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Research Article

Correlations between cannabis use and IQ change in the Dunedin cohort are consistent with confounding from socioeconomic status

Ole Rogeberg
PNAS March 12, 2013 110 (11) 4251-4254; https://doi.org/10.1073/pnas.1215678110
Ole Rogeberg
The Ragnar Frisch Centre for Economic Research, N-0349 Oslo, Norway
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  • For correspondence: ole.rogeberg@frisch.uio.no
  1. Edited by Leslie Lars Iversen, University of Oxford, Oxford, United Kingdom, and approved December 7, 2012 (received for review September 8, 2012)

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Article Information

vol. 110 no. 11 4251-4254
DOI: 
https://doi.org/10.1073/pnas.1215678110
PubMed: 
23319626

Published By: 
National Academy of Sciences
Print ISSN: 
0027-8424
Online ISSN: 
1091-6490
History: 
  • Published in issue March 12, 2013.
  • Published first January 14, 2013.

Article Versions

  • Previous version (January 14, 2013 - 12:10).
  • You are viewing the most recent version of this article.

Author Information

  1. Ole Rogeberg1
  1. The Ragnar Frisch Centre for Economic Research, N-0349 Oslo, Norway
  1. Edited by Leslie Lars Iversen, University of Oxford, Oxford, United Kingdom, and approved December 7, 2012 (received for review September 8, 2012)

Footnotes

  • ↵1E-mail: ole.rogeberg{at}frisch.uio.no.
  • Author contributions: O.R. designed research, performed research, contributed new reagents/analytic tools, analyzed data, and wrote the paper.

  • The author declares no conflict of interest.

  • This article is a PNAS Direct Submission.

  • This article contains supporting information online at www.pnas.org/lookup/suppl/doi:10.1073/pnas.1215678110/-/DCSupplemental.

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Article usage

Article usage: January 2013 to January 2021

AbstractFullPdf
Jan 2013105160581
Feb 201318880128
Mar 2013579182293
Apr 201321636385
May 201315453469
Jun 201311753566
Jul 20138501755
Aug 201311427178
Sep 201399145112
Oct 20136839689
Nov 20135196191
Dec 20135348863
Total 2013277975921710
Jan 2014708123104
Feb 201471096101
Mar 2014824140362
Apr 201478098142
May 20145277386
Jun 201460324983
Jul 2014253718594
Aug 20142932115154
Sep 201489420666
Oct 20142214421141
Nov 20141677277101
Dec 201469316682
Total 20141509921491516
Jan 201587914868
Feb 2015139320486
Mar 2015149718476
Apr 201590513475
May 201565212169
Jun 201580011230
Jul 20156618652
Aug 201553711452
Sep 20155897357
Oct 2015706107114
Nov 2015712138100
Dec 201567412775
Total 2015100051548854
Jan 20162993198135
Feb 201673011771
Mar 201685815187
Apr 201677710049
May 201665410862
Jun 201678111355
Jul 20165546147
Aug 201663810778
Sep 20166658661
Oct 201658611670
Nov 2016541101444
Dec 201640978232
Total 20161018613361391
Jan 20175129067
Feb 201743710250
Mar 20174808277
Apr 20175097771
May 20175106854
Jun 20174357065
Jul 20172996475
Aug 20176757061
Sep 20173665663
Oct 2017471108105
Nov 201739612059
Dec 20173006146
Total 20175390968793
Jan 201836410646
Feb 201833622045
Mar 201844028347
Apr 201843927525
May 201846038127
Jun 201846233425
Jul 201832625425
Aug 201831721122
Sep 201839823729
Oct 201814625064
Nov 20185353240
Dec 20184726226
Total 201837883345421
Jan 201911320841
Feb 201911720537
Mar 201911142164
Apr 201910799241
May 201927561137
Jun 201911336642
Jul 20198119132
Aug 20199523234
Sep 20196325027
Oct 20197744633
Nov 20198129329
Dec 201914718926
Total 201913804404443
Jan 202020521236
Feb 202010915669
Mar 202010122132
Apr 202014217040
May 202011318835
Jun 20209627120
Jul 202013716950
Aug 202010119451
Sep 20207520727
Oct 202012925060
Nov 20209721034
Dec 20208126525
Total 202013862513479
Jan 20217216224
Total 20217216224
Total75103170177631
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Cannabis use, IQ change, and socioeconomic status
Ole Rogeberg
Proceedings of the National Academy of Sciences Mar 2013, 110 (11) 4251-4254; DOI: 10.1073/pnas.1215678110

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Cannabis use, IQ change, and socioeconomic status
Ole Rogeberg
Proceedings of the National Academy of Sciences Mar 2013, 110 (11) 4251-4254; DOI: 10.1073/pnas.1215678110
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    • Abstract
    • Meier et al., 2012: Study Design and Methodological Issues
    • Who Are the Adolescent-Onset Cannabis Users?
    • What Are Counterfactual IQ-Trajectories for Those at Risk for High Cannabis Exposure?
    • Indications of SES Confounding in the Meier et al. Study
    • Comparing and Contrasting the Causal and Confounding Model
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