Validation study in four health-care databases: Upper gastrointestinal bleeding misclassification affects precision but not magnitude of drug-related upper gastrointestinal bleeding risk

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Keywords	Drug safety, Non-steroidal anti-inflammatory agents, Positive predictive value, Signal detection, Upper gastrointestinal bleeding, Validation study
Persistent URL	doi.org/10.1016/j.jclinepi.2014.02.020, hdl.handle.net/1765/72800
Journal	Journal of Clinical Epidemiology
Grant	This work was funded by the European Commission 7th Framework Programme; grant id fp7/215847 - Exploring and understanding adverse drug reactions by integrative mining of clinical records and biomedical knowledge (EU-ADR)
Organisation	Department of Medical Informatics
Citation APA APA Style APA-ALL Style AAA Style Cell Style Chicago Style Harvard Style IEEE Style MLA Style Nature Style Vancouver Style American-Institute-of-Physics Style Council-of-Science-Editors Style BibTex Format Endnote Format RIS Format CSL Format DOIs only Format	Valkhoff, V., Coloma, P., Masclee, G., Gini, R., Innocenti, F., Lapi, F., Molokhia, M., Mosseveld, M., Nielsson, M. S., Schuemie, M., Thiessard, F., van der Lei, J., Sturkenboom, M.& Trifirò, G. (2014). Validation study in four health-care databases: Upper gastrointestinal bleeding misclassification affects precision but not magnitude of drug-related upper gastrointestinal bleeding risk. Journal of Clinical Epidemiology, 67(8), 921–931.https://doi.org/10.1016/j.jclinepi.2014.02.020

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