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Table 3 Inter-observer agreement of endoscopic findings

From: Accuracy of endoscopic diagnosis of Helicobacter pyloriinfection according to level of endoscopic experience and the effect of training

  All physicians Beginner Intermediate Advanced Beginner (two years later)
Atrophic change 0.69 0.54 0.75 0.81 0.77
RAC 0.63 0.58 0.87 0.50 0.81
Hemorrhage 0.62 0.29 0.77 0.81 0.64
Fundic gland polyp 0.55 0.17 0.58 0.67 0.75
Rugal hyperplasia 0.51 0.42 0.65 0.54 0.84
Spotty erythema 0.51 0.53 0.54 0.72 0.57
Linear erythema 0.51 0.15 0.80 0.72 0.55
Exudate 0.48 0.51 0.58 0.38 0.59
MPE 0.48 0.27 0.67 0.47 0.63
Edema 0.46 0.27 0.58 0.53 0.38
Xanthoma 0.35 0.22 0.06 0.75 0.55
  1. Note: All values calculated using kappa statistics.