- Bedermen SS, Chundamala J, Wright JG. Randomized clinical trials in orthopedic surgery: Strategies to improve quantity and quality. J Am Acad Orthop Surg 2010; 18: 454-63.
- Bhandari M, Sprague S, Schemitsch EH. Resolving controversies in hip fracture care: The need for large collaborative trials in hip fractures. J Orthop Trauma 2009; 23 (6):479–84
- Bosker BH, Verheyen CC. The international rank order of publications in major clinical orthopaedic journals from 2000 to 2004. J Bone Joint Surg (Br) 2006; 88: 156–8.
- Boutron I, Moher D, Altman DG, Schulz KF, Ravaud P. Extending the CONSR+OR statement to randomized trials of non-pharmacologic treatment: Explanation and elaboration. Ann Intern Med 2008; 148 (4):295–309.
- Cooper C, Campion G, Melton LJ. Hip fractures in the elderly: A world-wide projection. Osteoporos Int 1992; 2: 285–9.
- Cooper C, Cole ZA, Holroyd CR, Earl SC, Harvey NC, Dennison EM, Melton LJ, Cummings SR, Kanis JA. Secular trends in the incidence of hip and other osteoporotic fractures. Osteoporos Int 2011; 22: 1277–88.
- Currie C, Partridge M, Plant F, Roberts J, Wakeman R, Williams A. The National Hip Fracture Database Annual Report 2011. 2012. (cited 2011 March 6th); Available from: www.nhfd.co.uk.
- Dhanwal DK, Dennison EM, Harvey NC, Cooper C. Epidemiology of hip fracture: Worldwide geographic variation. Indian J Orthop 2011; 45: 15–22.
- Gjertsen JE, Engesaeter LB, Furnes O, Havelin LI, Steindal K, Vinje T, The Norwegian Hip Fracture Register: experiences after the first 2 years and 15,576 reported operations. Acta Orthop 2008; 79 (5):583–93.
- Haralson RH, Zuckerman JD. Prevalence, healthcare expenditures, and orthopedic surgery workforce for musculoskeletal conditions. J Am Med Assoc 2009; 302 (14):1586–7.
- Koh LK, Saw SM, Lee JJ, Leong KH, Lee J. National Working Committee on Osteoporosis. Hip fracture incidence rates in Singapore 1991-1998. Osteoporos Int 2001; 12: 311–8.
- Man JP, Weinkauf JG, Tsang M, Sin DD. Why do some countries publish more than others? An international comparison of research funding, English proficiency and publication output in highly ranked general medical journals. Eur J Epidemiol 2004; 19: 811–7.
- McLeod RS. Issues in surgical randomized controlled trials. World J Surg 1999; 23 (12):1210–4.
- Morosano M, Masoni A, Sanchez A. Incidence of hip fractures in the city of Rosario, Argentina. Osteoporos Int 2005; 16: 1339–44.
- Organization for Economic Co-operation and Development. (2008) OECD Factbook 2008: Economic, Environmental and Social Statistics. http://titania.sourceoecd.org/vl=26309952/cl=14/nw=1/rpsv/factbook/070101.htm (accessed July 2011)
- OvidSP database. http://ovidsp.ovid.com (accessed July 2011)
- Robert IE, Hyde CJ, Bridgman SA. Orthopaedic fractures: trends in randomized control trials. Injury 2001; 32: 779–82.
- Rothwell PM. External validity of randomised controlled trials: “To whom do the results of this trial apply?”. The Lancet 2005; 365: 82–93.
- Thorngren KG, Hommel A. Rikshöft Årsrapport 2007. Lund, Sweden. 2008. (cited 2009 March 17th); Available from: http://www.rikshoft.se/se/index.php.
- Trippel SB, Bosse MJ, Heck DA, Wright JG. How to participate in orthopedic randomized clinical trials. J Bone Joint Surg (Am) 2007; 89 (8):1856–64
- van Rossum M, Bosker BH, Pierik E G JM, Verheyen C C PM. Geographic origin of publications in surgical journals. Br J Surg 2007; 94: 244–7.
- Wright JA, Katz JN, Losina E. Clinical trials in orthopedic research. Part I. Cultural and practical barriers to randomized trials in orthopedics. J Bone Joint Surg (Am) 2011; 93: 1–7.
Acta Orthopaedica
Volume 83, 2012 - Issue 4