2.4. Treatment Procedure
DLSS, LBP
Limaprost 1T tid (Donga ST, Seoul, Republic of Korea) and Pregrabalin 75 mg bid (Pfizer, New York, NY, USA) as treatments for NIC and LLRP, respectively, were initially prescribed for 14 days to all participants. Participants who exhibited no improvement in the initial treatment underwent SNRB of the compressed spinal nerve root, which was identified via magnetic resonance imaging. The experimental group received 12 cycles of acupuncture and manual therapy over 6 weeks.Acupoints were selected as proximal bilateral BL23, BL24, BL25, and Ex-B2 for LBP and unilateral GB30, BL40, and BL60 for LLRP in accordance with the Standard Korean Medicine Clinical Practice Guideline for DLSS [Manual therapy was performed for 30 min in each session by physical therapist using flexion distraction technique [