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. 2013 Aug 15;13:128. doi: 10.1186/1471-230X-13-128

Table 3.

Inter-observer agreement of endoscopic findings

  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

Note: All values calculated using kappa statistics.