Table 1.

The following are the Medical Subject Headings (MeSH) and terms utilized in the PubMed search process for this study.

Search	Query	Items found	Explanation of the search
#9	((‘hip prosthesis’[MeSH terms] OR ‘arthroplasty, replacement, hip’[MeSH terms]) AND (‘contralateral*’[text word] OR ‘subsequent*’[text word] OR ‘bilateral*’[text word])) AND (humans[filter])	3,680	Search: (#6) AND (#7); filters: humans
#8	(‘Hip prosthesis’[MeSH terms] OR ‘arthroplasty, replacement, hip’[MeSH terms]) AND (‘contralateral*’[text word] OR ‘subsequent*’[text word] OR ‘bilateral*’[text word])	3,825	Search: (#6) AND (#7)
#7	‘contralateral*’[text word] OR ‘subsequent*’[text word] OR ‘bilateral*’[text word]	1,300,300	Search: ((#3) OR (#4)) OR (#5)
#6	‘Hip prosthesis’[MeSH terms] OR ‘arthroplasty, replacement, hip’[MeSH terms]	45,802	Search: (#1) OR (#2)
#5	‘bilateral*’[text word]	311,069
#4	‘subsequent*’[text word]	930,810
#3	‘contralateral*’[text word]	95,840
#2	‘Arthroplasty, replacement, hip’[MeSH terms]	32,559
#1	‘Hip prosthesis’[MeSH terms]	24,978