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.