Comparison of Diagnostic Accuracies of Various Endoscopic Examination Techniques for Evaluating the Invasion Depth of Colorectal Tumors

Table 4

Comparison of diagnostic accuracy among 3 different endoscopic techniques after excluding lesions with inadequate images.

	Correct	Error	Accuracy
Conventional endoscopy	135	28	82.8%^A
Magnifying endoscopy	137	23	85.6%^B
EUS	127	15	89.4%^C

𝑃=0.4897 (A versus B), 𝑃=0.3188 (B versus C), 𝑃=0.0978 (A versus C).