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Regional variation in hip and knee arthroplasty rates in Switzerland: A population-based small area analysis

Wertli, Maria M. ; Schlapbach, Judith M. ; Haynes, Alan G. ; Scheuter, Claudia ; Jegerlehner, Sabrina N. ; Panczak, Radoslaw ; Chiolero, Arnaud ; Rodondi, Nicolas ; Aujesky, Drahomir

In: PLOS ONE, 2020, vol. 15, no. 9, p. e0238287

Compared to other OECD countries, Switzerland has the highest rates of hip (HA) and knee arthroplasty (KA).Objective: We assessed the regional variation in HA/KA rates and potential determinants of variation in Switzerland.Methods: We conducted a population-based analysis using discharge data from all Swiss hospitals during 2013– 2016. We derived hospital service areas (HSAs) by analyzing...