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["Supplementary table1. Patient characteristics of 163 patients"]
["Characteristics","Patients (N=163)(No.,%)"]
["Age (years)"]
["       ≥60","61(37)"]
["       <60","102(63)"]
["Gender"]
["        Male","86(53)"]
["        Female","77(47)"]
["Smoking Status"]
["         Never","87(53)"]
["         Ever","76(47)"]
["TNM stage"]
["        I","1(1)"]
["        II","104(64)"]
["        III","58(35)"]
["Famaly history of cancer"]
["        No"," 124(76)"]
["        Yes","39(24)"]
["Postoperative Chemotherapy"]
["         No","18(11)"]
["         Yes","145(89)"]
["Recurrence in 3 years"]
["          No","59(36)"]
["          Yes","104(64)"]
["Death"]
["           No","84(52)"]
["           Yes","76(46)"]
["           NA","3(2)"]

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