Table 3

Intra-observer reproducibility

DesquamationMetaplasiaEpithelial inflammationEpithelial eosinophilsThickening of RBMSubmucosal inflammationSubmucosal eosinophilsConclusion
RBM = reticular basement membrane.
p values and kappa coefficients with 95% confidence intervals (95% CI) are presented.
Observer A
    Kappa0.9410.9080.5530.5940.6550.8740.7020.604
    95% CI0.828 to 10.730 to 10.273 to 0.8340.364 to 0.8230.028 to 10.705 to 10.460 to 0.9460.341 to 0.867
Observer B
    Kappa0.4120.5260.0620.364−0.19500.2730.262
    95% CI0.125 to 0.6980.058 to 0.995−0.283 to 0.407−0.009 to 0.736−0.35 to −0.040 to 00 to 0.5610 to 0.554
Observer C
    Kappa00.8750.5930.5360.62400.6120.611
    95% CI0.635 to 10.278 to 0.9090.219 to 0.8520.375 to 0.8720.357 to 0.8670.269 to 0.953