Table 4. Interobserver Fleiss Kappa index of orthopedists for each assessment and IDEAL classification type.

	κ index	p	90% CI lower limit	90% CI upper limit
κ T1	0.186	< 0.001	0.115	0.258
Type 1	0.472	< 0.001	0.377	0.567
Type 2	0.112	0.053	0.017	0.207
Type 3	0.065	0.261	-0.030	0.160
κ T2	0.114	0.008	0.043	0.184
Type 1	0.330	< 0.001	0.235	0.425
Type 2	0.011	0.849	-0.084	0.106
Type 3	0.090	0.119	-0.005	0.185
κ T3	0.225	< 0.001	0.154	0.295
Type 1	0.359	< 0.001	0.335	0.454
Type 2	0.148	< 0.001	0.361	0.243
Type 3	0.223	< 0.001	0.485	0.318

Abbreviation: CI, confidence interval.