Mots-clés
BDSP5 Thésaurus > Méthode épidémiologique > Biais
Biais
Commentaire :
Différence systématique entre la valeur réelle d'un phénomène épidémiologique et son estimation fournie par une enquête.
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Documents disponibles dans cette catégorie (508)
Article
Anna TORNER ; Magnus BJORKHOLM ; Paul DICKMAN ; Ann-Sofi DUBERG ; Sigurdur KRISTINSSON ; Ola LANDGREN ; Ake SVENSSON ; Division of Hematology. Department of Medicine. Karolinska University Hospital. Solna. SWE |[BDSP. Notice produite par INIST-CNRS JrFBR0x8. Diffusion soumise à autorisation]. Selection bias and confounding are concerns in cohort studies where the reason for inclusion of subjects in the cohort may be related to the outcome of interest. [...]Article
Franca RUSCONI ; Luigia BRUNETTI ; Francesco FORASTIERE ; Luigi GAGLIARDI ; Claudia GALASSI ; Stefania LA GRUTTA ; Silvano PIFFER ; Fiorella TALASSI ; Sidria-2 Collaborative Group. INC |[BDSP. Notice produite par INIST-CNRS CH9BR0xC. Diffusion soumise à autorisation]. Background Several studies found an association between early administration of paracetamol and antibiotics and development of wheezing. This could be due to conf[...]Article
ANANTH (Cande-V) : USA. Division of Epidemiology and Biostatistics. Department of Obstetrics. Gynecology. And Reproductive Sciences. University of Medicine and Dentistry of New Jersey-Robert Wood Johnson Medical School. New Brunswick. New Jersey. ; VANDERWEELE (Tyler-J) : USA. Departments of Epidemiology and of Biostatistics. Harvard School of Public Health. Boston. MA. |[BDSP. Notice produite par INIST-CNRS 8q8rnR0x. Diffusion soumise à autorisation]. The authors use recent methodology in causal inference to disentangle the direct and indirect effects that operate through a mediator in an exposure-response asso[...]Article
Shirley-V WANG ; COULL (Brent-A) : USA. Department of Biostatistics. Harvard School of Public Health. Boston. MA. ; MITTLEMAN (Murray-A) : USA. Cardiovascular Epidemiology Research Unit. Beth Israel Deaconess Medical Center. Boston. MA. ; SCHWARTZ (Joel) : USA. Department of Environmental Health. Harvard School of Public Health. Boston. MA. ; Gregory-A WELLENIUS ; Center for Environmental Health and Technology. Brown University. Providence. RI. USA |[BDSP. Notice produite par INIST-CNRS jR0x8BEq. Diffusion soumise à autorisation]. The case-crossover method is an efficient study design for evaluating associations between transient exposures and the onset of acute events. In one common implem[...]Article
Raquel Lucas ; Henrique BARROS ; Elisabete RAMOS ; Milton SEVERO ; Department of Clinical Epidemiology. Predictive Medicine and Public Health. University of Porto Medical School. Porto. PRT |[BDSP. Notice produite par INIST-CNRS EER0xAE9. Diffusion soumise à autorisation]. To estimate the potential for a nonmechanical association between fat and bone mineral density (BMD), the authors evaluated a sample of 868 13-year-old girls atte[...]Article
Eric NOWICKI ; HERRING (Amy) : USA. Department of Biostatistics. Gillings School of Global Public Health. University of North Carolina. Chapel Hill. NC. ; . KA HE ; Andy OLSHAN ; SIEGA-RIZ (Anna-Maria) : USA. Carolina Population Center. University of North Carolina. Chapel Hill. NC. ; STUEBE (Alison) : USA. Department of Obstetrics and Gynecology. School of Medicine. University of North Carolina. Chapel Hill. NC. |[BDSP. Notice produite par INIST-CNRS J9jR0xkF. Diffusion soumise à autorisation]. Nutrition plays a critical role in maternal and fetal health ; however, research on error in the measurement of energy intake during pregnancy is limited. The aut[...]Article
Simon THOMPSON ; Ulf EKELUND ; Susan JEBB ; Anna-Karin LINDROOS ; Adrian Mander ; Stephen SHARP ; Rebecca TURNER ; Desiree WILKS |[BDSP. Notice produite par INIST-CNRS B9mAR0x8. Diffusion soumise à autorisation]. Objective Interpretation of meta-analyses of published observational studies is problematic because of numerous sources of bias. We develop bias assessment, elici[...]Article
Myles COCKBURN ; Dan GOLDBERG ; MILLS (Paul) : USA. Department of Medicine. University of California. San Francisco. Fresno. CA. ; RITZ (Beate) : USA. Department of Epidemiology and Center for Occupational and Environmental Health. School of Public Health. University of California. Los Angeles. Los Angeles. CA. ; . XINBO ZHANG ; John ZADNICK ; Spatial Sciences Institute. University of Southern California. Los Angeles. CA. USA |[BDSP. Notice produite par INIST-CNRS DJFkR0xn. Diffusion soumise à autorisation]. In a population-based case-control study in California's intensely agricultural Central Valley (2005-2006), the authors investigated relations between environment[...]Article
Albert-F Smith ; Suzanne DOMEL BAXTER ; Caroline-H GUINN ; HARDIN (James-W) : USA. Department of Epidemiology and Biostatistics. University of South Carolina. Columbia. SC. ; Julie-A ROYER ; Institute for Families in Society. University of South Carolina. Columbia. SC. USA |[BDSP. Notice produite par INIST-CNRS R0x8o8mn. Diffusion soumise à autorisation]. A validation study of children's dietary reporting provided an opportunity to investigate whether cognitive ability is a source of systematic error in dietary rec[...]Article
Rolf-Hh GROENWOLD ; Diederick-E GROBBEE ; Arno-W HOES ; KLUNGEL (Olaf-H) : NLD. Department of Pharmacoepidemiology and Clinical Pharmacology. Utrecht Institute for Pharmaceutical Sciences. University of Utrecht. Utrecht. TB. |[BDSP. Notice produite par INIST-CNRS R0xp88qH. Diffusion soumise à autorisation]. In observational studies, selection of confounding variables for adjustment is often based on observed baseline incomparability. The aim of this study was to eval[...]Article
WALKER (Kate) : GBR. Department of Epidemiology and Population Health. London School of Hygiene and Tropical Medicine. University of London. ; COPAS (Andrew-J) : GBR. Mrc Clinical Trials Unit. London. ; Daniela DE ANGELIS ; Julie-P DODDS ; Anne-M JOHNSON ; Danielle MERCEY ; O. NOEL GILL ; Anne-M PRESANIS ; Shaun-R SEAMAN ; Centre for Sexual Health and Hiv Research. Research Department of Infection & Population Health. University College London. GBR |[BDSP. Notice produite par INIST-CNRS JIR0xk8I. Diffusion soumise à autorisation]. Background Hard-to-reach population subgroups are typically investigated using convenience sampling, which may give biased estimates. Combining information from s[...]Article
AHERN (Thomas-P) : USA. Charming Laboratory. Department of Medicine. Brigham and Women's Hospital and Harvard Medical School. Boston. MA. ; Timothy-L LASH ; Lars PEDERSEN ; Kenneth-J ROTHMAN ; SORENSEN (Henrik-Toft) : USA. Rti Health Solutions. Rti International. Research Triangle Park. NC. ; Claus SVAERKE |[BDSP. Notice produite par INIST-CNRS 99R0x8A9. Diffusion soumise à autorisation]. Earlier studies suggest a protective association between vitamin K antagonist (VKA) anticoagulants and the incidence of cancer. The authors examined the associati[...]Article
Laurence-S FREEDMAN ; Raymond-J CARROLL ; Victor KIPNIS ; Julie MARES ; Douglas MIDTHUNE ; Nancy POTISCHMAN ; Arthur SCHATZKIN ; Natasa TASEVSKA ; Lesley TINKER |[BDSP. Notice produite par INIST-CNRS oB8R0x7C. Diffusion soumise à autorisation]. The authors describe a statistical method of combining self-reports and biomarkers that, with adequate control for confounding, will provide nearly unbiased estim[...]Article
F.X. LESAGE ; S. BERJOT ; F. DESCHAMPS ; F. LEGRAND ; Uf de pathologie professionnelle et santé au travail. Hôpital Sébastopol. Reims. FRA |[BDSP. Notice produite par INIST-CNRS l99sHR0x. Diffusion soumise à autorisation]. La mesure du subjectif par échelle visuelle analogique (EVA) se développe dans le champ de la santé au travail. La validation de l'outil soulève un certain nombre[...]Article
[BDSP. Notice produite par ORSLR R0xJImC9. Diffusion soumise à autorisation]. La méthode de la série de cas a été développée par C.P. Farrington (1995) pour étudier la liaison entre une exposition intermittente et un événement à survenue aiguë, [...]