The Effect of Pulsed Radiofrequency Combined with a Transforaminal Epidural Steroid Injection on Chronic Lumbar Radicular Pain: A Randomized Controlled Trial

Table 4

Number of patients whose pain returned to baseline at each follow-up period.

Month	Number of patients (%)		value
	C-group ()	T-group ()
1	1 (5)	2 (10)	1.00
2	1 (5)	1 (5)	1.00
3	3 (15)	3 (15)	1.00
4	9 (45)	8 (40)	0.75