Table. 1.

Characteristics of included studies

Study Intervention
control
No. of patients Level Local anesthetics Confirmation of blocking effect Type of surgery
Ciftci et al. 2020 [13] ESPB 30 L3 20 mL 0.25% bupivacaine each side No Single-level lumbar discectomy and hemilaminectomy surgery
No intervention 30 None None None
Eskin et al. 2020 [14] ESPB 40 T12-L5 single segment 20 mL 0.25% bupivacaine each side No Lumbar decompression surgery for one or two vertebral levels
No intervention 40 None None None
Liu et al. 2019 [21] ESPB 20 Surgery segments 20 mL 0.4% ropivacaine each side No Posterior vertebral surgery
No intervention 20 None None None
Singh et al. 2020 [15] ESPB 20 T10 20 mL 0.5% bupivacaine each side Yes Prolapsed lumbar intervertebral disk, lumbar stenosis, laminectomy
No intervention 20 None None None
Wang et al. 2018 [22] ESPB 30 Surgery segments 15 mL 0.5% ropivacaine each side No Posterior lumbar vertebral surgery
No intervention 30 None None None
Wu et al. 2019 [23] ESPB 20 L4 20 mL 0.4% ropivacaine each side Yes Posterior lumbar interbody fusion
No intervention 20 None None None
Yayik et al. 2019 [16] ESPB 30 L4 20 mL 0.25% bupivacaine each side Yes Open lumbar decompression
No intervention 30 None None None
Yeşiltaş et al. 2021 [17] ESPB 28 Surgery segments 20 mL (1:1) mixture solution of 0.25% bupivacaine and 1.0% lidocaine No Posterior spinal instrumentation and fusion for spondylolisthesis
Saline with no block 28 Surgery segments 20 mL saline None
Yu and Guo 2018 [24] ESPB 30 Surgery segments 20 mL 0.375% ropivacaine each side No Lumbar spine surgery
No intervention 30 None None None
Yu et al. 2021 [18] ESPB 40 Surgery segments 30 mL 0.25% bupivacaine each side No Internal fixation for lumbar spinal fractures
Saline with no block 40 Surgery segments 30 mL saline each side None
Zhang et al. 2021 [19] ESPB 30 L3 20 mL 0.4% ropivacaine each side No Lumbar spinal fusion surgery
Sham blocks 30 L3 Subcutaneous infiltration (1 mL 1% lidocaine) each side None
Zhang et al. 2020 [20] ESPB 30 T12 25 mL 0.3% ropivacaine each side Yes Open posterior lumbar decompression surgery
No block 30 None None None

ESPB: erector spinae plane block.

Korean J Pain 2021;34:487~500 https://doi.org/10.3344/kjp.2021.34.4.487
© Korean J Pain