Intended for healthcare professionals

Correspondence

Determining power in clinical trials

British Medical Journal 1988; 297 doi: https://doi.org/10.1136/bmj.297.6661.1473-c (Published 03 December 1988) Cite this as: British Medical Journal 1988;297:1473

Article usage

Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day.

Usage statistics: March 2018 to January 2023

Rendering graph...
AbstractFullPdf
Mar 2018001
Oct 2020001
Nov 2020001
Aug 2022002
Jan 2023001
Total006