Table 1.

Disc location, cement blocking area, and intervertebral disc degeneration (IDD) degree after three months of different interventions

Number	Cement			Scalpel		Normal
	Disc	Blocking area (%)	IDD degree	Disc	IDD degree	Disc	IDD degree
1	4	27.09	2	5	2	0	1
2	4	35.01	3	5	1	0	1
3	5	30.32	3	6	2	0	1
4	4	32.31	3	5	2	0	1
5	5	46.20	3	4	2	0	1
6	5	50.56	3	4	2	0	1
7	5	50.93	3	4	2	0	1
Average		38.92 ± 10.05	2.86 ± 0.38		1.86 ± 0.38		1.00