J. (Junfeng) Wang

Assistant Professor

  • Department of Public Health, Healthcare Innovation & Evaluation and Medical Humanities (PHM)

J. (Junfeng) Wang


Junfeng Wang studied Statistics at Renmin University of China, Beijing, from 2004 to 2008. Upon completing his Bachelor degree in June 2008, he joined Deloitte China as a consultant in Risk Advisory and worked there for two years. During this period, he was involved in several projects on credit risk model development in leading Chinese banks, and he developed an interest in predictive modelling. In 2010, he proceeded to the Netherlands to pursue a Master degree in Quantitative Finance and Actuarial Science at Tilburg University. After graduation, he continued his career in financial risk management in ING Bank, Model Validation team, in Amsterdam. In November 2012, he began his PhD study in Biostatistics, at the department of Clinical Epidemiology, Biostatistics and Bioinformatics, Academic Medical Center, University of Amsterdam, in the Biomarker and Test Evaluation (BiTE) group lead by Prof. dr. Patrick Bossuyt. His research was focused on statistical methods in evaluating medical tests, biomarkers and prediction models. In the forth year of his PhD (2016), he got an opportunity to work one year for Rabobank, in Utrecht, to keep his knowledge in finance and risk management up-to-date. In October 2017, he defended his thesis "Evaluating medical tests and biomarkers: In primary studies and systematic reviews" and got the PhD degree in Clinical Epidemiology and Biostatistics from University of Amsterdam.

Research Output (10)

Central nervous system disorders after hematopoietic stem cell transplantation:a prospective study of the Infectious Diseases Working Party of EBMT

Schmidt-Hieber Martin, Engelhard Dan, Ullmann Andrew, Ljungman Per, Maertens Johan, Martino Rodrigo, Rovira Montserrat, Shaw Peter J, Robin Christine, Faraci Maura, Byrne Jenny, Schäfer-Eckart Kerstin, Einsele Hermann, Faber Edgar, Rigacci Luigi, Saccardi Riccardo, Balaguer-Rosello Aitana, Isaksson Cecilia, Christopeit Maximilian, Tridello Gloria, Wang Junfeng, Knelange Nina, Mikulska Malgorzata, Cesaro Simone, Styczynski Jan 29 okt 2019, In: Journal of Neurology. 267 , p. 430-439 10 p.

Letter to the Editor:Fair Comparisons in the Arena of Risk Scores

Wang Junfeng, Geskus Ronald B, Leeflang Mariska M G, Ponsioen Cyriel Y 23 sep 2019, In: Hepatology (Baltimore, Md.). 71 , p. 398-399 2 p.

Recommended software/packages for meta-analysis of diagnostic accuracy

Wang Junfeng, Leeflang Mariska 17 jun 2019, In: Journal of Laboratory and Precision Medicine.

A novel prognostic model for transplant-free survival in primary sclerosing cholangitis

de Vries Elisabeth M., Wang Junfeng, Williamson Kate D., Leeflang Mariska M., Boonstra Kirsten, Weersma Rinse K., Beuers Ulrich, Chapman Roger W., Geskus Ronald B., Ponsioen Cyriel Y. okt 2018, In: Gut. 67 , p. 1864-1869 6 p.

Optical diagnosis of malignant colorectal polyps:is it feasible?

van der Vlugt Manon, van Doorn Sascha Corrie, Wang Junfeng, Bastiaansen Barbara Aj, Brosens Lowewijk A A, Fockens Paul, Dekker Evelien jul 2016, In: Endoscopy international open. 4 , p. E778-E783

Low interobserver agreement among endoscopists in differentiating dysplastic from non-dysplastic lesions during inflammatory bowel disease colitis surveillance

Wanders Linda K., Mooiweer Erik, Wang Junfeng, Bisschops Raf, Offerhaus G. Johan, Siersema Peter D., D'Haens Geert R., Oldenburg Bas , Dekker Evelien 1 jan 2015, In: Scandinavian Journal of Gastroenterology. 50 , p. 1011-1017 7 p.

Using individual patient data to adjust for indirectness did not successfully remove the bias in this case of comparative test accuracy

Wang Junfeng, Bossuyt Patrick, Geskus Ronald, Zwinderman Aeilko, Dólleman Madeleine, Broer Simone, Broekmans Frank, Mol Ben Willem, Leeflang Mariska 1 jan 2015, In: Journal of Clinical Epidemiology. 68 , p. 290-298 9 p.

Galactomannan detection for invasive aspergillosis in immunocompromised patients

Leeflang Mariska Mg, Debets-Ossenkopp Yvette J, Wang Junfeng, Visser Caroline E, Scholten Rob Jpm, Hooft Lotty, Bijlmer Henk A, Reitsma Johannes B, Zhang Mingming, Bossuyt Patrick Mm, Vandenbroucke-Grauls Christina M 2015, In: Cochrane Database of Systematic Reviews . 12

Reporting diagnostic accuracy studies:some improvements after 10 years of STARD

Korevaar Daniël A, Wang Junfeng, van Enst W Annefloor, Leeflang Mariska M, Hooft Lotty, Smidt Nynke, Bossuyt Patrick M M 2015, In: Radiology. 274 , p. 781-9 9 p.