Intended for healthcare professionals

Education And Debate

Numbers needed to treat derived from meta-analyses—sometimes informative, usually misleading

BMJ 1999; 318 doi: https://doi.org/10.1136/bmj.318.7197.1548 (Published 05 June 1999) Cite this as: BMJ 1999;318:1548

Article usage

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Usage statistics: January 2018 to February 2024

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AbstractFullPdf
Jan 20183072
Feb 20182641
Mar 20182483
Apr 20181641
May 20183963
Jun 20183685
Jul 20181273
Aug 201815124
Sep 20181652
Oct 20182397
Nov 20182583
Dec 201821101
Jan 201919144
Feb 2019963
Mar 201918164
Apr 20192263
May 201924122
Jun 20191453
Jul 20191574
Aug 20191394
Oct 20193876
Nov 201917115
Dec 20193533
Jan 202019105
Feb 202015103
Mar 20201420
May 202025142
Jun 20201610
Jul 20209260
Aug 20209475
Sep 202040119
Oct 20201632
Nov 20206952
Dec 20203272
Jan 2021351510
Feb 20212862
Mar 20214362
Apr 202150124
May 202152118
Jun 20212551
Jul 20212970
Aug 20218353
Sep 20214251
Oct 20213170
Nov 20213280
Dec 20213650
Jan 20224255
Feb 20224253
Mar 20224672
Apr 20224671
May 20224391
Jun 20223385
Jul 20222955
Aug 202256263
Sep 202234166
Oct 202296154
Nov 202251134
Dec 20222631
Jan 202373217
Feb 202345103
Mar 20232261
Apr 20235590
May 202349201
Jun 202343383
Jul 20232464
Aug 20233281
Sep 2023681512
Oct 20233891
Nov 202336120
Dec 202380224
Jan 2024103282
Feb 202443132
Total2680688218