[Retracted] Value of Lumbar MRI Parameters in the Evaluation of Postoperative Curative Effect on Patients with Lumbar Disc Herniation and Analysis of Risk Factors

Table 4

Comparison of VAS and JOA scores of patients before and after therapy.

Time	VAS (score)	JOA (score)
Before therapy (n = 60)	7.17 ± 1.06	12.80 ± 2.36
After therapy (n = 60)	2.36 ± 1.17	24.06 ± 3.86
T-value	26.726	20.228
value	<0.001	<0.001