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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National programs for early access

Published by IRDiRC

Clinical DevelopmentCompassionate UseRegulatory Sciences

Sometimes called “compassionate use”, expanded access is a potential pathway for a patient with an immediately life-threatening condition or serious disease or condition to gain access to an investigational medical product (drug, biologic, or medical device) for treatment outside of clinical trials when no comparable or satisfactory alternative therapy options are available

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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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