Collared, Uncemented Stems Markedly Reduce Periprosthetic Femoral Fracture Risk in Women ≥ 70 Years: A Swiss National Registry Study.
INTRODUCTION Uncemented total hip arthroplasty (THA) is associated with an increased risk of periprosthetic femoral fractures (PFF) in elderly women, yet its use continues to expand in this high-risk population. Stem design, particularly the presence of a collar, may influence the risk. However, sex-specific, large-sca...