Table 2

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

Procedure	Measure	SE Measure	Infit^{^a}	Outfit^{^b}
Transforaminal posterolateral HNP	−2.39	0.1059	0.939	0.881
Transforaminal central HNP	−1.81	0.0902	0.930	0.991
Transforaminal lateral stenosis	−2.09	0.0960	0.777	0.713
UBE treatment of facet cysts	−1.58	0.0879	0.853	0.820
Transforaminal migrated HNP	−1.91	0.0919	0.725	0.762
PELIF	−2.45	0.1082	1.375	1.329
Transforaminal facet cyst treatment	−2.49	0.1097	1.144	1.049
Low-grade spondylolisthesis	−2.21	0.0996	1.069	1.224
Transforaminal central stenosis	−1.14	0.0890	0.819	0.800
Multiportal technique	−1.88	0.0914	1.448	1.489
Articulating instruments	−2.63	0.1161	1.030	1.033
Scale		Person Reliability	MADaQ3	P
Scale		0.811	0.180	<0.001

Abbreviations: HNP, herniated nucleus pulposus; MADaQ3, mean of absolute values of centered Q_3 statistic with P value obtained by Holm adjustment; PELIF, percutaneous endoscopic lumbar interbody fusion.
↵a Information-weighted mean square statistic.
↵b Outlier-sensitive means square statistic.