参考文献:1. Guerado E, Cano JR, Cruz E, Bertrand ML, Hirschfeld M, Benitez-Parejo N (2014) Should hip fractures be operated upon only by specialist hip unit surgeons in order to lower rates of surgical site infection? Int Orthop. doi:10.1007/s00264-014-2543-3 2. del Toro MD, Nieto I, Guerrero F, Corzo J, del Arco A, Palomino J, Nuno E, Lomas JM, Natera C, Fajardo JM, Delgado J, Torres-Tortosa M, Romero A, Martin-Rico P, Muniain MA, Rodriguez-Bano J, group P-SR (2014) Are hip hemiarthroplasty and total hip arthroplasty infections different entities? The importance of hip fractures. Eur J Clin Microbiol Infect Dis 33(8):1439鈥?448. doi:10.1007/s10096-014-2091-1 CrossRef 3. Dale H, Skramm I, Lower HL, Eriksen HM, Espehaug B, Furnes O, Skjeldestad FE, Havelin LI, Engesaeter LB (2011) Infection after primary hip arthroplasty: a comparison of 3 Norwegian health registers. Acta Orthop 82(6):646鈥?54. doi:10.3109/17453674.2011.636671 CrossRef 4. Rasouli MR, Restrepo C, Maltenfort MG, Purtill JJ, Parvizi J (2014) Risk factors for surgical site infection following total joint arthroplasty. J Bone Joint Surg Am 96(18):e158. doi:10.2106/JBJS.M.01363 CrossRef 5. Harrison T, Robinson P, Cook A, Parker MJ (2012) Factors affecting the incidence of deep wound infection after hip fracture surgery. J Bone Joint Surg British 94(2):237鈥?40. doi:10.1302/0301-620X.94B1.27683 CrossRef