M
Michael O. Harhay
Researcher at University of Pennsylvania
Publications - 83
Citations - 6727
Michael O. Harhay is an academic researcher from University of Pennsylvania. The author has contributed to research in topics: Medicine & Internal medicine. The author has an hindex of 22, co-authored 45 publications receiving 4292 citations. Previous affiliations of Michael O. Harhay include Leonard Davis Institute of Health Economics.
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Journal ArticleDOI
Prediction models for diagnosis and prognosis of covid-19: systematic review and critical appraisal
Laure Wynants,Laure Wynants,Ben Van Calster,Ben Van Calster,Gary S. Collins,Gary S. Collins,Richard D Riley,Georg Heinze,Ewoud Schuit,Marc J.M. Bonten,Darren Dahly,Johanna A A G Damen,Thomas P. A. Debray,Valentijn M.T. de Jong,Maarten De Vos,Paula Dhiman,Paula Dhiman,Maria C Haller,Michael O. Harhay,Liesbet Henckaerts,Pauline Heus,Michael Kammer,Nina Kreuzberger,Anna Lohmann,Kim Luijken,Jie Ma,Glen P. Martin,David J. McLernon,Constanza L Andaur Navarro,Johannes B. Reitsma,Jamie C. Sergeant,Chunhu Shi,Nicole Skoetz,Luc J.M. Smits,Kym I E Snell,Matthew Sperrin,René Spijker,René Spijker,Ewout W. Steyerberg,Toshihiko Takada,Ioanna Tzoulaki,Ioanna Tzoulaki,Sander M. J. van Kuijk,Bas C T van Bussel,Bas C T van Bussel,Iwan C. C. van der Horst,Florien S. van Royen,Jan Y Verbakel,Jan Y Verbakel,Christine Wallisch,Christine Wallisch,Jack Wilkinson,Robert Wolff,Lotty Hooft,Karel G.M. Moons,Maarten van Smeden +55 more
TL;DR: Proposed models for covid-19 are poorly reported, at high risk of bias, and their reported performance is probably optimistic, according to a review of published and preprint reports.
Journal ArticleDOI
A minimal common outcome measure set for COVID-19 clinical research
John Marshall,Srinivas Murthy,Janet V. Diaz,Neil Adhikari,Derek C. Angus,Yaseen M. Arabi,Kenneth Baillie,Michael Bauer,Scott M. Berry,Bronagh Blackwood,Marc J. M. Bonten,Fernando A. Bozza,Frank M. Brunkhorst,Allen C. Cheng,Mike Clarke,Vu Quoc Dat,Menno de Jong,Justin T Denholm,Lennie P. G. Derde,Jake Dunning,Xiaobin Feng,Tom Fletcher,Tom Fletcher,Nadine E. Foster,Rob Fowler,Nina Gobat,Charles D. Gomersall,Anthony C. Gordon,Thomas Glueck,Michael O. Harhay,Carol L. Hodgson,Peter Horby,Yae Jean Kim,Richard Kojan,Bharath Kumar,John G. Laffey,Denis Malvey,Ignacio Martin-Loeches,Colin McArthur,Daniel F. McAuley,Stephen McBride,Shay McGuinness,Laura Merson,Susan C. Morpeth,Dale M. Needham,Mihai G. Netea,Mihai G. Netea,Myoung Don Oh,Sabai Phyu,Simone Piva,Ruijin Qiu,Halima Salisu-Kabara,Lei Shi,Naoki Shimizu,Jorge Sinclair,Steven Y. C. Tong,Alexis F. Turgeon,Timothy M. Uyeki,Frank L. van de Veerdonk,Steve Webb,Paula R Williamson,Timo Wolf,Junhua Zhang +62 more
TL;DR: A minimum set of common outcome measures for studies of COVID-19, which includes a measure of viral burden, patient survival, and patient progression through the health-care system by use of the WHO Clinical Progression Scale are urged.
Journal ArticleDOI
Cytokine elevation in severe and critical COVID-19: a rapid systematic review, meta-analysis, and comparison with other inflammatory syndromes.
Daniel E. Leisman,Daniel E. Leisman,Daniel E. Leisman,Lukas Ronner,Lukas Ronner,Rachel Pinotti,Matthew D. Taylor,Matthew D. Taylor,Pratik Sinha,Carolyn S. Calfee,Alexandre V. Hirayama,Fiore Mastroiani,Cameron J. Turtle,Michael O. Harhay,Matthieu Legrand,Clifford S. Deutschman,Clifford S. Deutschman +16 more
TL;DR: The findings question the role of a cytokine storm in COVID-19-induced organ dysfunction and the potential role of anti-cytokine and immune-modulating treatments in patients with the disease.
Journal ArticleDOI
Randomized trial of four financial-incentive programs for smoking cessation.
Scott D. Halpern,Benjamin French,Dylan S. Small,Kathryn A. Saulsgiver,Michael O. Harhay,Janet Audrain-McGovern,George Loewenstein,Troyen A. Brennan,David A. Asch,Kevin G. Volpp +9 more
TL;DR: Reward-based programs were much more commonly accepted than deposit-based Programs, leading to higher rates of sustained abstinence from smoking, and group-oriented incentive programs were no more effective than individual-oriented programs.
Journal ArticleDOI
Epidemiology and control of human gastrointestinal parasites in children
TL;DR: The major gastrointestinal protozoa and helminths are discussed, reviewing their impact on child health, changing epidemiology and how this relates to their control.