Efficacy and safety of modular versus monoblock stems in revision total hip arthroplasty: a systematic review and meta-analysis

Journal of Orthopaedics and Traumatology

Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 1 Search strategy in PubMed

Step	Query	Results
#1	Hip	186,251
#2	Revision	195,545
#3	Modularity OR modulus OR modular	85,162
#4	Nonmodular OR monoblock OR monolithic OR single	1,985,488
#5	#1 AND #2 AND #3 AND #4	217

Query: ("Hip"[MeSH Terms] OR ("Hip"[MeSH Terms] OR "Hip"[All Fields])) AND ("revise"[All Fields] OR "revised"[All Fields] OR "revisers"[All Fields] OR "revises"[All Fields] OR "revising"[All Fields] OR "revision"[All Fields] OR "revisions"[All Fields]) AND ("modular"[All Fields] OR "modularities"[All Fields] OR "modularity"[All Fields] OR "modularization"[All Fields] OR "modularized"[All Fields] OR "modularizing"[All Fields] OR "modulars"[All Fields] OR "modulus"[All Fields] OR ("modular"[All Fields] OR "modularities"[All Fields] OR "modularity"[All Fields] OR "modularization"[All Fields] OR "modularized"[All Fields] OR "modularizing"[All Fields] OR "modulars"[All Fields])) AND ("nonmodular"[All Fields] OR ("monoblock"[All Fields] OR "monoblocks"[All Fields]) OR ("monolith"[All Fields] OR "monolith s"[All Fields] OR "monolithic"[All Fields] OR "monolithically"[All Fields] OR "monolithics"[All Fields] OR "monoliths"[All Fields]) OR ("single person"[MeSH Terms] OR ("single"[All Fields] AND "person"[All Fields]) OR "single person"[All Fields] OR "single"[All Fields] OR "singles"[All Fields]))