Wennberg International Collaborative

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The Wennberg International Collaborative (WIC) is a community of scholars and policymakers that provides support to emerging investigators studying the causes and consequences of unwarranted variation in health care across regions and providers in their countries. Presentation topics during meetings range from new critical questions, novel methods, recent findings, and innovative policy and improvement ideas.

To learn more about our mission and future events, please join our mailing list.

Featured Publications & Events

de Man 2020
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Regional variation in hospital care at the end-of-life of Dutch patients with lung cancer exists and is not correlated with primary and long-term care

Yvonne de Man, Stef Groenewoud, Mariska G Oosterveld-Vlug , Linda Brom, Bregje D Onwuteaka-Philipsen, Gert P Westert, Femke Atsma

International Journal For Quality in Health Care

May 2020

Journal RHSR

Introducing the new international peer-reviewed journal “Research in Health Services & Regions (RHSR)” published by Springer Nature. RHSR aims to provide a forum for scientists focusing on health services research in and for regions. Apart from scientific papers on methods and results, it also invites reports on health policy interventions or local initiatives designed to improve care based on insights from geospatial comparisons.

Ulyte 2020

Variation of colorectal, breast and prostate cancer screening activity in Switzerland: Influence of insurance, policy and guidelines

Agne Ulyte, Wenjia Wei, Holger Dressel, Oliver Gruebner, Viktor von Wyl, Caroline Bähler, Eva Blozik, Beat Brüngger, Matthias Schwenkglenks

PLoS One

April 2020

Kristensen 2020
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Effects of Point-Of-Care Testing in General Practice for Type 2 Diabetes Patients on Ambulatory Visits and Hospitalizations

Troels Kristensen, Kim Rose-Olsen, and Christian Colmar Skovsgaard

International Journal of Environmental Research and Public Health

August 2020

Astma Fronteirs

Understanding unwarranted variation in clinical practice: a focus on network effects, reflective medicine and learning health systems

Femke Astma, Glyn Elwyn, and Gert Westert

Frontiers of Improvement

April 2020

Brazilian Atlas of Healthcare
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News & Events

Dartmouth Atlas Available in National Library of Medicine

As of February 2023, the complete Dartmouth Atlas collection is available at no cost on the National Library of Medicine’s NCBI Bookshelf. All volumes are available here in browser format, PubReader format, and PDF.

The Future of Health Care Atlases

Read more about the history of international health care atlases and future directions in this collection from the Research in Health Services and Regions journal.

In the media

The New York Times reports that ‘Women Doctors Are Less Likely to Perform C-Sections‘ based on findings from Ilir Hoxha’s new review in Obstetrics & Gynecology.

The Wennberg Anthology

Collected Studies of Health Care: Outcomes and Practice Variation

*Some articles are copyrighted and therefore direct PDF links are not available.  In these instances, links will be provided to the abstract for the paper.