[Retracted] Early Postoperative Pain Control and Inflammation for Total Knee Arthroplasty: A Retrospective Comparison of Continuous Adductor Canal Block versus Single-Shot Adductor Canal Block Combined with Patient-Controlled Intravenous Analgesia

Table 3

Incidence of adverse events and complications.

Characteristic	Group A (n = 78)	Group B (n = 78)	value
Remedial analgesics treatment (n, %)	9 (11.5%)	5 (6.4%)	0.402
Dizziness, nausea and vomit (n, %)	4 (5.1%)	5 (6.4%)	1
Pulmonary infection (n, %)	2 (2.6%)	0	0.497
Cardiovascular events (n, %)	0	0	1
Deep vein thrombosis (n, %)	2 (2.6%)	1 (1.3%)	1
Incisional infection (n, %)	0	0	1
Unplanned second surgery (n, %)	0	0	1