Enhancing the QUAlity and Transparency Of health Research

EQUATOR resources in German | Portuguese | Spanish

Search for reporting guidelines

Use your browser's Back button to return to your search results

Setting number of decimal places for reporting risk ratios: rule of four

Reporting guideline provided for?
(i.e. exactly what the authors state in the paper)
A simple framework to guide authors in the appropriate number of decimal places to use when reporting risk ratios.
Full bibliographic reference Cole TJ. Setting number of decimal places for reporting risk ratios: rule of four. BMJ. 2015;350:h1845.
Language English
PubMed ID 25918351
Relevant URLs
(full-text if available)
The full-text of this reporting guideline is freely available from: http://www.bmj.com/content/350/bmj.h1845
Applies to the whole report or to individual sections of the report? Statistical methods and analyses
Record last updated on December 17, 2021


Some reporting guidelines are also available in languages other than English. Find out more in our Translations section.

We have also translated some of our website pages into other languages:
EQUATOR resources in Spanish
EQUATOR resources in Portuguese
EQUATOR resources in German

About the Library

For information about Library scope and content, identification of reporting guidelines and inclusion/exclusion criteria please visit About the Library.

Visit our Help page for information about searching for reporting guidelines and for general information about using our website.