Sample size estimation practices in research protocols submitted to Danish scientific ethics committees

Background: Sample size in research projects is estimated before initiation of the study to minimise type 1 and type 2 error, while keeping the study's financial cost and subject enrolment to a minimum. This study investigates project-specific factors potentially associated with correct estimat...

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Bibliographic Details
Main Authors: Marius Mølsted Flege, Simon Francis Thomsen
Format: Article
Language:English
Published: Elsevier 2018-09-01
Series:Contemporary Clinical Trials Communications
Online Access:http://www.sciencedirect.com/science/article/pii/S2451865418300723