For the purpose of comparing the efficacy and safety of a Similar Biotherapeutic Product (SBP) to a Reference Biotherapeutic Product (RBP), the "Guidelines on Evaluation of Similar Biotherapeutic Products (SBPs)" issued by the World Health Organisation (WHO), states that equivalence or non-inferiority studies may be acceptable. While in principle, equivalence trials are preferred, non-inferiority trials may be considered if appropriately justified, such as for a medicinal product with a wide safety margin. However, the statistical issues involved in the design, conduct, analysis and interpretation of equivalence and non-inferiority trials are complex and subtle, and require that all aspects of these trials be given careful consideration. These issues are important in order to ensure that equivalence and non-inferiority trials provide valid data that are necessary to draw reliable conclusions regarding the clinical similarity of an SBP to an RBP.
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http://dx.doi.org/10.1016/j.biologicals.2011.06.006 | DOI Listing |
BMJ Open
December 2024
Clinical Medicine, School of Medicine and Population Health, The University of Sheffield, Sheffield, UK
Introduction: Cortisol is an essential stress hormone and failure of its production, known as adrenal insufficiency (AI), is associated with significant mortality due to adrenal crisis. The Short Synacthen Test (SST) is the current diagnostic test of choice for AI, but it is both invasive and resource intensive. Globally, there is an unmet need for a non-invasive, cost-effective test.
View Article and Find Full Text PDFEuroIntervention
January 2025
Department of Advanced Biomedical Sciences, University of Naples "Federico II", Naples, Italy.
Background: Few data are available on polymer-free drug-eluting stents in patients undergoing percutaneous coronary intervention (PCI).
Aims: We aimed to determine the efficacy and safety of a polymer-free amphilimus-eluting stent (AES), using a reservoir-based technology for drug delivery, compared with a biodegradable-polymer everolimus-eluting stent (EES).
Methods: This was a randomised, investigator-initiated, assessor-blind, non-inferiority trial conducted at 14 hospitals in Italy (ClinicalTrials.
BMJ Open
January 2025
Department of Dermatology, Bispebjerg Hospital, Copenhagen, Denmark.
Introduction: Omalizumab, an anti-IgE monoclonal antibody, is effective in treating antihistamine-refractory chronic spontaneous urticaria (CSU). However, tapering strategies for omalizumab are currently not well-studied, and patients may be treated longer than needed. Here, we present the rationale and design of the EXtending Omalizumab Treatment Intervals in patients with Chronic spontaneous urticaria trial, a multicentre, randomised, open-label, non-inferiority clinical trial.
View Article and Find Full Text PDFBiomed Phys Eng Express
January 2025
Department of Neurology and Neurological Sciences, Stanford University, Palo Alto, CA, United States of America.
Clinical adoption of innovative EEG technology is contingent on the non-inferiority of the new devices relative to conventional ones. We present the four key results from testing the signal quality of Zeto's WR 19 EEG system against a conventional EEG system conducted on patients in a clinical setting.We performed 30 min simultaneous recordings using the Zeto WR 19 (zEEG) and a conventional clinical EEG system (cEEG) in a cohort of 15 patients.
View Article and Find Full Text PDFBMC Musculoskelet Disord
December 2024
Department of Joint Surgery, The Affiliated Hospital of Qingdao University, No. 59, Haier Road, Laoshan District, Qingdao, 266100, Shandong, People's Republic of China.
Background: Venous thromboembolism (VTE) is a common complication after hip arthroplasty. Here, we investigated the clinical efficacy and safety of prophylactic aspirin vs. conventional therapy in hip arthroplasty for femoral neck fracture.
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