From: IPACK block with spinal anesthesia compared to fentanyl-based spinal anesthesia for postoperative analgesia following arthroscopic meniscectomy: a randomized, prospective study
Groups
Group F (n = 31)
Group I (n = 31)
P value
Parameters
Total amount of morphine taken (mg) (mean ± SD)
19.51 ± 4.49
9.18 ± 2.53
0.007*
Time for first request of pain killer (h) (mean ± SD)
3.55 ± 1.54
8.82 ± 0.44
0.014*