Ultrasound-Guided Transmuscular Quadratus Lumborum Block Reduces Postoperative Pain Intensity in Patients Undergoing Total Hip Arthroplasty: A Randomized, Double-Blind, Placebo-Controlled Trial
Table 2
Pain scores at 3, 6, 12, 24, 36, and 48 hours after surgery.
Group QLB (n = 41)
Group Con (n = 42)
value
VAS scores at rest (0–10)
3 h postoperative
0.85 ± 0.53
1.04 ± 0.86
0.001
6 h
1.32 ± 0.72
2.74 ± 1.04
<0.001
12 h
2.51 ± 0.95
3.81 ± 0.77
<0.001
24 h
2.39 ± 0.83
3.38 ± 0.96
<0.001
36 h
1.83 ± 0.59
2.50 ± 0.71
<0.001
48 h
1.56 ± 0.50
2.38 ± 0.73
<0.001
VAS scores at mobilization (0–10)
24 h postoperative
3.02 ± 1.06
6.10 ± 1.48
<0.001
36 h
3.07 ± 0.84
5.45 ± 1.13
<0.001
48 h
2.12 ± 0.64
4.33 ± 0.93
<0.001
Values are shown as mean ± SD; Group QLB = quadratus lumbar block; Group Con = control group; VAS = visual analog score.