Comparison of the Postoperative Analgesic Effects between Ultrasound-Guided Transmuscular Quadratus Lumborum Block and Thoracic Paravertebral Block in Laparoscopic Partial Nephrectomy Patients: A Randomized, Controlled, and Noninferiority Study

Table 1

Patient characteristics.

Parameter	TMQLB group	TPVB group
Sample size, n	30	30
Mean age (SD) in years	50 (10)	53 (12)
Male, n (%)	19 (63.3%)	10 (33.3%)
Mean body mass index (SD) in kg·m^−2	26.11 (3.73)	24.98 (3.20)
Mean pre-op NRS (SD) in points	0.10 (0.55)	0.13 (0.43)
Right-side surgery, n (%)	18 (60.0%)	16 (53.3%)
Mean duration of surgery (SD) in minutes	106 (39)	117 (33)

TMQLB: transmuscular quadratus lumborum block, TPVB: thoracic paravertebral block, Op: operation, NRS: numerical rating scale.