The exeter cemented stem provides outstanding long-term fixation and bone load at 15 years follow-up: A systematic review and meta-analysis

Autor: Fabio Mancino, Haley Tornberg, Christopher W Jones, Thomas A Bucher, Michael-Alexander Malahias
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Journal of Orthopaedic Surgery, Vol 31 (2023)
Druh dokumentu: article
ISSN: 2309-4990
10225536
DOI: 10.1177/10225536231153232
Popis: Purpose Since its introduction in 1988, the double-tapered polished Exeter cemented stem has been widely adopted in primary total hip arthroplasty (THA). Despite the results coming from the arthroplasty registries have proven great survivorship, the aim of this study was to dig deeper and describe the modes of failure of the Exeter stem at 15 years follow-up while reporting the clinical and radiographic outcomes. Methods A search of PubMed, MEDLINE, and Embase was performed using the Preferred Reporting Items for Systematic Review and Meta-Analyses since inception of database to January 2022. A meta-analysis was performed on stem’s failure rates and clinical outcomes using random effects models. Publication bias was assessed with funnel plots. Results Overall, ten studies met the inclusion criteria with 2167 hips at mean 14.8 ± 4.1 years follow-up. The meta-effect estimate for revision rate for stem-related reasons was 3.8% (CI 95% 2.1–5.6, p < 0.01). The meta-effect for revision rate for stem aseptic loosening (AL) was 0.22% (CI 95% 0–0.4, p = 0.048) and for periprosthetic fracture was 0.6% (CI95% 0.3–0.9, p < 0.001). The meta effect estimate for Oxford Hip Score (OHS) at final follow-up was 32.4 (moderate; CI 95% 23.2–41.6, p
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