Table 4 Kappa value for the intraobserver agreement for gastric mucosa atrophy in each assessor
From: Interobserver and intraobserver agreement for gastric mucosa atrophy
Assessor | All (n = 91) | H. pylori-uninfected (n = 24) | H. pylori-currently infected (n = 48) | H. pylori-past infected (n = 19) | |
|---|---|---|---|---|---|
Japanese experienced No. 1 | Kappa value | 0.801 | 0.791 | 0.658 | 0.826 |
(95 % CI) | (0.656-0.947) | (0.6277-0.9547) | (0.410-0.905) | (0.496-1.157) | |
Japanese experienced No. 2 | Kappa value | 0.585 | 0.601 | 0.351 | 0.521 |
(95 % CI) | (0.439-0.730) | (0.4369-0.7649) | (0.122-0.580) | (0.201-0.841) | |
Japanese experienced No. 3 | Kappa value | 0.871 | 0.862 | 0.874 | 0.906 |
(95 % CI) | (0.718-1.025) | (0.6918-1.0321) | (0.591-1.157) | (0.533-1.279) | |
Vietnamese experienced No. 1 | Kappa value | 0.680 | 0.625 | 0.452 | 0.613 |
(95 % CI) | (0.530-0.831) | (0.225-1.025) | (0.180-0.723) | (0.222-1.008) | |
Vietnamese experienced No. 2 | Kappa value | 0.740 | 0.630 | 0.677 | 0.820 |
(95 % CI) | (0.589-0.891) | (0.230-0.130) | (0.465-0.888) | (0.484-1.156) | |
Vietnamese experienced No. 3 | Kappa value | 0.728 | 0.495 | 0.716 | 0.666 |
(95 % CI) | (0.581-0.875) | (0.095-0.895) | (0.481-0.950) | (0.353-0.997) | |
Japanese beginner No. 1 | Kappa value | 0.664 | 0.703 | 0.514 | 0.501 |
(95 % CI) | (0.517-0.810) | (0.5388-0.8678) | (0.294-0.733) | (0.170-0.832) | |
Japanese beginner No. 2 | Kappa value | 0.429 | 0.485 | 0.324 | 0.195 |
(95 % CI) | (0.273-0.585) | (0.3112-0.6583) | (0.110-0.538) | (-0.163-0.554) | |
Japanese beginner No. 3 | Kappa value | 0.264 | 0.261 | 0.261 | 0.275 |
(95 % CI) | (0.118-0.410) | (0.0961-0.4248) | (0.039-0.484) | (-0.045-0.596) | |
Vietnamese beginner No. 1 | Kappa value | 0.714 | 0.630 | 0.753 | 0.346 |
(95 % CI) | (0.563-0.866) | (0.230-0.130) | (0.520-0.986) | (0.023-0.669) | |
Vietnamese beginner No. 2 | Kappa value | 0.531 | 0.792 | 0.575 | 0.188 |
(95 % CI) | (0.373-0.688) | (0.392-1.192) | (0.368-0.781) | (-0.170-0.546) | |
Vietnamese beginner No. 3 | Kappa value | 0.866 | 1.000 | 0.725 | 1.000 |
(95 % CI) | (0.720-1.012) | (1.000-1.000) | (0.508-0.942) | (0.674-1.326) |