Retrospective Cohort Study
Copyright ©The Author(s) 2017.
World J Gastroenterol. Jan 21, 2017; 23(3): 478-485
Published online Jan 21, 2017. doi: 10.3748/wjg.v23.i3.478
Table 1 Clinicopathological characteristics and procedure outcomes of the 156 esophageal squamous cell carcinomas in 147 patients n (%)
Patients = 147, ESCC = 156
Age, median (range)68 (46-88)
Sex
Male131 (89.1)
Female16 (10.9)
Lesion
Maximum dimension, median (range), mm29 (6-68)
Location
Upper8 (5.1)
Middle83 (53.2)
Lower65 (41.7)
Depth of invasion
EP50 (32.1)
LPM44 (28.2)
MM37 (23.7)
SM18 (5.1)
SM217 (10.9)
Macroscopic type
0-IIc151 (96.8)
0-IIa3 (1.9)
0-I + IIc2 (1.3)
Predominant site
Right102 (65.4)
Left54 (34.6)
Operator
Instructor100 (64.1)
Novice56 (35.9)
Procedure time, mean ± SD, min107.1 ± 50.4
En block resection141 (90.4)
Perforation9 (5.8)
Late perforation0 (0.0)