Comparison of Efficacy of Self-Expandable Metallic Stent Placement in the Unresectable Esophageal Cancer Patients

Table 2

Patient and tumor characteristics.

Characteristics
Gender (n)
Male	79
Female	8
Age (n)
Range	39–87
Median	66.9
Tumor site (n)
Ce, Ut	12
Mt	47
Lt, Ae	28
Prior treatment^※
None	14
CRT	51
RT	1
CT	23
Others	16
Reason for unresection^※
T4^※※	45
N3, N4^※※	24
M1^※※	18
Poor condition	23
Rejection	1
Reason for insertion
Stenosis	63
Fistula	24

Ce: cervical esophagus; Ut: upper thoracic esophagus; Mt: middle thoracic esophagus; Lt: lower thoracic esophagus; Ae: abdominal esophagus; CRT: chemoradiotherapy; RT: radiotherapy; CT: chemotherapy. ^※There is some overlap; ^※※Japanese Classification of Esophageal Cancer [26].