Tibial Fractures — Prosthesis Versus Osteosynthesis in Proximal Tibia Fractures
Citation(s)
Haufe T, Forch S, Muller P, Plath J, Mayr E The Role of a Primary Arthroplasty in the Treatment of Proximal Tibia Fractures in Orthogeriatric Patients. Biomed Res Int. 2016;2016:6047876. doi: 10.1155/2016/6047876. Epub 2016 Jan 18.
Houdek MT, Watts CD, Shannon SF, Wagner ER, Sems SA, Sierra RJ Posttraumatic Total Knee Arthroplasty Continues to Have Worse Outcome Than Total Knee Arthroplasty for Osteoarthritis. J Arthroplasty. 2016 Jan;31(1):118-23. doi: 10.1016/j.arth.2015.07.022. Epub 2015 Jul 17.
Kini SG, Sathappan SS Role of navigated total knee arthroplasty for acute tibial fractures in the elderly. Arch Orthop Trauma Surg. 2013 Aug;133(8):1149-54. doi: 10.1007/s00402-013-1792-8. Epub 2013 Jun 16.
Malviya A, Reed MR, Partington PF Acute primary total knee arthroplasty for peri-articular knee fractures in patients over 65 years of age. Injury. 2011 Nov;42(11):1368-71. doi: 10.1016/j.injury.2011.06.198. Epub 2011 Jul 18.
Wasserstein D, Henry P, Paterson JM, Kreder HJ, Jenkinson R Risk of total knee arthroplasty after operatively treated tibial plateau fracture: a matched-population-based cohort study. J Bone Joint Surg Am. 2014 Jan 15;96(2):144-50. doi: 10.2106/JBJS.L.01691.
Prosthesis Versus Osteosynthesis in Treatment of Intra-articular Fractures of Proximal Tibia: A Randomized, Controlled, Trial
Interventional studies are often prospective and are specifically tailored to evaluate direct impacts of treatment or preventive measures on disease.
Observational studies are often retrospective and are used to assess potential causation in exposure-outcome relationships and therefore influence preventive methods.
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Clinical trials are conducted in a series of steps, called phases - each phase is designed to answer a separate research question.
Phase 1: Researchers test a new drug or treatment in a small group of people for the first time to evaluate its safety, determine a safe dosage range, and identify side effects.
Phase 2: The drug or treatment is given to a larger group of people to see if it is effective and to further evaluate its safety.
Phase 3: The drug or treatment is given to large groups of people to confirm its effectiveness, monitor side effects, compare it to commonly used treatments, and collect information that will allow the drug or treatment to be used safely.
Phase 4: Studies are done after the drug or treatment has been marketed to gather information on the drug's effect in various populations and any side effects associated with long-term use.