期刊
JOURNAL OF ORTHOPAEDIC SURGERY AND RESEARCH
卷 14, 期 -, 页码 -出版社
BMC
DOI: 10.1186/s13018-019-1199-5
关键词
Proximal femoral fractures; Elderly patients; Warfarin; Surgical timing; Mortality
类别
BackgroundGuidelines underline the importance of early surgery in elderly patients with proximal femoral fractures. However, most of these patients present a high number of comorbidities, some of which require the use of warfarin. Waiting for INR decrease is a cause of surgical delay, and this influences negatively their outcome.MethodsWe retrospectively reviewed all patients with proximal femoral fracture admitted to our unit from March 2013 to March 2017 to determine whether warfarin therapy is associated with reduction of survival, delay of surgery, and increased blood loss. From 1706 patient, a total of 1292 fulfilled the eligibility criteria and were included. Data regarding general information (type of fracture according to AO/OTA classification), pharmacological history regarding anticoagulant therapy pre-admission, surgery (type of surgery and time to surgery), clinical findings (blood loss), and date of exitus were collected.ResultsWe identified 157 patients with warfarin, 442 with antiplatelet agents (aspirin, clopidogrel, ticlopidin), and 693 in the control group. We observed a significant difference in the warfarin group regarding an increased ASA score, Charlson Comorbidity Index, and blood loss. Patients taking warfarin experience delay to the theater significantly more than the other groups. Patients in warfarin therapy have a 42% higher risk of death within 1year from their surgery. Patients who underwent surgery after 48h have 1.5 times higher risk of mortality with respect to the patients who underwent surgery within 48h.ConclusionWarfarin therapy at the time of proximal femoral fractures is associated with increased time to surgery, blood loss, and mortality.
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