Table 2. Accuracy of endoscopic ultrasonography (EUS) for T staging.

Pathological T stage	EUS T stage					Total
	T1		T2	T3	T4
	T1a	T1b
T1a	21	15	1	1	0	38
T1b	6	20	9	3	2	40
T2	2	5	8	2	1	18
T3	0	3	5	16	4	28
T4	0	0	4	7	10	21
Total	29	43	27	29	17	145

Note: data are number of patients.