Relationship between trefoil factor 1 expression and gastric mucosa injuries and gastric cancer

Table 1 Expression of TFF1 in physiologic and pathologic gastric mucosa.

Classification	n	Average positive A
Normal	35	0.44±0.06
Gastritis	18	0.51±0.05
Gastric ulcer	35	0.51±0.06
Duodenal ulcer	37	0.50±0.06
Single peptic ulcer	72	0.50±0.06
Multiple and compound ulcer	19	0.54±0.05
Low-differentiated carcinoma	27	None
Middle and highly differentiated carcinoma	11	0.41±0.07
Peripheral tissue of the gastric carcinoma	38	0.51±0.07
Esophageal squamous carcinoma	20	None
Peripheral tissue of the esophageal carcinoma	20	None