Early gastric cancer diagnostic ability of ultrathin endoscope loaded with laser light source

Table 4 Gastric cancer detection rates and details of detected gastric cancers in the two groups after matching

	Ultrathin endoscope	Conventional endoscope	P value
Number of gastric cancer	10	9
Number of subjects with gastric cancer/detection rate	10 (7.8%)	9 (7.0%)	0.81
Location (U/M + L)	4/4 + 2	2/6 + 1	0.41
Size in mm, median (range)	7.5 (3-30)	6.0 (3-15)	0.42
Morphological type (I, IIa/IIb, IIc)	0, 6/0, 4	0, 2/0, 7	0.10
Depth of invasion (m/sm)	8/2	9/0	0.16