Preface xiAbout the companion website xiii1 Epidemiology 12 Frequency 133 Association 314 Study Design 475 Precision and Validity 656 Etiology and Causality 1017 Genetic Epidemiology 1178 Outbreak Epidemiology 1339 Diagnostic and Prognostic Research 15910 Intervention 19111 Systematic Review and Meta-Analysis 207Answers to knowledge assessment questions 221Index 233
Lex Bouter, PhD, is a tenured chair in Methodology and Integrity in the Department of Epidemiology and Data Science of the Amsterdam University Medical Centers, and in the Department of Philosophy of the Faculty of Humanities of the Vrije Universiteit Amsterdam.Maurice Zeegers, MBA, PhD, is a tenured Professor at the Department of Epidemiology at Maastricht University in the Netherlands. He is the former Head of the School of Public Health and the former Chair and Vice-Chair of the Dutch and European Associations of Epidemiology, respectively.Tianjing Li, MD, MHS, PhD, is a tenured Associate Professor in the Department of Ophthalmology and the Department of Epidemiology at the University of Colorado Anschutz Medical Campus.