• J N Lamb, M Panteli, S G Pneumaticos, and P V Giannoudis.
• Academic Department of Trauma and Orthopaedics, Leeds Teaching Hospitals, University of Leeds, Clarendon Wing, Level A, Great George Street, Leeds, LS1 3EX, UK.
• Eur J Trauma Emerg Surg. 2014 Jun 1; 40 (3): 225-32.

PurposeHip fractures, a common manifestation of fragility fractures, represent a major cause of morbidity and mortality in the elderly population and may have devastating consequences to the patient, their family, and society thereafter. We attempted to define the epidemiology of pertrochanteric fractures treated at a large university teaching hospital in the UK and compared our findings with the national and international literature.MethodsBetween April 2008 and March 2013, we conducted a retrospective cohort study at our institution. All adult patients sustaining a proximal femoral fracture were included in our study. The following parameters were collected and evaluated: (1) demographics, (2) fracture pattern, (3) American Society of Anaesthesiologists (ASA) grade, (4) type of pre-injury mobilization, and (5) method of stabilization. Our findings were then compared to the national data as published in the National Hip Fracture Database (NHFD).ResultsOver a period of 5 years, 3,036 proximal femoral fractures were managed at our institution, with 916 (30.2 %) being classified as pertrochanteric fractures (250 male; mean age 82.0, SD 11.2). No significant change in the incidence of pertrochanteric fractures was evident during the same period. Between 2012 and 2013, 51,705 proximal femoral fractures were recorded in England, of which 19,569 (37.8 %) were classified as pertrochanteric fractures. Comparison between pertrochanteric and intracapsular fractures with respect to their demographics did not reveal any significant difference. In female patients, the relative incidence of pertrochanteric fractures was shown to increase with age. However, this was not the case in the male population.ConclusionsThe incidence of pertrochanteric fractures remained unchanged over the last 5 years. The relative incidence of pertrochanteric fractures is higher in elderly females; this may be explained by reduced bone mineral density and reduced trochanteric bone strength. Rigorous preventive treatments of osteoporosis should be considered in high-risk patients, along with improved safety measures to reduce falls.

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