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Research Methods & Reporting

Calculating the sample size required for developing a clinical prediction model

BMJ 2020; 368 doi: https://doi.org/10.1136/bmj.m441 (Published 18 March 2020) Cite this as: BMJ 2020;368:m441

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 2020 to November 2021

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AbstractFullPdf
Mar 20201753681236
Apr 20206016761954
May 2020711865958
Jun 20207212991170
Jul 2020551165397
Aug 202082973470
Sep 2020622678756
Oct 2020421331461
Nov 2020551653432
Dec 2020601763464
Jan 2021741856658
Feb 202182549720
Mar 202151763617
Apr 2021131607602
May 2021111734824
Jun 202141504747
Jul 202142684902
Aug 202161339533
Sep 202171560598
Oct 202191439566
Nov 2021291631646
Total7463943715711