Funding for this research was provided by:
Stichting voor de Technische Wetenschappen (11862)
Text and Data Mining valid from 2019-01-14
Received: 15 July 2018
Revised: 2 November 2018
Accepted: 4 December 2018
First Online: 14 January 2019
Compliance with ethical standards
: The scientific guarantor of this publication is Prof. Dr. Hunink.
: Dr. Hunink receives Royalties from Cambridge University Press for a textbook on Medical Decision Making, reimbursement of expenses from the European Society of Radiology (ESR) for work on the ESR guidelines for imaging referrals, reimbursement of expenses from the European Institute for Biomedical Imaging Research (EIBIR) for membership of the Scientific Advisory Board, and research funding from the American Diabetes Association and the Netherlands Organization for Scientific Research (NWO). Dr. Dippel is the recipient of research grants from Dutch Heart Foundation, Dutch Brain Foundation, and unrestricted grants from AngioCare BV, Medtronic/Covidien/EV3®, MEDAC Gmbh/LAMEPRO, Penumbra Inc., Stryker®, and Top Medical/Concentric, all unrelated to the research described in the present study.
: One of the authors has significant statistical expertise.
: Written informed consent was not required for this observational study.
: Institutional Review Board approval was obtained for use of the retrospective data collections.
: Some study subjects from 2002 to 2003 have been previously reported in in article by Smits et al [CitationRef removed].
: • Retrospective• Observational before-after study• All data was generated at one institution