Table 1.

Search strategy for each database.

Database	Search terms	Date of search	2nd date of search	3rd date of search
PubMed	((((((((((((((“tka") OR "tha") OR "total knee arthroplasty") OR "total hip arthroplasty") OR "hip replacement") OR "knee replacement") OR "tkr") OR "thr") OR "joint replacement") OR "joint prosthesis") OR "knee prosthesis") OR "hip prosthesis")) AND ((("pre operative expectations") OR "post operative expectations") OR "expectations")) AND (("satisfaction") OR "satisfied")	3-10-2016	10-4-2017	30-10-2017
Cochrane library	#1 "TKA":ti,ab,kw or "THA":ti,ab,kw or "total knee arthroplasty":ti,ab,kw or "total hip arthroplasty":ti,ab,kw #2 joint prosthesis:ti,ab,kw or knee prosthesis:ti,ab,kw or hip prosthesis:ti,ab,kw #3 hip replacement:ti,ab,kw or knee replacement:ti,ab,kw or joint replacement:ti,ab,kw #4 expectations:ti,ab,kw or expectancies:ti,ab,kw #5 satisfaction:ti,ab,kw or satisfied:ti,ab,kw #6: #1 or #2 or #3 and #4 and #5	3-10-2016	10-4-2017	30-10-2017
Google Scholar	expectations AND satisfaction THA OR TKA OR "Total knee arthroplasty" OR "total hip arthroplasty" OR "joint prosthesis" OR "knee prosthesis" OR "hip prosthesis" OR "hip replacement" OR "knee replacement" OR "joint replacement"	3-10-2016	10-4-2017	30-10-2017
Web of Science	#1: TS=(tka) OR TS=(tha) OR TS=(total knee arthroplasty) OR TS=(total hip arthroplasty) OR TS=(hip replacement) OR TS=(knee replacement) OR TS=(tkr) OR TS=(thr) OR TS=(joint replacement) OR TS=(joint prosthesis) OR TS=(knee prosthesis) OR TS=(hip prosthesis) Indexes=SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, BKCI-S, BKCI-SSH, ESCI Timespan=All years #2: TS=(pre operative expectations) OR TS=(post operative expectations) OR TS=(expectations) OR TS=(expectancies) Indexes=SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, BKCI-S, BKCI-SSH, ESCI Timespan=All years #3: TS=(satisfaction) OR TS=(satisfied) OR TS=(dissatisfaction) OR TS=(dissatisfied) OR TS=(satisfy*) OR TS=(dissatisfy*) #4: #1 AND #2 AND #3	3-10-2016	10-4-2017	30-10-2017
PsycInfo	AB ( tka OR tha OR total knee arthroplasty OR total hip arthroplasty OR hip replacement OR knee replacement OR tkr OR thr OR joint replacement OR joint prosthesis OR knee prosthesis OR hip prosthesis ) AND AB ( pre operative expectations OR post operative expectations OR expectations OR expectancies ) AND AB ( satisfaction OR satisfied OR dissatisfaction OR dissatisfied OR satisf* OR dissatisf*	3-10-2016	10-4-2017	30-10-2017