Autore	Brookmeyer Ron
Pubbl/distr/stampa	New York ; , : Oxford University Press, , 2023
Descrizione fisica	1 online resource (371 p.)
Disciplina	614.5/993
Collana	Oxford scholarship online
Soggetto topico	AIDS (Disease) - Epidemiology Biometry Epidemiology - Statistical methods Acquired Immunodeficiency Syndrome - epidemiology Epidemiologic Methods
ISBN	0-19-773738-2 1-280-52629-7 9786610526291 0-19-974874-8 1-4237-6354-8
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Record Nr.	UNINA-9910824307603321

Autore	Twisk Jos W. R. <1962->
Edizione	[Second edition.]
Pubbl/distr/stampa	Cambridge : , : Cambridge University Press, , 2013
Descrizione fisica	1 online resource (xiv, 321 pages) : digital, PDF file(s)
Disciplina	614.4
Collana	Cambridge medicine Applied longitudinal data analysis for epidemiology
Soggetto topico	Epidemiology - Research - Statistical methods Epidemiology Epidemiology - Statistical methods
ISBN	1-107-06535-6 1-316-09031-0 1-107-05691-8 1-107-05475-3 1-107-05804-X 1-107-05931-3 1-139-34283-5 1-107-05581-4
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Machine generated contents note: Preface; Acknowledgements; 1. Introduction; 2. Study design; 3. Continuous outcome variables; 4. Continuous outcome variables - relationships with other variables; 5. The modelling of time; 6. Other possibilities for modelling longitudinal data; 7. Dichotomous outcome variables; 8. Categorical and 'count' outcome variables; 9. Analysis data from experimental studies; 10. Missing data in longitudinal studies; 11. Sample size calculations; 12. Software for longitudinal data analysis; 13. One step further; References; Index.
Record Nr.	UNINA-9910463146103321

Autore	Elston Robert C. <1932->
Pubbl/distr/stampa	Chichester, U.K., : John Wiley & Sons, 2008
Descrizione fisica	1 online resource (385 p.)
Disciplina	570.15195 610.72 614.40727
Altri autori (Persone)	JohnsonWilliam Davis <1941->
Soggetto topico	Medical statistics Medical genetics - Statistical methods Epidemiology - Statistical methods
Soggetto genere / forma	Electronic books.
ISBN	0-470-74078-7 1-282-34579-6 9786612345791 0-470-02491-7
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Basic Biostatistics for Geneticists and Epidemiologists; CONTENTS; PREFACE; 1 INTRODUCTION: THE ROLE AND RELEVANCE OF STATISTICS, GENETICS AND EPIDEMIOLOGY IN MEDICINE; Why Biostatistics?; What Exactly Is (Are) Statistics?; Reasons for Understanding Statistics; What Exactly is Genetics?; What Exactly is Epidemiology?; How Can a Statistician Help Geneticists and Epidemiologists?; Disease Prevention versus Disease Therapy; A Few Examples: Genetics, Epidemiology and Statistical Inference; Summary; References; 2 POPULATIONS, SAMPLES, AND STUDY DESIGN; The Study of Cause and Effect Populations, Target Populations and Study UnitsProbability Samples and Randomization; Observational Studies; Family Studies; Experimental Studies; Quasi-Experimental Studies; Summary; Further Reading; Problems; 3 DESCRIPTIVE STATISTICS; Why Do We Need Descriptive Statistics?; Scales of Measurement; Tables; Graphs; Proportions and Rates; Relative Measures of Disease Frequency; Sensitivity, Specificity and Predictive Values; Measures of Central Tendency; Measures of Spread or Variability; Measures of Shape; Summary; Further Reading; Problems; 4 THE LAWS OF PROBABILITY; Definition of Probability The Probability of Either of Two Events: A or BThe Joint Probability of Two Events: A and B; Examples of Independence, Nonindependence and Genetic Counseling; Bayes' Theorem; Likelihood Ratio; Summary; Further Reading; Problems; 5 RANDOM VARIABLES AND DISTRIBUTIONS; Variability and Random Variables; Binomial Distribution; A Note about Symbols; Poisson Distribution; Uniform Distribution; Normal Distribution; Cumulative Distribution Functions; The Standard Normal (Gaussian) Distribution; Summary; Further Reading; Problems; 6 ESTIMATES AND CONFIDENCE LIMITS; Estimates and Estimators Notation for Population Parameters, Sample Estimates, and Sample EstimatorsProperties of Estimators; Maximum Likelihood; Estimating Intervals; Distribution of the Sample Mean; Confidence Limits; Summary; Problems; 7 SIGNIFICANCE TESTS AND TESTS OF HYPOTHESES; Principle of Significance Testing; Principle of Hypothesis Testing; Testing a Population Mean; One-Sided versus Two-Sided Tests; Testing a Proportion; Testing the Equality of Two Variances; Testing the Equality of Two Means; Testing the Equality of Two Medians; Validity and Power; Summary; Further Reading; Problems 8 LIKELIHOOD RATIOS, BAYESIAN METHODS AND MULTIPLE HYPOTHESESLikelihood Ratios; Bayesian Methods; Bayes' Factors; Bayesian Estimates and Credible Intervals; The Multiple Testing Problem; Summary; Problems; 9 THE MANY USES OF CHI-SQUARE; The Chi-Square Distribution; Goodness-of-Fit Tests; Contingency Tables; Inference About the Variance; Combining p-Values; Likelihood Ratio Tests; Summary; Further Reading; Problems; 10 CORRELATION AND REGRESSION; Simple Linear Regression; The Straight-Line Relationship When There is Inherent Variability; Correlation; Spearman's Rank Correlation Multiple Regression
Record Nr.	UNINA-9910144520903321