Ultrasound-Guided Pudendal Nerve Block Combined with Propofol Deep Sedation versus Spinal Anesthesia for Hemorrhoidectomy: A Prospective Randomized Study
Table 3
Secondary outcomes parameters.
Group SA (n = 60)
Group PNB (n = 58)
-value
Postoperative sufentanil consumption (μg)
Day 1, median (quartile range)
23 (12)
12.0 (6.5)
0.001
Day 2, median (quartile range)
14.0 (10.0)
6.0 (6.0)
0.001
The time for the first rescue analgesia, h, median (quartile range)
3.0 (2.0)
14 (7.3)
0.001
The time to ambulation, h, median (quartile range)
4.0 (2.0)
2.0 (1.0)
0.001
The pain intensity at the first defecation, median (quartile range)
5.0 (2.0)
4.0 (2.0)
0.001
Sphincter relaxation (n)
0.467
Full
45
40
Incomplete
15
18
No relaxation
0
0
Surgeon satisfaction (n)
0.148
Terrible
0
0
Satisfactory
5
10
Excellent
55
48
Urinary retention, n (%)
12 (20)
4 (6.9)
0.034
Nausea and vomiting, n (%)
11 (18.3)
3 (5.2)
0.023
Pruritus, n (%)
0 (0)
0 (0)
NS
Respiratory depression after surgery, n (%)
0 (0)
0 (0)
NS
n: number of patients. Group SA: the patients received spinal anesthesia; Group PNB: the patients received bilateral pudendal nerve block combined with propofol sedation; NS: not significant.