Table 3.

κ Values Corresponding to Comparisons Between Different Regrading Methods and the 2012 Revised Atlanta Classifications

	κ (95% CI)
	Group 1 (n=202)	Group 2 (n=170)	Total
Regrading method 1	0.563 (0.481–0.648)	0.685 (0.600–0.769)	0.620 (0.559–0.676)
Regrading method 2	0.168 (0.088–0.254)	0.213 (0.123–0.306)	0.189 (0.131–0.249)
Regrading method 3	0.067 (0.013–0.127)	0.130 (0.057–0.210)	0.094 (0.051–0.139)
Regrading method 4	0.622 (0.533–0.708)	0.772 (0.691–0.850)	0.691 (0.626–0.749)
Regrading method 5	0.232 (0.148–0.323)	0.313 (0.212–0.418)	0.270 (0.204–0.337)
Regrading method 6	0.786 (0.706–0.853)	0.907 (0.842–0.955)	0.841 (0.794–0.885)