Table 2.

Percent agreement and κ statistic of the consolidated classification systems

Classification system	Percent agreement (95% CI)	κ statistic (95% CI)
Consolidated Hotchkiss	89.3 (86.6%–92.0%)	0.760 (0.691–0.805)
Consolidated AO	67.4 (54.6%–80.3%)	0.455 (0.372–0.521)

CI = confidence interval.