From: Analgesic benefits of pre-operative versus postoperative transversus abdominis plane block for laparoscopic cholecystectomy: a frequentist network meta-analysis of randomized controlled trials
MME
Pain (0–3)
Pain 12
Pain 24
PONV
Preoperative
2 (0.500)
2 (0.655)
2 (0.607)
2 (0.539)
2 (0.275)
Postoperative
1 (0.999)
1 (0.845)
1 (0.892)
1 (0.960)
1 (0.996)
Control
3 (0.000)
3 (0.228)