Table 3.

Regression analysis on post-operative outcomes between short and medium plate to adjust for sex and diagnosis.

	Regression Coefficient	95% Confidence Interval	p-Value
3 months
Subsidence Rate	1.3	0.1 to 2.4	0.033
C2–C7 SVA	−0.7	−4.3 to 3.0	0.716
Cervical Lordosis Angle	−1.8	−6.0 to 2.4	0.388
NDI	−0.05	−0.1 to 0.02	0.162
VAS	6.4	−0.9 to 13.8	0.087
1 year
Subsidence Rate	1.4	0.2 to 2.5	0.018
C2–C7 SVA	0.04	−3.2 to 3.3	0.981
Cervical Lordosis Angle	0.3	−3.0 to 3.8	0.836
NDI	−0.02	−0.1 to 0.03	0.347
VAS	4.8	−1.9 to 11.4	0.156

Note: SVA: Sagittal Vertical Axis, NDI: Neck Disability Index, VAS: Visual Analogue Scale.