Table 3. The Fleiss Kappa indexes for interobserver agreement between residents in orthopedics and traumatology for each assessment and IDEAL classification type.

	κ index	p	90% CI lower limit	90% CI upper limit
κ T1	0.305	< 0.001	0.206	0.404
Type 1	0.349	< 0.001	0.214	0.483
Type 2	0.215	0.008	0.081	0.350
Type 3	0.386	< 0.001	0.252	0.521
κ T2	0.383	< 0.001	0.282	0.483
Type 1	0.435	< 0.001	0.301	0.569
Type 2	0.302	< 0.001	0.167	0.436
Type 3	0.452	< 0.001	0.317	0.586
κ T3	0.277	< 0.001	0.175	0.378
Type 1	0.308	< 0.001	0.173	0.442
Type 2	0.250	0.002	0.116	0.384
Type 3	0.292	< 0.001	0.157	0.426

Abbreviation: CI, confidence interval.