{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,14]],"date-time":"2026-03-14T09:42:30Z","timestamp":1773481350023,"version":"3.50.1"},"reference-count":16,"publisher":"Wiley","license":[{"start":{"date-parts":[[2015,1,1]],"date-time":"2015-01-01T00:00:00Z","timestamp":1420070400000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/3.0\/"}],"funder":[{"name":"National University Hospital of Iceland"},{"name":"Landspitali University Hospital Research Fund"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Computational and Mathematical Methods in Medicine"],"published-print":{"date-parts":[[2015]]},"abstract":"<jats:p>The variability in patient outcome and propensity for surgical complications in total hip replacement (THR) necessitates the development of a comprehensive, quantitative methodology for prescribing the optimal type of prosthetic stem: cemented or cementless. The objective of the research presented herein was to describe a novel approach to this problem as a first step towards creating a patient-specific, presurgical application for determining the optimal prosthesis procedure. Finite element analysis (FEA) and bone mineral density (BMD) calculations were performed with ten voluntary primary THR patients to estimate the status of their operative femurs before surgery. A compilation model of the press-fitting procedure was generated to define a fracture risk index (FRI) from incurred forces on the periprosthetic femoral head. Comparing these values to patient age, sex, and gender elicited a high degree of variability between patients grouped by implant procedure, reinforcing the notion that age and gender alone are poor indicators for prescribing prosthesis type. Additionally, correlating FRI and BMD measurements indicated that at least two of the ten patients may have received nonideal implants. This investigation highlights the utility of our model as a foundation for presurgical software applications to assist orthopedic surgeons with selecting THR prostheses.<\/jats:p>","DOI":"10.1155\/2015\/162481","type":"journal-article","created":{"date-parts":[[2015,8,31]],"date-time":"2015-08-31T17:47:27Z","timestamp":1441043247000},"page":"1-7","source":"Crossref","is-referenced-by-count":20,"title":["Bone Mineral Density and Fracture Risk Assessment to Optimize Prosthesis Selection in Total Hip Replacement"],"prefix":"10.1155","volume":"2015","author":[{"given":"\u00der\u00f6stur","family":"P\u00e9tursson","sequence":"first","affiliation":[{"name":"Institute for Biomedical and Neural Engineering, H\u00e1sk\u00f3linn \u00ed Reykjav\u00edk, Menntavegur 1, 101 Reykjav\u00edk, Iceland"}]},{"given":"Kyle Joseph","family":"Edmunds","sequence":"additional","affiliation":[{"name":"Institute for Biomedical and Neural Engineering, H\u00e1sk\u00f3linn \u00ed Reykjav\u00edk, Menntavegur 1, 101 Reykjav\u00edk, Iceland"}]},{"given":"Magn\u00fas Kjartan","family":"G\u00edslason","sequence":"additional","affiliation":[{"name":"Institute for Biomedical and Neural Engineering, H\u00e1sk\u00f3linn \u00ed Reykjav\u00edk, Menntavegur 1, 101 Reykjav\u00edk, Iceland"}]},{"given":"Benedikt","family":"Magn\u00fasson","sequence":"additional","affiliation":[{"name":"Institute for Biomedical and Neural Engineering, H\u00e1sk\u00f3linn \u00ed Reykjav\u00edk, Menntavegur 1, 101 Reykjav\u00edk, Iceland"}]},{"given":"G\u00edgja","family":"Magn\u00fasd\u00f3ttir","sequence":"additional","affiliation":[{"name":"Department of Rehabilitation, Landsp\u00edtali, Nor\u00f0urm\u00fdri, 101 Reykjav\u00edk, Iceland"}]},{"given":"Gr\u00e9tar","family":"Halld\u00f3rsson","sequence":"additional","affiliation":[{"name":"Department of Rehabilitation, Landsp\u00edtali, Nor\u00f0urm\u00fdri, 101 Reykjav\u00edk, Iceland"}]},{"given":"Halld\u00f3r","family":"J\u00f3nsson","sequence":"additional","affiliation":[{"name":"Institute for Biomedical and Neural Engineering, H\u00e1sk\u00f3linn \u00ed Reykjav\u00edk, Menntavegur 1, 101 Reykjav\u00edk, Iceland"},{"name":"Orthopaedic Clinic, Landspitali Hospital, Nor\u00f0urm\u00fdri, 101 Reykjav\u00edk, Iceland"},{"name":"Medical Faculty, H\u00e1sk\u00f3li \u00cdslands, S\u00e6mundarg\u00f6tu 2, 101 Reykjav\u00edk, Iceland"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5049-4817","authenticated-orcid":true,"given":"Paolo","family":"Gargiulo","sequence":"additional","affiliation":[{"name":"Institute for Biomedical and Neural Engineering, H\u00e1sk\u00f3linn \u00ed Reykjav\u00edk, Menntavegur 1, 101 Reykjav\u00edk, Iceland"},{"name":"Department of Science, Landsp\u00edtali University Hospital, Nor\u00f0urm\u00fdri, 101 Reykjav\u00edk, 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