Table III.

Inter- and intra-observer agreements for evaluations of ME-NBI features and ME-NBI final diagnosis.

Variables	Inter-observer κ value mean (range)	Intra-observer κ value mean (range)
ME-NBI features
Microvascular irregularity	0.49 (0.32–0.74)	0.61 (0.39–0.84)
Fine network pattern	0.55 (0.38–0.65)	0.75 (0.64–0.84)
Corkscrew pattern	0.60 (0.35–0.83)	0.78 (0.64–0.86)
ME-NBI final diagnosis	0.50 (0.32–0.67)	0.77 (0.66–0.84)

ME-NBI, magnifying endoscopy with narrow-band imaging; κ, Cohen’s κ coefficient.