Assessment of Analgesic Efficacy of Bilateral Lumbar Erector Spinae Plane Block for Postoperative Pain following Lumbar Laminectomy: A Single-Blind, Randomized Clinical Trial

Table 1

Demographic data of the participants.

	ESP block (n = 24)	Control (n = 26)	value
Sex, female	13 (54.2%)	17 (65.4%)	0.419
Age, years	47.12 ± 2.27	43.92 ± 2.73	0.375
Weight, kg	68.87 ± 1.78	69.81 ± 1.61	0.699

ESP: erector spinae plane. The chi-squared test or independent sample t-test was used. Values are presented as n (%) or mean ± SEM.