Table 3.

Radiographic outcomes in single-level ACDF

Variables	Group A (n = 51)	Group B (n = 58)	P value
Fusion rate
3 months follow-up	6/51	16/58	0.03
6 months follow-up	16 /51	31/58	0.02
1 year follow-up	39/51	53/58	0.03
Final follow-up	46/51	55/58	0.58
FSH (mm)
Preoperative	30.7 ± 3.2	29.8 ± 3.0	0.13
Postoperative	33.2 ± 3.4	32.4 ± 3.2	0.21
1 year follow-up	31.9 ± 2.9	31.2 ± 2.7	0.19
Final follow-up	31.4 ± 2.8	30.9 ± 2.7	0.35
Subsidence (mm)	1.8 ± 0.7	1.5 ± 0.5	0.01
Subsidence rate	11/51	5/58	0.06
C2-7 lordosis (°)
Preoperative	10.7 ± 6.7	11.5 ± 8.1	0.57
Postoperative	14.3 ± 6.7	15.5 ± 8.6	0.39
1 year follow-up	13.9 ± 7.3	15.3 ± 8.4	0.36
Final follow-up	13.1 ± 8.1	14.8 ± 9.2	0.31
SSA (°)
Preoperative	2.1 ± 4.8	2.7 ± 5.5	0.55
Postoperative	7.2 ± 3.4	8.1 ± 4.9	0.27
1 year follow-up	5.4 ± 3.1	6.7 ± 4.6	0.09
Final follow-up	5.1 ± 3.5	6.4 ± 4.0	0.08