Outcomes of cervical degenerative disc disease treated by anterior cervical discectomy and fusion with self-locking fusion cage

Table 1 Comparison of surgical parameters between the two groups (n = 45)

Group	Surgical time (min)	Blood loss (mL)	Drainage volume (mL)	Length of hospital stay (d)
Control group	86.25 ± 13.46	46.03 ± 8.72	15.12 ± 2.67	14.69 ± 2.85
Observation group	88.17 ± 14.24	46.94 ± 8.83	16.03 ± 2.84	14.37 ± 2.74
t	0.657	0.492	1.566	0.543
P value	> 0.05	> 0.05	> 0.05	> 0.05