Table 2.

Cross-tabulation of endoscopic and histological atrophy

Endoscopic atrophy	Histological atrophy					Total	Weighted κ value
	None	Antrum	Angulus	Middle body LC	Middle body GC
No atrophy	79	4				83	0.76
Antrum (C-1)	13	51	9			73
Antrum predominant (C-2)	2	12	21	5	4	44
Corpus predominant (C-3-O-2)		1	9	22	17	49
Pan-atrophy(O-3)					3	3
Total	94	68	39	27	24	252
Misdiagnosis	15	17	18	5	21	76 (30.2%)

GC: Greater curvature; LC: Lesser curvature.