Pain Research and Management

Research Article

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 3

Intraoperative hemodynamic changes and medication used in transmuscular quadratus lumborum block and paravertebral block groups.


	TMQLB group	TPVB group	Difference (95% CI)	value

Sample size, n	30	30	—	—
Mean heart rate in (SD) beats per minute
Baseline	76 (7)	73 (8)	3 (−1, 7)	0.148
Pre-op	78 (14)	71 (10)	6 (0, 13)	0.055
Intra-op	66 (10)	64 (7)	2 (−3, 6)	0.464
Mean systolic blood pressure (SD) in mmHg
Baseline	129 (14)	127 (12)	3 (−4, 9)	0.423
Pre-op	140 (23)	133 (21)	7 (−4, 19)	0.189
Intra-op	111 (9)	111 (15)	3 (−2, 9)	0.210
Mean diastolic blood pressure (SD) in mmHg
Baseline	78 (9)	78 (6)	0 (−4, 4)	0.947
Pre-op	87 (14)	80 (10)	7 (1, 14)	0.029
Intra-op	77 (10)	74 (9)	4 (−2, 8)	0.195
Medications and fluids
Mean sevoflurane (SD) in %	1.2 (0.2)	1.1 (0.2)	0.15 (0.02, 0.27)	0.022
Mean fentanyl (SD) in μg	250 (66)	218 (44)	32 (3, 62)	0.031
Median urapidil (quartiles) in mg	0 (0, 0, 0, 10)	0 (0, 0, 0, 0)	0 (0, 0)	0.317
Median ephedrine (quartiles) in mg	1.5 (0, 0, 6, 18)	6 (0, 4.5, 12, 30)	6 (0, 6)	0.022
Median phenylephrine (quartiles) in mg	0 (0, 0, 0, 0.16)	0 (0, 0, 0, 0.6)	0 (0, 0)	0.644
Median atropine (quartiles) in mg	0 (0, 0, 0, 0.3)	0 (0, 0, 0, 0.3)	0 (0, 0)	0.570
Mean crystalloid (SD) in ml	1441 (325)	1365 (361)	76 (103, −256)	0.397
Median colloid (quartiles) in ml	0 (0, 0, 0, 500)	0 (0, 0, 0, 1000)	0 (0, 0)	0.621
Median RBC (quartiles) in U	0 (0, 0, 0, 0)	0 (0, 0, 0, 0)	0 (0, 0)	1.000
Median plasma (quartiles) in ml	0 (0, 0, 0, 0)	0 (0, 0, 0, 0)	0 (0, 0)	1.000
Median hemorrhage (quartiles) in ml	50 (0, 48, 50, 400)	50 (0, 20, 100, 700)	0 (0, 10)	0.856
Mean urine (SD) in ml	331 (249)	388 (260)	−58 (−189, 74)	0.383

TMQLB: transmuscular quadratus lumborum block, TPVB: thoracic paravertebral block, SBP: systolic blood pressure, DBP: diastolic blood pressure, MBP: mean blood pressure, op: operation, RBC: red blood cell, SD: standard deviation. Significant statistical difference.