Table 1.

Kappa Values for Inter-Observer Variability of the Five Endoscopic Ultrasonography Features

	Before consensus meeting	After first meeting	After second meeting
Echogenicity	0.025	0.158	0.353
Homogeneity	0.317	0.406	0.459
Presence of hyperechoic spots	0.106	0.372	0.724
Presence of anechoic spaces	0.384	0.257	0.507
Marginal irregularity	0.059	0.213	0.252
Average kappa value	0.178	0.281	0.459