GEYS, Helena

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GEYS, Helena
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helena.geys@uhasselt.be
 
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Publications

Results 81-100 of 101 (Search time: 0.005 seconds).

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Issue DateTitleContributor(s)TypeCat.
812001Methodology for the validation of surrogate endpoints in multiple randomized experimentsMOLENBERGHS, Geert; ALONSO ABAD, Ariel; BURZYKOWSKI, Tomasz; CORTINAS ABRAHANTES, Jose; GEYS, Helena; RENARD, Didier; SHKEDY, Ziv; TIBALDI, Fabian; BUYSE, MarcProceedings PaperC2
822001Methodology of the validation of surrogate endpoints in multiple randomized experimentsMOLENBERGHS, Geert; ALONSO ABAD, Ariel; BURZYKOWSKI, Tomasz; CORTINAS ABRAHANTES, Jose; GEYS, Helena; RENARD, Didier; SHKEDY, Ziv; TIBALDI, Fabian; BUYSE, MarcProceedings PaperC2
832001Flexible quantitative risk assessment for developmental toxicity studiesFAES, Christel; GEYS, Helena; AERTS, Marc; MOLENBERGHS, GeertProceedings PaperC2
842001Multivariate clustered data analysis in developmental toxicity studiesMOLENBERGHS, Geert; GEYS, HelenaJournal ContributionA1
852001Validation of surrogate endpoints in multiple randomized clinical trials with failure-time endpointsBURZYKOWSKI, Tomasz; MOLENBERGHS, Geert; BUYSE, Marc; GEYS, Helena; RENARD, DidierJournal ContributionA1
862001Evaluation of surrogate endpoints in randomized experiments with mixed discrete and continuous outcomesMOLENBERGHS, Geert; GEYS, Helena; BUYSE, MarcJournal ContributionA1
872001Pesticides and mortality from hormone-dependent cancersJANSSENS, Jaak; Van Hecke, Etienne; GEYS, Helena; BRUCKERS, Liesbeth; RENARD, Didier; MOLENBERGHS, GeertJournal ContributionA1
882001Two latent variable risk assessment approaches for combined continuous and discrete outcomes from developmental toxicity dataGEYS, Helena; Regan, Meredith M.; CATALANO, Paul; MOLENBERGHS, GeertJournal ContributionA1
892000Validation of surrogate endpoints in multiple randomized clinical trials with failure-time endpointsBURZYKOWSKI, Tomasz; MOLENBERGHS, Geert; BUYSE, Marc; GEYS, Helena; RENARD, DidierProceedings PaperC1
902000Statistical validation of surrogate endpoints: problems and proposalsBUYSE, Marc; MOLENBERGHS, Geert; BURZYKOWSKI, Tomasz; RENARD, Didier; GEYS, HelenaJournal ContributionA1
912000Flexible quantitative risk assessment for developmental toxicity based on fractional polynomial predictorsGEYS, Helena; MOLENBERGHS, Geert; DECLERCK, Lieven; Ryan, LouiseJournal ContributionA1
922000The validation of surrogate endpoints in meta-analyses of randomized experimentsBUYSE, Marc; MOLENBERGHS, Geert; BURZYKOWSKI, Tomasz; RENARD, Didier; GEYS, HelenaJournal ContributionA1
931999Pseudolikelihood modelling of multivariate outcomes in developmental toxicologyGEYS, Helena; MOLENBERGHS, Geert; Ryan, Louise M.Journal Contribution
941999The validation of surrogate endpoints in meta-analyses of randomized experimentsBUYSE, Marc; MOLENBERGHS, Geert; BURZYKOWSKI, Tomasz; RENARD, Didier; GEYS, HelenaProceedings Paper
951999Pseudo-likelihood methods and generalized estimating equations: efficient estimation techniques for the analysis of correlated multivariate dataGEYS, HelenaTheses and DissertationsT1
961998A Plackett-Dale approach to analyze mixed continuous and discrete dataMOLENBERGHS, Geert; GEYS, HelenaProceedings Paper
971998Analysis of clustered multivariate data from developmental toxicity studiesMOLENBERGHS, Geert; GEYS, Helena; DECLERCK, Lieven; CLAESKENS, Gerda; AERTS, MarcProceedings Paper
981998A note on the comparison of pseudo-likelihood and generalized estimating equations for marginally specified odds ratio modelsGEYS, Helena; MOLENBERGHS, Geert; Lipsitz, Stuart R.Journal Contribution
991997Analysis of clustered binary data with covariates specific to each observationGEYS, Helena; MOLENBERGHS, Geert; Williams, P. L.Proceedings Paper
1001997Pseudo-likelihood inference for clustered binary dataGEYS, Helena; MOLENBERGHS, Geert; Ryan, Louise M.Journal Contribution
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