The EMA describes extrapolation as extending information and conclusions available from studies in one or more subgroups of the patient population (source population(s)), or in related conditions or with related medicinal products, in order to make inferences for another subgroup of the population (target population), or condition or product, thus reducing the amount of, or general need for, additional evidence generation (types of studies, design modifications, number of patients required) needed to reach conclusions.

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FDA Expedited Program for serious conditions – Special Protocol Assessment

Published by IRDiRC

Clinical DevelopmentSpecial Protocol AssessmentClinical Trial DesignRegulatory AdviceRegulatory Affairs

FDA-SPA is a process in which sponsors may ask to meet with FDA to reach agreement on the design and size of certain clinical trials, clinical studies, or animal studies, to determine if they adequately address scientific and regulatory requirements for a study that could support marketing approval.

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Decentralized trials aim to improve patient access to trials by enabling patient follow-up from home or community care, increase the participation of more diverse populations, and enhancing data collection by combining the adoption of digital endpoints and telemedicine as applied to trials, decentralized trials aim

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