Are orthopaedic randomized controlled trials as statistically fragile as portrayed? A call for improved interpretation of the statistical fragility index
1 Mayo Clinic Alix School of Medicine, Mayo Clinic Rochester Minnesota USA.
2 Department of Orthopaedics, Institute of Clinical Sciences, The Sahlgrenska Academy University of Gothenburg Gothenburg Sweden.
3 Division of Orthopaedics, Department of Surgery McMaster University Hamilton Ontario Canada.
4 Department of Health and Rehabilitation, Institute of Neuroscience and Physiology, The Sahlgrenska Academy University of Gothenburg Gothenburg Sweden.