Table 1.

Demographics and preoperative data in patients with CSM

	DCS group	Non-DCS group	p value
Age (yrs)	61.3 ± 5.6	61.0 ± 7.1	0.74
Sex (Male: Female)	35: 15	41: 31	0.14
Duration of symptoms (mos)	38.4 ± 20.7	34.2 ± 23.6	0.31
FU (yrs)	9.8 ± 2.8	9.1 ± 2.6	0.23
Lordotic angle (°)	8.0 ± 9.9	9.5 ± 15.0	0.54
Minimum AP diameter of cervical canal (mm)	12.0 ± 0.7	14.8 ± 1.1	<0.01
Disc spaces operated (No. of patients)
1 level	15	30	0.40
2 levels	22	28
3 levels	13	14

FU indicates follow-up

AP indicates anteroposterior