Table 2.

Strength of agreement of inter- and intra-observer analysis for parameters

	Intra-observer ICC	Inter-observer ICC
Cage location	0.94	0.84
MDH	0.87	0.82
FH	0.84	0.81
SDA	0.91	0.88
CDA	0.90	0.86
Fusion rate	0.83	0.81

ICC : The intraclass Correlation Coefficient, MDH : mean disc height, FH : intervertebral foramen height, SDA : sagittal disc angle, CDA : coronal disc angle