Development of a standardised set of metrics for monitoring site performance in multicentre randomised trials : a Delphi study

Funding This study was supported by an NIHR Clinical Trials Unit Support Funding grant for supporting efficient and innovative delivery of NIHR research. The views expressed are those of the authors and not necessarily those of the National Health Service, the NIHR or the Department of Health and Social Care. The Health Services Research Unit, University of Aberdeen, receives core funding from the Chief Scientist Office of the Scottish Government Health Directorates. The study was not registered. Availability of data and materials The data generated or analysed during the current study are included in this published article (and its supplementary information files). Additional information is available from the corresponding author on reasonable request.Peer reviewedPublisher PD