Application Value of the Diagnosis during Early Carcinoma of Upper Digestive Tract Based on Optical Enhanced Endoscopic Technique

Table 3

Results of types and infiltration of cancer.

Groups	Cases	Types of cancer			Infiltration
		Early gastric cancer	Early esophageal cancer	Early colorectal cancer	Infiltration	Noninfiltration	Infiltration rate
Control group	94	25	19	28	9	85	9.57%
Observation group	94	36	28	30	26	68	27.66%
		5.624			4.816
		<0.05			<0.05