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Experiments in economics: External validity and the robustness of phenomena

Journal of Economic Methodology, 2005
External validity is the problem of generalizing results from laboratory to non-laboratory conditions. In this paper we review various ways in which the problem can be tackled, depending on the kind of experiment one is doing.
Francesco Guala, Luigi Mittone
exaly   +2 more sources

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External validation of the CRAX2MACE model

Journal of Nuclear Cardiology, 2023
Single-photon emission computed tomography (SPECT) myocardial perfusion is frequently used to predict risk of major adverse cardiovascular events (MACE). We performed an external validation of the CRAX2MACE score, developed to estimate 2-year risk of MACE in patients with suspected coronary artery disease (CAD).Patients who underwent clinically ...
Waseem, Hijazi, Willam, Leslie, Neil, Filipchuk, Ryan, Choo, Stephen, Wilton, Matthew, James, Piotr J, Slomka, Robert J H, Miller   +7 more
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Patterns of external validity

2008
Generalizability depends on the quality of the prediction model as developed for the development setting (internal validity), and on characteristics of the population where the model is applied (validity of regression coefficients and distribution of predictor values). The general framework of validity of predictions was discussed in Chap.
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DiaRem score: external validation

The Lancet Diabetes & Endocrinology, 2014
Christopher Still and colleagues1 have produced a novel scoring system (DiaRem score) to predict the probability of remission of type 2 diabetes after Roux-en-Y gastric bypass (RYGB) surgery. Determination of predictive factors of diabetes remission after weight-loss surgery has been of great scientific and clinical interest to bariatric and metabolic ...
Ali, Aminian, Stacy A, Brethauer, Sangeeta R, Kashyap, John P, Kirwan, Philip R, Schauer   +4 more
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External Validation of the ICH Score

Neurocritical Care, 2004
The ICH score is a clinical grading scale that is composed of five components related to outcome after nontraumatic intracerebral hemorrhage (ICH): Glasgow Coma Scale score, ICH volume, presence of intraventricular hemorrhage, infratentorial origin, and age.
Jennifer L, Clarke, S Claiborne, Johnston, Mary, Farrant, Richard, Bernstein, David, Tong, J Claude, Hemphill   +5 more
openaire   +2 more sources

Validity of a study: Internal and external validity

Cirugía Española (English Edition), 2022
Maria, Sala Serra, Laia, Domingo Torrell
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The external validity of papers on external validity.

American Psychologist, 1980
Edwin P. Willems, George S. Howard
openaire   +1 more source

External Validity

Journal of Nutrition Education and Behavior, 2020
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A New Way to Think About Internal and External Validity

Perspectives on Psychological Science, 2023
David Trafimow
exaly  

External Validity

2010
G.E. Matt, A. Brewer, M. Sklar
openaire   +2 more sources