Comparison of efficacy between endoscope-assisted anterior cervical discectomy and fusion (ACDF) and open ACDF in the treatment of single-segment cervical spondylotic myelopathy

Table 1 Comparison of the baseline data between groups

Items	Group A (n = 28)	Group B (n = 24))	X²/t value	P value
Gender (n)			0.02	0.88
Man	17	16
Female	11	8
Age (X + s, year)	60.39 + 9.57	56.13 + 8.49	1.69	0.26
Operative segment			1.35	0.51
C4/5	2	4
C5/6	16	11
C6/7	10	9

ISSN: 1749-799X