Intended for healthcare professionals

Education And Debate

Meta-analysis: Beyond the grand mean?

BMJ 1997; 315 doi: https://doi.org/10.1136/bmj.315.7122.1610 (Published 13 December 1997) Cite this as: BMJ 1997;315:1610

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: July 2003 to April 2021

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AbstractFullPdf
Jul 200301130
Aug 200301280
Sep 200301870
Oct 200301860
Nov 200301850
Dec 200301680
Jan 200411710
Feb 200411720
Mar 200411940
Apr 200401800
May 200402160
Jun 200432240
Jul 200401950
Aug 200442030
Sep 200411770
Oct 200432010
Nov 2004121960
Dec 2004262051
Jan 2005161860
Feb 2005161220
Mar 2005101890
Apr 200561330
May 200551300
Jun 20052920
Jul 20055980
Aug 20053600
Sep 20053970
Oct 200561520
Nov 2005101451
Dec 200541010
Jan 2006131710
Feb 200671230
Mar 2006121410
Apr 200681990
May 2006171580
Jun 200641250
Jul 200631090
Aug 200621210
Sep 200641410
Oct 200691370
Nov 2006141790
Dec 20067900
Jan 200781170
Feb 200731130
Mar 200761540
Apr 200761380
May 200751400
Jun 200731370
Jul 200751280
Aug 200741350
Sep 200741030
Oct 200771370
Nov 200741290
Dec 20074910
Jan 200831030
Feb 2008131380
Mar 200841510
Apr 200831370
May 200831670
Jun 200841240
Jul 200841090
Aug 200831070
Sep 200851110
Oct 200831360
Nov 20082920
Dec 20083740
Jan 200927500
Feb 200926460
Mar 200928610
Apr 2009181200
May 200915350
Jun 20095250
Jul 200910330
Aug 200914370
Sep 200915280
Oct 200919400
Nov 200916241
Dec 20094190
Jan 20109290
Feb 201022620
Mar 201019530
Apr 201017450
May 201015220
Jun 201018360
Jul 201023400
Aug 201011300
Sep 201041320
Oct 201036360
Nov 201031340
Dec 201032170
Jan 201129230
Feb 201147260
Mar 201145350
Apr 201132230
May 201132210
Jun 201118260
Jul 201115470
Aug 20117720
Sep 20113540
Oct 20117550
Nov 20110480
Dec 20110480
Jan 201226440
Feb 201263370
Mar 201239200
Apr 201238270
May 20129200
Jun 20123140
Jul 2012690
Aug 20126110
Sep 20121260
Oct 201232290
Nov 201244140
Dec 20122140
Jan 201315110
Feb 201311190
Mar 201320150
Apr 20131770
May 201321190
Jun 201324110
Jul 201338430
Aug 201319160
Sep 201316170
Oct 201327220
Nov 201339150
Dec 201336120
Jan 201460160
Feb 201442250
Mar 20145290
Apr 20147270
May 201463170
Jun 201439100
Jul 20141761
Aug 201450230
Sep 20142160
Oct 2014870
Nov 201434130
Dec 201433190
Jan 201527110
Feb 201540240
Mar 201525300
Apr 20152780
May 201536131
Jun 201528100
Jul 20152390
Aug 20153270
Sep 201514130
Oct 20151690
Nov 201535120
Dec 201526100
Jan 20163670
Feb 20162390
Mar 201620140
Apr 20162030
May 20162880
Jun 20162350
Jul 201620100
Aug 20162070
Sep 20162080
Oct 20162030
Nov 20162580
Dec 20161960
Jan 201734100
Feb 201733140
Mar 20173270
Apr 20172940
May 2017269190
Jun 201731110
Jul 20172990
Aug 20172760
Sep 201735110
Oct 201747140
Nov 20174090
Dec 201752110
Jan 201821160
Feb 20183250
Mar 201826190
Apr 20182350
May 20182740
Jun 20182830
Jul 20182970
Aug 201839160
Sep 201830170
Oct 20182060
Nov 20182680
Dec 20183250
Jan 201951120
Feb 201927180
Mar 201936120
Apr 20193170
May 20193880
Jun 201933270
Jul 20192550
Aug 2019120170
Sep 20191840
Oct 20191950
Nov 20192830
Dec 20192200
Jan 20203390
Feb 202030160
Mar 202028120
Apr 20203320
May 202011370
Jun 20203730
Jul 20209380
Aug 202023160
Sep 2020182190
Oct 20207580
Nov 20206480
Dec 20205280
Jan 202127110
Feb 20214370
Mar 202153120
Apr 20211840
Total5056123215