Table 2

Postwebinar survey model fit analysis and item statistics of the rating scale model.

Procedure	Measure	SE Measure	Infit^{^a}	Outfit^{^b}
Endoscopic complex lumbar revision strategies	−2.32	0.0984	1.235	1.192
Endoscopic debridement of grades 1–3 spondylolytic spondylolisthesis	−1.97	0.0951	0.903	0.901
Posterior cervical endoscopic foraminotomy for disc herniation and bony stenosis	−2.53	0.1014	0.923	0.877
Posterior endoscopic single and multilevel decompression of cervical spondylotic myelopathy	−1.79	0.0942	1.013	1.014
Scale		Person Reliability	MADaQ3	P
Scale		0.682	0.121	0.028

Abbreviation: MADaQ3, mean of absolute values of centered Q_3 statistic with P value obtained by Holm adjustment.
↵a Information-weighted mean square statistic.
↵b Outlier-sensitive means square statistic.