[1] Univ Gothenburg, Sahlgrenska Acad, Inst Neurosci & Physiol, Dept Clin Neurosci & Rehabil, Gothenburg, Sweden
[2] Registercentrum Vastra Gotaland, BOA Registry, Gothenburg, Sweden
[3] Univ Gothenburg, Sahlgrenska Acad, Inst Clin Sci, Dept Orthopaed, Gothenburg, Sweden
[4] Registercentrum Vastra Gotaland, Swedish Hip Arthroplasty Register, Gothenburg, Sweden
[5] Univ Gothenburg, Dept Educ Commun & Learning, Gothenburg, Sweden
[6] Lund Univ, Skane Univ Hosp, Dept Orthopaed, Clin Sci Lund, Lund, Sweden