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{"sheet":"工作表1","index":0,"n_rows":16,"n_cols":30,"rows_kept":16,"cut":false,"hidden":false,"merged":[]}
["gender","Age","Pathology Diagnosis","Chronic kidney disease","Chronic kidney disease stage","CEA\n(ng/ml)","Hb\n(g/dL)","Platelet\n(103/uL)","Albumin\n(g/dl)","BUN\n(mg/dL)","GFR\n(ml/min/1.73m2)","Creatinine (urine )\n( mg/dL)","Clinical stage:T","Clinical stage:N","Clinical stage:M","*Clinical stage","tumor size(cm)","tumor number","Tumor grade","Tumor site I","Tumor site II","vascular invasion","最近的Tumor margin (Nearest resection margin)","Pathology stage:T","Pathology stage:N","Pathology stage:M","*Pathology stage","metastatic site","treatment before surgery","PD-L1 (%)"]
{"$rows_empty":7}
["Chronic kidney disease stage"]
["Stage","GFR(ml/min/1.73m2)"]
["Stage 1","≧90"]
["Stage 2","60~89"]
["Stage 3a","45~59"]
["Stage 3b","30~44"]
["Stage 4","15~29"]
["Stage 5","<15 "]

{"sheet":"工作表2","index":1,"n_rows":8,"n_cols":7,"rows_kept":8,"cut":false,"hidden":false,"merged":[]}
["Tumor site I","Tumor site II","最近的Tumor margin ","Tumor grade","vascular invasion","Chronic kidney disease","Chronic kidney disease stage"]
["1. Left","1. Renal pelvis","1.≧1 cm","1. Low grade","0.No","0.No","1.Stage 1"]
["2. Right","2. Ureter","2.<1 cm","2. High grade","1.Yes","1.Yes","2.Stage 2"]
["3. Both sides","3. Urinary bladder","3.Very close",null,"2.Unknown",null,"3.Stage 3a"]
["9. Cannot be determined","4. Urethra","4.Involved",null,null,null,"4.Stage 3b"]
[null,"5. Other, specify: ","5.Free",null,null,null,"5.Stage 4"]
[null,null,"9.Unknown",null,null,null,"6.Stage 5"]
[{"$nulls":6},"9.Unknown"]