Intended for healthcare professionals

Practice Clinical epidemiology notes

What is heterogeneity and is it important?

BMJ 2007; 334 doi: https://doi.org/10.1136/bmj.39057.406644.68 (Published 11 January 2007) Cite this as: BMJ 2007;334:94

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: January 2018 to July 2024

Rendering graph...
AbstractFullPdf
Jan 201847912827
Feb 201861213221
Mar 201859919034
Apr 201856316814
May 201853014112
Jun 20184291018
Jul 20183807610
Aug 20183498615
Sep 2018337707
Oct 201852610112
Nov 201846316317
Dec 20184209618
Jan 201942612623
Feb 2019251585
Mar 2019252657
Apr 20193008121
May 20192837824
Jun 2019225437
Jul 20191634614
Aug 20191925317
Oct 20192605916
Nov 2019237549
Dec 2019149359
Jan 20202486513
Feb 20201863815
Mar 20201614712
May 20202773616
Jun 2020238246
Jul 20202474113
Aug 20202343415
Sep 20203554911
Oct 20205227719
Nov 202057211427
Dec 20203987615
Jan 20215969328
Feb 20216836318
Mar 20217668119
Apr 202176811335
May 20217749227
Jun 20215776617
Jul 20214576120
Aug 20215317319
Sep 20214178128
Oct 20216388923
Nov 202182512134
Dec 20215859019
Jan 2022103622141
Feb 2022102011935
Mar 2022134518548
Apr 2022128422342
May 2022160223260
Jun 2022995282102
Jul 202283621759
Aug 202278823885
Sep 202260418455
Oct 202288320054
Nov 202291821267
Dec 202274012224
Jan 202377813219
Feb 202373013038
Mar 202395818048
Apr 202397416244
May 202379815928
Jun 20235789726
Jul 20234287231
Aug 20234458223
Sep 202350311735
Oct 202369910241
Nov 2023101812431
Dec 20237647434
Jan 202468311347
Feb 202456610354
Mar 202473313648
Apr 202488211451
May 20247539849
Jun 20244546638
Jul 20242744826
Total4454983182179