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. 2018 Aug;10(8):5039–5046. doi: 10.21037/jtd.2018.07.48

Table 1. Basic characteristics of 143 patients and their tumors.

Variables Value
Age (years) 63.14±8.10
Male 131 (91.6%)
Location
   Upper 10 (7.0%)
   Mid 81 (56.6%)
   Lower 52 (36.4%)
Differentiation
   Well-differentiated 32 (22.4%)
   Moderately differentiated 99 (69.2%)
   Poorly differentiated 12 (8.4%)