[Retracted] The Effect of Endoscopy on Patients with Malignant Esophageal Cancer after Medical Treatment and Chemotherapy

Table 1

Survey statistics of experimental subjects.

Basic parameters	ESD treatment group	Surgical treatment	value
Number of cases	60	66	0.468
Age			0.272
Gender: male female	42/18	42/24	0.769
Upper section	4	10	0.366
Middle section	46	44	0.523
Next paragraph	10	12	0.379