.71% for fresh and non-fresh arterio-venous fistula respectively.

 
  • 我们也比较了初次病患以及非初次病患之不同,血管更新手术之比例分别为16.;37%25及27
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