The ideal way to develop sound judgment about data applicable to clinical care. This book is the first choice of students, educators, and practitioners. It is a thorough, meaningful, and interesting presentation of biostatistics. It helps students become informed users and consumers of biostatistics. "...Readers may 'learn' and then 'do' immediately...I learned a lot from this book." - Online review of the Third Edition.Learn to evaluate and apply statistics in medicine, medical research, and all health-related fields. It places emphasis on the basics of biostatistics and epidemiology and the clinical applications in evidence-based medicine and decision-making methods. It includes a new chapter on survey research. It provides an expanded discussion of logistic regression, the Cox model, and other multivariate statistical methods. Key Concepts in each chapter pinpoint essential information. Presenting Problems drawn from studies in the medical literature that illustrate the various statistical methods. It includes a CD-ROM with NCSS statistical software, procedures, and data sets from the presenting problems. It contains end-of-chapter exercises and a multiple-choice final practice exam.