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Bias due to incomplete follow up in a cohort study
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May 19998134
Jun 199916379
Jul 1999650
Aug 19991100
Sep 1999030
Oct 1999010
Nov 1999380
Dec 1999051
Jan 2000010
Feb 2000210
Mar 2000210
Apr 2000022
May 2000520
Jun 2000051
Jul 2000100
Aug 2000480
Sep 2000120
Nov 2000100
Dec 2000012
Jan 2001141
Feb 20010150
Mar 2001221
Apr 2001110
May 2001020
Jun 2001010
Jul 2001010
Aug 2001050
Sep 2001100
Nov 2001131
Dec 2001121
Jan 2002100
Feb 2002021
Mar 2002020
Apr 2002011
May 2002332
Jun 2002011
Jul 2002133
Aug 2002130
Sep 2002051
Oct 2002450
Nov 2002031
Dec 2002032
Jan 2003240
Feb 2003030
Mar 2003342
Apr 2003011
May 2003130
Jun 2003021
Jul 20036123
Aug 20039120
Sep 20031494
Oct 20035132
Nov 200311201
Dec 20039194
Jan 200410140
Feb 20046173
Mar 200410208
Apr 200416111
May 200433364
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Jul 200429330
Aug 200429330
Sep 200412160
Oct 200418301
Nov 200420315
Dec 200410196
Jan 200511143
Feb 20056163
Mar 200510185
Apr 2005031
May 20051084
Jun 2005660
Jul 2005550
Aug 2005476
Sep 2005233
Oct 2005181
Nov 2005293
Dec 2005020
Jan 2006372
Feb 2006061
Mar 2006080
Apr 2006454
May 2006335
Jun 2006211
Jul 2006121
Aug 2006110
Sep 20062146
Oct 2006263
Nov 20061105
Dec 2006124
Jan 2007320
Feb 20072810
Mar 20071123
Apr 2007536
May 2007324
Jun 2007634
Jul 2007442
Aug 2007343
Sep 20071153
Oct 2007951
Nov 2007364
Dec 2007220
Jan 2008102
Feb 2008423
Mar 2008722
Apr 2008345
May 2008522
Jun 2008312
Jul 2008400
Aug 2008853
Sep 2008922
Oct 2008342
Nov 2008201
Dec 2008121
Jan 2009200
Feb 2009111
Mar 2009020
Apr 2009231
May 2009210
Jun 2009101
Jul 2009211
Aug 2009100
Sep 2009513
Oct 2009100
Nov 2009400
Dec 2009500
Jan 2010401
Feb 2010122
Mar 2010813
Apr 2010114
May 2010112
Jun 2010502
Jul 2010213
Aug 2010200
Sep 2010402
Oct 20101110
Nov 2010600
Dec 2010500
Jan 2011400
Feb 2011310
Mar 2011711
Apr 2011433
May 2011511
Jun 2011500
Jul 2011511
Aug 2011300
Sep 2011701
Oct 2011102
Nov 2011422
Dec 2011613
Jan 2012324
Feb 2012313
Mar 20121012
Apr 2012653
May 2012444
Jun 2012611
Jul 2012214
Aug 2012558
Sep 2012615
Oct 20128710
Nov 2012975
Dec 2012641
Jan 2013972
Feb 20131141
Mar 2013242
Apr 2013287
May 2013993
Jun 2013202
Jul 2013311
Aug 2013501
Sep 2013223
Oct 2013301
Nov 2013832
Dec 2013315
Jan 2014111
Feb 2014110
Mar 2014510
Apr 2014587
May 2014123
Jun 2014223
Jul 2014422
Aug 2014432
Sep 2014710
Oct 2014731
Nov 2014010
Dec 2014114
Jan 20152151
Feb 20152310
Mar 20151163
Apr 2015270
May 2015031
Jun 2015385
Jul 2015262
Aug 2015231
Sep 2015233
Oct 2015112
Nov 2015440
Dec 2015751
Jan 20164483
Feb 2016125
Mar 2016004
Apr 2016314
May 2016002
Jun 2016115
Jul 2016613
Aug 2016141
Sep 2016817
Oct 20167210
Nov 2016113
Dec 2016021
Jan 2017422
Feb 2017020
Mar 2017041
Apr 2017142
May 2017363
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Jul 2017653
Aug 2017430
Sep 201752504
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Nov 201757553
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Jun 201827271
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Aug 201832320
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Mar 2019779
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Jul 201926264
Aug 201929296
Sep 201926265
Oct 201927273
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Dec 201937384
Jan 202027263
Feb 202026243
Mar 202028282
Apr 202031313
May 202032324
Jun 202025246
Jul 202028282
Aug 202020202
Sep 202025252
Oct 202022225
Nov 2020562
Dec 202048373
Jan 202115157
Feb 2021333
Mar 2021882
Apr 2021774
May 2021552
Jun 202115155
Jul 20219914
Aug 2021226
Sep 2021778
Total22472392608