Statistical Models In Toxicology
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Statistical Models In Toxicology
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Author : Mehdi Razzaghi
language : en
Publisher: CRC Press
Release Date : 2020-05-21
Statistical Models In Toxicology written by Mehdi Razzaghi and has been published by CRC Press this book supported file pdf, txt, epub, kindle and other format this book has been release on 2020-05-21 with Mathematics categories.
Statistical Models in Toxicology presents an up-to-date and comprehensive account of mathematical statistics problems that occur in toxicology. This is as an exciting time in toxicology because of the attention given by statisticians to the problem of estimating the human health risk for environmental and occupational exposures. The development of modern statistical techniques with solid mathematical foundations in the 20th century and the advent of modern computers in the latter part of the century gave way to development of many statistical models and methods to describe toxicological processes and attempts to solve the associated problems. Not only have the models enjoyed a high level of elegance and sophistication mathematically, they are widely used by industry and government regulatory agencies. Features: Focuses on describing the statistical models in environmental toxicology that facilitate the assessment of risk mainly in humans. The properties and shortfalls of each model are discussed and its impact in the process of risk assessment is examined. Discusses models that assess the risk of mixtures of chemicals. Presents statistical models that are developed for risk estimation in different aspects of environmental toxicology including cancer and carcinogenic substances. Includes models for developmental and reproductive toxicity risk assessment, risk assessment in continuous outcomes and developmental neurotoxicity. Contains numerous examples and exercises. Statistical Models in Toxicology introduces a wide variety of statistical models that are currently utilized for dose-response modeling and risk analysis. These models are often developed based on design and regulatory guidelines of toxicological experiments. The book is suitable for practitioners or as use as a textbook for advanced undergraduate or graduate students of mathematics and statistics.
Statistics For Toxicologists
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Author : David S. Salsburg
language : en
Publisher: CRC Press
Release Date : 2020-08-26
Statistics For Toxicologists written by David S. Salsburg and has been published by CRC Press this book supported file pdf, txt, epub, kindle and other format this book has been release on 2020-08-26 with Mathematics categories.
This book explains how the computer programs work and why and when they can be applied to problems in toxicology. It discusses the statistical models used and their applications in a general fashion. The book overviews the problems that can arise from the blind use of the statistical models.
Statistics In Toxicology Using R
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Author : Ludwig A. Hothorn
language : en
Publisher: CRC Press
Release Date : 2016-01-13
Statistics In Toxicology Using R written by Ludwig A. Hothorn and has been published by CRC Press this book supported file pdf, txt, epub, kindle and other format this book has been release on 2016-01-13 with Mathematics categories.
The apparent contradiction between statistical significance and biological relevance has diminished the value of statistical methods as a whole in toxicology. Moreover, recommendations for statistical analysis are imprecise in most toxicological guidelines. Addressing these dilemmas, Statistics in Toxicology Using R explains the statistical analysi
Statistics For Environmental Biology And Toxicology
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Author : A. John Bailer
language : en
Publisher: Routledge
Release Date : 2020-04-03
Statistics For Environmental Biology And Toxicology written by A. John Bailer and has been published by Routledge this book supported file pdf, txt, epub, kindle and other format this book has been release on 2020-04-03 with Mathematics categories.
Statistics for Environmental Biology and Toxicology presents and illustrates statistical methods appropriate for the analysis of environmental data obtained in biological or toxicological experiments. Beginning with basic probability and statistical inferences, this text progresses through non-linear and generalized linear models, trend testing, time-to-event data and analysis of cross-classified tabular and categorical data. For the more complex analyses, extensive examples including SAS and S-PLUS programming code are provided to assist the reader when implementing the methods in practice.
Dose Response Analysis Using R
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Author : Christian Ritz
language : en
Publisher: CRC Press
Release Date : 2019-07-19
Dose Response Analysis Using R written by Christian Ritz and has been published by CRC Press this book supported file pdf, txt, epub, kindle and other format this book has been release on 2019-07-19 with Mathematics categories.
Nowadays the term dose-response is used in many different contexts and many different scientific disciplines including agriculture, biochemistry, chemistry, environmental sciences, genetics, pharmacology, plant sciences, toxicology, and zoology. In the 1940 and 1950s, dose-response analysis was intimately linked to evaluation of toxicity in terms of binary responses, such as immobility and mortality, with a limited number of doses of a toxic compound being compared to a control group (dose 0). Later, dose-response analysis has been extended to other types of data and to more complex experimental designs. Moreover, estimation of model parameters has undergone a dramatic change, from struggling with cumbersome manual operations and transformations with pen and paper to rapid calculations on any laptop. Advances in statistical software have fueled this development. Key Features: Provides a practical and comprehensive overview of dose-response analysis. Includes numerous real data examples to illustrate the methodology. R code is integrated into the text to give guidance on applying the methods. Written with minimal mathematics to be suitable for practitioners. Includes code and datasets on the book’s GitHub: https://github.com/DoseResponse. This book focuses on estimation and interpretation of entirely parametric nonlinear dose-response models using the powerful statistical environment R. Specifically, this book introduces dose-response analysis of continuous, binomial, count, multinomial, and event-time dose-response data. The statistical models used are partly special cases, partly extensions of nonlinear regression models, generalized linear and nonlinear regression models, and nonlinear mixed-effects models (for hierarchical dose-response data). Both simple and complex dose-response experiments will be analyzed.
Statistical Methods In Toxicology
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Author : Ludwig Hothorn
language : en
Publisher: Springer Science & Business Media
Release Date : 2013-03-08
Statistical Methods In Toxicology written by Ludwig Hothorn and has been published by Springer Science & Business Media this book supported file pdf, txt, epub, kindle and other format this book has been release on 2013-03-08 with Medical categories.
This book contains selected papers from a workshop on modern statistical methods in toxicology held during the EUROTOX '90 conference in Leipzig. The papers deal with the biostatistical evaluation of the commonly used toxicological assays, i.e. mutagenicity, long-term carcinogenicity, embryotoxicity and chronic toxicity assays. The biological background is considered in detail, and most of the related statistical approaches described. In five overview papers, the present state of the art of the related topics is given, while in several contributed papers new approaches are discussed. The most important features are: - A new view on the per-litter analysis problem in em- bryotoxicity assays. - A highly sophisticated treatment of the so-called muta-tox problem in mutagenicity assays. - A detailed discussion of the multiplicity problem based on the closed testing procedure. This volume provides readers with an overview of modern biostatistical methods for several toxicological assays and is in part intended for direct, practical use.
Statistical Analysis Of Ecotoxicity Studies
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Author : John W. Green
language : en
Publisher: John Wiley & Sons
Release Date : 2018-08-14
Statistical Analysis Of Ecotoxicity Studies written by John W. Green and has been published by John Wiley & Sons this book supported file pdf, txt, epub, kindle and other format this book has been release on 2018-08-14 with Science categories.
A guide to the issues relevant to the design, analysis, and interpretation of toxicity studies that examine chemicals for use in the environment Statistical Analysis of Ecotoxicity Studies offers a guide to the design, analysis, and interpretation of a range of experiments that are used to assess the toxicity of chemicals. While the book highlights ecotoxicity studies, the methods presented are applicable to the broad range of toxicity studies. The text contains myriad datasets (from laboratory and field research) that clearly illustrate the book's topics. The datasets reveal the techniques, pitfalls, and precautions derived from these studies. The text includes information on recently developed methods for the analysis of severity scores and other ordered responses, as well as extensive power studies of competing tests and computer simulation studies of regression models that offer an understanding of the sensitivity (or lack thereof) of various methods and the quality of parameter estimates from regression models. The authors also discuss the regulatory process indicating how test guidelines are developed and review the statistical methodology in current or pending OECD and USEPA ecotoxicity guidelines. This important guide: Offers the information needed for the design and analysis to a wide array of ecotoxicity experiments and to the development of international test guidelines used to assess the toxicity of chemicals Contains a thorough examination of the statistical issues that arise in toxicity studies, especially ecotoxicity Includes an introduction to toxicity experiments and statistical analysis basics Includes programs in R and excel Covers the analysis of continuous and Quantal data, analysis of data as well as Regulatory Issues Presents additional topics (Mesocosm and Microplate experiments, mixtures of chemicals, benchmark dose models, and limit tests) as well as software Written for directors, scientists, regulators, and technicians, Statistical Analysis of Ecotoxicity Studies provides a sound understanding of the technical and practical issues in designing, analyzing, and interpreting toxicity studies to support or challenge chemicals for use in the environment.
Statistical Models In Toxicology
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Author : Mehdi Razzaghi
language : en
Publisher: CRC Press
Release Date : 2020-05-21
Statistical Models In Toxicology written by Mehdi Razzaghi and has been published by CRC Press this book supported file pdf, txt, epub, kindle and other format this book has been release on 2020-05-21 with Mathematics categories.
Statistical Models in Toxicology presents an up-to-date and comprehensive account of mathematical statistics problems that occur in toxicology. This is as an exciting time in toxicology because of the attention given by statisticians to the problem of estimating the human health risk for environmental and occupational exposures. The development of modern statistical techniques with solid mathematical foundations in the 20th century and the advent of modern computers in the latter part of the century gave way to development of many statistical models and methods to describe toxicological processes and attempts to solve the associated problems. Not only have the models enjoyed a high level of elegance and sophistication mathematically, they are widely used by industry and government regulatory agencies. Features: Focuses on describing the statistical models in environmental toxicology that facilitate the assessment of risk mainly in humans. The properties and shortfalls of each model are discussed and its impact in the process of risk assessment is examined. Discusses models that assess the risk of mixtures of chemicals. Presents statistical models that are developed for risk estimation in different aspects of environmental toxicology including cancer and carcinogenic substances. Includes models for developmental and reproductive toxicity risk assessment, risk assessment in continuous outcomes and developmental neurotoxicity. Contains numerous examples and exercises. Statistical Models in Toxicology introduces a wide variety of statistical models that are currently utilized for dose-response modeling and risk analysis. These models are often developed based on design and regulatory guidelines of toxicological experiments. The book is suitable for practitioners or as use as a textbook for advanced undergraduate or graduate students of mathematics and statistics.
Statistics In Toxicology
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Author : Byron J. T. Morgan
language : en
Publisher: Oxford University Press
Release Date : 1996
Statistics In Toxicology written by Byron J. T. Morgan and has been published by Oxford University Press this book supported file pdf, txt, epub, kindle and other format this book has been release on 1996 with Mathematics categories.
This collection of papers on aspects of statistics in toxicology is will be of interest to all medical statisticians. It offers findings from numerous leading experts from around the world including A. Whitehead and R. N. Connor (University of Reading), L. Ryan (Harvard), A. P. Grieve (Pfizer Research), K.J. Risko (Northern Telecom), and B.H. Margolin (University of North Carolina). This is the latest in the popular Royal Statistical Society Lecture Series, and will be essential reading for all those involved in this area.
Pharmacokinetics
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Author : A. Pecile
language : en
Publisher: Springer Science & Business Media
Release Date : 2012-12-06
Pharmacokinetics written by A. Pecile and has been published by Springer Science & Business Media this book supported file pdf, txt, epub, kindle and other format this book has been release on 2012-12-06 with Medical categories.
Pharmacologists can be considered pioneers of the study of kinetics of materials introduced into biological systems. The study of drug kinetics is particularly suited to a formulation of relatively simple models which make possible an interpretation of the time-dependent nature of various important phenomena (e. g. distribution by means of diffu sion through membranesl. The objective of the NATO ASI Course on Pharmacokinetics was that of presenting and dis cussing the mathematical and statistical approaches current ly available or being developed for the description, inter pretation and prediction of the fate of drugs and tracer substances administered to living beings. Different physi cal methods for measuring drugs and tracer substances were considered, but the emphasis was on the interpretation of the results of the measurements in terms of mathematical and statistical models. The present book contains all invit ed lectures given in this Course by outstanding internation al authorities and specialists from different fields. A great effort was made to keep a balance among the mathemati cal, physical, biological and clinical aspects of the prob lems; exchange of ideas and experiences between scientists with a physico-mathematical background and scientists with a biomedical background was encouraged and all participants were deeply involved in fruitful discussions. This unique feature of the Course is also the unique characteristic of this book which is therefore mainly directed to people interested not just in acquiring a working knowledge of the methods but in developing new methods.
