[Retracted] Analysis of the Need for Postoperative Drainage Application for Hip Arthroplasty: A Systematic Review and Meta-Analysis

Table 1

Basic search strategy for PubMed, EMBASE, the Cochrane Library, and CBM.

Database	Search strategy
PubMed	(“Drainage”[Mesh]) AND ((“Arthroplasty, Replacement, Hip”[Mesh]) OR (((((((((((((((((((Arthroplasties, Replacement, Hip[Title/Abstract]) OR (Arthroplasty, Hip Replacement[Title/Abstract])) OR (Hip Prosthesis Implantation[Title/Abstract])) OR (Hip Prosthesis Implantations[Title/Abstract])) OR (Implantation, Hip Prosthesis[Title/Abstract])) OR (Implantations, Hip Prosthesis[Title/Abstract])) OR (Prosthesis Implantation, Hip[Title/Abstract])) OR (Prosthesis Implantations, Hip[Title/Abstract])) OR (Hip Replacement Arthroplasty[Title/Abstract])) OR (Replacement Arthroplasties, Hip[Title/Abstract])) OR (Replacement Arthroplasty, Hip[Title/Abstract])) OR (Arthroplasties, Hip Replacement[Title/Abstract])) OR (Hip Replacement Arthroplasties[Title/Abstract])) OR (Hip Replacement, Total[Title/Abstract])) OR (Replacement, Total Hip[Title/Abstract])) OR (Hip Replacements, Total[Title/Abstract])) OR (Replacements, Total Hip[Title/Abstract])) OR (Total Hip Replacements[Title/Abstract])) OR (Total Hip Replacement[Title/Abstract])))AND ((((randomized controlled trial[Publication Type])) OR (RCT [Title/Abstract])) OR (placebo[Title/Abstract])) OR (random[Title/Abstract]))
EMBASE	(“hip arthroplasty”/exp) OR (“arthroplasty, hip”:ab, ti OR “hip arthroplasties”:ab, ti OR “hip extracapsular arthroplasty”:ab, ti OR “hip joint alloplasty”:ab, ti OR “hip joint arthroplasty”:ab, ti OR “hip plasty”:ab, ti OR hiparthroplasty:ab, ti) AND (“drainage”/exp) OR (“drainage, surgical”:ab, ti)AND(“randomized controlled trial “/exp) OR (RCT:ab, ti OR random:ab, ti OR placebo:ab, ti)
The Cochrane	(“Total Hip Replacements” OR “Total Hip Replacement” OR “Hip Replacement, Total” OR “Replacement, Total Hip” OR “Hip Replacements, Total” OR “Replacements, Total Hip” OR “Replacement Arthroplasty, Hip” OR “Hip Replacement Arthroplasty” OR “Implantation, Hip Prosthesis” OR “Prosthesis Implantations, Hip” OR “Implantations, Hip Prosthesis” OR “Hip Replacement Arthroplasties” OR “Arthroplasty, Hip Replacement” OR “Arthroplasties, Hip Replacement” OR “Arthroplasties, Replacement, Hip” OR “Hip Prosthesis Implantation” OR “Prosthesis Implantation, Hip” OR “Replacement Arthroplasties, Hip” OR “Hip Prosthesis Implantations” OR “MeSH descriptor: [Arthroplasty, Replacement, Hip] explode all trees”) AND (MeSH descriptor: [Drainage] explode all trees)AND ((MeSH descriptor: [Randomized Controlled Trials] explode all trees) OR ((RCT OR placebo OR random):ti, ab, kw))
CBM^a	(“Hip Replacement”(Chinese)[Common fields: smart] OR “Hip Replacement patients”(Chinese)[Common fields: smart] AND “Drainage tube”(Chinese)[Common fields: smart]) OR “Drainage”(Chinese)[Common fields: smart]AND 2000-2021[date]

^aCBM: China Biology Medicine Database.