Yoo 2016.

Methods	Prospective, double‐blind clinical trial. This study aimed to compare the effects of intraoperative lidocaine and magnesium on the postoperative functional recovery and chronic pain after mastectomy. The study was conducted in the Republic of Korea. It is not stated when the study was conducted. Trial identifier: n/a
Participants	Sample size: 126 Three groups, one not of interest (magnesium) Inclusion criteria Mastectomy Exclusion criteria N/A
Interventions	Experimental group Lidocaine was administered at 2 mg/kg for 15 minutes immediately after induction, followed by infusions of 2 mg/kg/h. Control group Controls received the same volume of saline.
Outcomes	QoR‐40 survey, pain scales, length of hospital stay and the short‐form McGill pain questionnaire on postoperative one month and three months
Notes	Small trial sample size (< 200 patients) Anaesthesia N/A Funding N/A Notes Only abstract available

Acronyms and abbreviations used in these tables

ASA = American Society of Anesthesiologists Physical Status, BMI = body mass index, h = hour, IL = Interleukin, IV = intravenous, LC = laparoscopic cholecystectomy, N/A = not applicable/not available, NRS = numerical rating scale, PACU = postanaesthesia care unit, QoR = quality of recovery, TCI = target controlled infusion, TNF = tumour necrosis factor, VAS = visual analogue scale, IL‐1RA = Interleukin 1 receptor antagonist