01 / Reading Guide
Reading Guide
Medical evidence: choose a reading route and audit a diagnostic claim
Compare three evidence-reading books, build explicit appraisal outputs and use original diagnostic examples to separate test performance, prevalence and bias.
Study route and exercise: University Reading List editorial project.
Who this book is for
For medical and public health students beginning epidemiology and for readers who need a structured introduction to population evidence. The text links the questions epidemiologists ask with the ways exposure and disease are measured. It is useful for learning how the design of a study affects the meaning of its results before moving to more mathematically demanding methods or specialized research areas.
Prerequisites
Basic arithmetic, proportions and graph reading. Introductory statistics is helpful but the book develops essential statistical ideas; no previous epidemiology course is assumed.
What it covers
The chapters introduce measures of disease and exposure, observational and experimental designs, statistical concepts, causation and prevention. Applications illustrate how epidemiology informs population health questions and the evaluation of evidence. Examples support the core principles, but historical figures and policy contexts should remain tied to their original dates.
How to use it
Translate a research question into a target population, exposure, outcome and comparison. Work a small two-by-two table by hand, checking the denominator and time period behind every rate or risk. Draw the selection process for a study and identify possible sources of bias and confounding. Explain the difference between an association and a causal claim. Compare two study designs for the same question and state which uncertainty each design can address.
Edition and sources
WHO’s repository provides the complete 2006 second edition, ISBN 9789241547079, including exercises and suggested further reading. The book is freely accessible from the rights holder but its copyright page reserves reproduction and translation rights. Free download is therefore distinguished from an open adaptation licence.
A focused research-reading route
In the selected 2006 second edition, use chapter 2 for disease-frequency denominators, chapter 3 for study designs and potential errors, and chapter 8 for clinical epidemiology and test interpretation. The WHO regional library independently confirms the edition and ISBN. Its historical examples and policy language should not be relabelled as current guidance.
For each table, identify the counted unit, time window and population before naming the statistic. Then ask who received the reference assessment and whether the comparison changes when unverified people are omitted. These are reading questions, not instructions to collect patient data or conduct unsupervised testing. The companion guide's fictional model holds performance fixed to illustrate denominators; real transportability is a separate evidential question.
