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Selection of study and control groups from the Norwegian and Australian joint replacement registries, 2003–2014.
aMobile-bearing brands (LCS and PFC Sigma).
bFixed-bearing cruciate-retaining brands, 3 most used in Norway (Profix, NexGen, AGC) and in Australia (Triathlon, NexGen, PFC Sigma).
cOther tibial component catalogue numbers than 12943 and 9003.
TKR = total knee replacement. CR = cruciate retaining. PS = posterior stabilized.
Cat. no. = catalogue number.
