Biostatistics for Radiologists

Planning, Performing, and Writing a Radiologic Study

  • Francesco Sardanelli
  • Giovanni Di Leo

About this book


Many radiological manuscripts are burdened by limitations relating to study design, definition of enrollment criteria and standard of reference, lack of preliminary estimation of sample size, and incorrect use of statistical tests. These limitations sometimes oblige the reviewer to recommend rejection of a manuscript more frequently than would be the case if rejection were based solely on inherent errors in technical performance or interpretation of imaging modalities.

An underlying aim of this book is to facilitate the interaction between radiologists and statisticians by explaining the basics of statistical methods as applied to medical imaging. The intention is to help develop a way of thinking beyond merely how to perform calculations and get p values. Thus, radiologists will be able to solve small statistical problems and, more importantly, to assume the right perspective during the crucial phase when a study is planned and undertaken.


Conditional probability Descriptive statistics Gaussian distribution Likelihood Non-parametric statistics Normal distribution Parametric statistics Radiologieinformationssystem; analysis of variance classification correlation linear regression

Authors and affiliations

  • Francesco Sardanelli
    • 1
    • 2
  • Giovanni Di Leo
    • 2
  1. 1.Department of Medical and Surgical SciencesUniversity of Milan School of MedicineSan Donato MilaneseItaly
  2. 2.IRCCS Policlinico San DonatoSan Donato MilaneseItaly

Bibliographic information