John-Anker Zwart

1962 -

photo credits: Wikimedia Commons

country of citizenship: Norway

occupation: professor, physician, researcher

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Articles 197

Date

Title

Authors

2022-08-27

Killing pain?: a population-based registry study of the use of prescription analgesics, anxiolytics, and hypnotics among all children, adolescents and young adults in Norway from 2004 to 2019

Marte Handal, Svetlana Skurtveit, Tore Wentzel-Larsen, John-Anker Zwart, Kjersti Storheim
2022-01-07

Correlation between gene expression and MRI STIR signals in patients with chronic low back pain and Modic changes indicates immune involvement

Benedicte A Lie, Elina Iordanova Schistad, Ansgar Espeland, Jan Sture Skouen, Nils Vetti, Monica Wigemyr, Per Martin Kristoffersen, Lars Christian Haugli Bråten, Maria Dehli Vigeland, Anne Froholdt, Kjersti Storheim, John-Anker Zwart
2021-07-14

Genetic Susceptibility Loci in Genomewide Association Study of Cluster Headache

Bendik S. Winsvold, Raymond Noordam, Lisanne S Vijfhuizen, Lisette J A Kogelman, Irene de Boer, Carmen Fourier, Laurent F Thomas, Espen Saxhaug Kristoffersen, Rolf Fronczek, Thomas F. Hansen, Gisela M Terwindt, Arn van den Maagdenberg, John-Anker Zwart
2021-06

Genome-wide association study of more than 40,000 bipolar disorder cases provides new insights into the underlying biology

Friederike S David, Nolan Kamitaki, Swapnil Awasthi, Vincent Millischer, Alfredo B Cuellar-Barboza, Rosa Bosch, Maria Grigoroiu-Serbanescu, José Guzman-Parra, Margarita Rivera, Nicholas J Bass, Saskia P. Hagenaars, Ian R Gizer, Paul A Tooney, Cristiana Cruceanu, Fermin Mayoral, Janice M Fullerton, Urs Heilbronner, Engilbert Sigurdsson, Tiffany A Greenwood, Jakob Grove, Stephan Ripke, Ulrich Schall, Andrew McQuillin, Jonathan R I Coleman, Valentina Escott-Price, Ralph W. Kupka, Heon-Jeong Lee, Stéphane Jamain, Francis J. McMahon, Bryan Mowry, Esben Agerbo, Danielle Posthuma, Jolanta Lissowska, Cathryn Lewis, Rodney Scott, Gerome Breen, Allan H Young, Naomi R. Wray, Eduard Vieta, Dan J. Stein, Roy H Perlis, John-Anker Zwart, Andrew McIntosh, Daniel J. Smith, John R Kelsoe, Andreas J Forstner, James B Potash, Thomas D. Als, Tim B. Bigdeli, Bendik S. Winsvold, Sarah E Bergen, Marco Boks, Murray J Cairns, Piotr M Czerski, Anders M. Dale, Tatiana Foroud, Nelson A. Freimer, Scott D Gordon, Per Hoffmann, Laura M Huckins, Janos L. Kalman, James L. Kennedy, Henry R. Kranzler, Phil H Lee, Catrin E Lewis, Donald J. MacIntyre, Adam X Maihofer, Steven A McCarroll, Sarah E. Medland, Grant W. Montgomery, Jennifer L. Moran, Derek W. Morris, Antonio F Pardiñas, Douglas M. Ruderfer, Cristina Sànchez-Mora, Eva C. Schulte, Claire M Slaney, Olav B Smeland, Thorgeir E. Thorgeirsson, James Walters, Stephanie H Witt, Peter P Zandi, Wade H Berrettini, Anders D. Børglum, Mark A Frye, Elliot S Gershon, Fernando S Goes, Melissa J. Green, Frans A. Henskens, David M Hougaard, Christina M. Hultman, René S. Kahn, Nick Martin, Susan L McElroy, Philip B. Mitchell, Richard M. Myers, Benjamin M. Neale, Caroline M Nievergelt, Markus M Nöthen, Michael C O'Donovan, Sara A Paciga, Michele T Pato, Guy A. Rouleau, Peter R Schofield, Thomas G. Schulze, Jordan W Smoller, Kári Stefánsson, Patrick F Sullivan, John B Vincent, Irwin D Waldman, Thomas W Weickert, Joanna M Biernacka, John I. Nurnberger, Howard J Edenberg, Eli A Stahl, Ole A. Andreassen, Marie Bækvad-Hansen, Ole Mors, Thomas Werge, Manuel Mattheisen, Lars Alfredsson, Toni-Kim Clarke, Udo Dannlowski, Susanne Lucae, Bernhard Baune, Fabian Streit, Kristian Hveem, Yoichiro Kamatani, Niamh Mullins, Alexander W Charney, Adebayo Anjorin, Verneri Antilla, Monika Budde, Jonas Bybjerg-Grauholm, Joseph-Michel Guardia, Srdjan Djurovic, Amanda Dobbyn, Liz Forty, Joel Gelernter, Marianne Giørtz Pedersen, Katherine Gordon-Smith, Peter Holmans, Shawn Levy, Loes M Olde Loohuis, Digby Quested, Anne T Spijker, John Strauss, Beata Świątkowska, Rolf Adolfsson, Frank Bellivier, Aiden Corvin, Nick Craddock, Tõnu Esko, Bruno Etain, Joanna Twarowska-Hauser, Carmel M Loughland, Lili Milani, Josep Antoni Ramos-Quiroga, Andreas Reif, Marta Ribasés, Marcella Rietschel, Martin Schalling, Laura Scott, Alessandro Serretti, Cynthia Shannon Weickert, Arne E Vaaler, Sven Cichon, Arianna Di Florio, Roel Ophoff, Stanley V Catts, Patricia T Michie, Julie Garnham, Mikael Landén, Claire Donovan, Sergi Papiol, Fanny Senner, Gunnar Morken, Kristina Adorjan, Murielle Brum, Martin Hautzinger, Thorsten Kranz, Thomas W Mühleisen, Helmut Vedder, Ingrid Agartz, George Kirov, Ketil J Oedegaard, Chris Pantelis, Markus Leber, Julie M. Cunningham, Brandon Coombes, Nakao Iwata, Lea Sirignano, Pablo J Rodríguez-Cervantes, Catharina Lavebratt, Marquis P Vawter
2021-08-26

Deciphering osteoarthritis genetics across 826,690 individuals from 9 populations

Cindy G Boer, Konstantinos Hatzikotoulas, April Hartley, Jason Pui Yin Cheung, Jon H Tobias, George Davey Smith, Ana M. Valdes, Jeremy Mark Wilkinson, John-Anker Zwart, Andrew P Morris, Tõnu Esko
2020-02-14

Mitochondrial genome-wide association study of migraine - the HUNT Study

Sigrid Børte, Magnus D Vigeland, Espen Saxhaug Kristoffersen, Daniel I Chasman, John-Anker Zwart, Knut Hagen, Ida Surakka
2020-03-11

Time trends of major headache diagnoses and predictive factors. Data from three Nord-Trøndelag health surveys

Lars Jacob Stovner, John-Anker Zwart, Knut Hagen
2020-03-16

A randomised controlled trial comparing the effectiveness of surgical and nonsurgical treatment for cervical radiculopathy

Mirad Taso, John-Anker Zwart, Jens Ivar Brox
2020-04-28

Development and validation of a prediction model for incident hand osteoarthritis in the hunt study

Kristian Hveem, John-Anker Zwart, Kjersti Storheim, Karin Magnusson
2020-05-20

Mens vi venter på nye retningslinjer for behandling av korsryggsmerter

Margreth Grotle, John-Anker Zwart, Kjersti Storheim, Rikke Munk
2020-06-02

Criteria for Success after Surgery for Cervical Radiculopathy; Estimates for a Substantial Amount of Improvement in Core Outcome Measures

Margreth Grotle, John-Anker Zwart, Tore K Solberg
2020-06-05

High sensitivity C-reactive protein and risk of migraine in a 11-year follow-up with data from the Nord-Trøndelag health surveys 2006-2008 and 2017-2019

Knut Hagen, John-Anker Zwart, Lars Jacob Stovner
2020-06-10

Association of Modic change types and their short tau inversion recovery signals with clinical characteristics- a cross sectional study of chronic low back pain patients in the AIM-study

Lars Christian Bråten, Margreth Grotle, John-Anker Zwart, Kjersti Storheim, Jens Ivar Brox, Lars Grøvle, Anne Julsrud Haugen, Elina Iordanova Schistad, Ansgar Espeland, Jan Sture Skouen, Nils Vetti, Gunn Hege Marchand, AIM-study group, Per Martin Kristoffersen, Are Hugo Pripp
2020-06-15

Cost-utility analysis of antibiotic treatment in patients with chronic low back pain and Modic changes: results from a randomised, placebo-controlled trial in Norway (the AIM study)

Margreth Grotle, Lars Christian Bråten, Jens Ivar Brox, Maurits W van Tulder, Alexander Tingulstad, John-Anker Zwart, Kjersti Storheim, Lars Grøvle, Ansgar Espeland, Anne Froholdt, Per Martin Kristoffersen, Monica Wigemyr, AIM-study group
2020-06-26

Obesity in Young Adulthood: The Role of Physical Activity Level, Musculoskeletal Pain, and Psychological Distress in Adolescence (The HUNT-Study)

Maren Hjelle Guddal, Ingrid Heuch, John-Anker Zwart, Milada Cvancarova Småstuen, Synne Øien Stensland, Marianne Bakke Johnsen
2020-07-13

Clinical effect modifiers of antibiotic treatment in patients with chronic low back pain and Modic changes - secondary analyses of a randomised, placebo-controlled trial (the AIM study)

Lars Christian Bråten, Margreth Grotle, Lars Grøvle, Anne Julsrud Haugen, Elina Iordanova Schistad, Ansgar Espeland, Jan Sture Skouen, Anne Froholdt, Audny Anke, Olav Lutro, Øystein Petter Nygaard, Kjersti Storheim, John-Anker Zwart, Mads Peder Rolfsen, AIM-study group, Jens Ivar Brox, Per Martin Kristoffersen, Are Hugo Pripp
2020-08-06

Migraine, obesity and body fat distribution - a population-based study

Espen Saxhaug Kristoffersen, John-Anker Zwart
2020-09-30

Sex- and age-specific genetic analysis of chronic back pain

John-Anker Zwart, Blair H. Smith
2020-10-15

Associations between the number of children, age at childbirths and prevalence of chronic low back pain: the Nord-Trøndelag Health Study

Ingrid Heuch, John-Anker Zwart
2020-10-21

The effect of infliximab in patients with chronic low back pain and Modic changes (the BackToBasic study): study protocol of a randomized, double blind, placebo-controlled, multicenter trial

Elisabeth Gjefsen, Benedicte A Lie, Lars Grøvle, Anne Julsrud Haugen, Elina Iordanova Schistad, Ansgar Espeland, Jan Sture Skouen, Nils Vetti, Anne Froholdt, Gunn Hege Marchand, Monica Wigemyr, Thomas Istvan Kadar, Lars Christian Haugli Bråten, Kjersti Storheim, Morten Valberg, John-Anker Zwart, Thor Einar Holmgard, Jens Ivar Brox, Tore K. Kvien, Gunnstein Bakland
2020-10-27

The association between selected genetic variants and individual differences in experimental pain

Ingrid Heuch, John-Anker Zwart
2020-11-16

Genome-wide association study of intracranial aneurysms identifies 17 risk loci and genetic overlap with clinical risk factors

Mark K. Bakker, Wouter van Rheenen, Sandrine Morel, Isabel C Hostettler, Masaru Koido, Chikashi Terao, Koichi Matsuda, Robin G Walters, Zhengming Chen, Guy A. Rouleau, Kristiina Rannikmäe, Henry Houlden, Christian Dina, François Eugène, Bendik S. Winsvold, Sigrid Børte, Ben Brumpton, Marie Søfteland Sandvei, Cristen J. Willer, John-Anker Zwart, Christoph M. Friedrich, Sven Hirsch, Sabine Schilling, Jérôme Dauvillier, Gregory T. Jones, Matthew J Bown, Nerissa U Ko, Helen Kim, Jonathan R I Coleman, C.J.M. Klijn, Martin Dichgans, Philippe Amouyel, Stephanie Debette, Antti E Lindgren, David Werring, Richard Redon, Philippe Bijlenga, Jan H Veldink, Ynte Ruigrok, Joanna Pera, Mika Niemelä, Agnieszka Słowik, Iona Y. Millwood, Gabriël Rinkel, Gerome Breen, Leonard H van den Berg, J-C Gentric, Mikael von Und Zu Fraunberg, Turgut Tatlisumak
2020-11-18

Caesarean section and the association with migraine: a retrospective register-linked HUNT population cohort study

Espen Saxhaug Kristoffersen, John-Anker Zwart
2020-11-27

Oedema on STIR modified the effect of amoxicillin as treatment for chronic low back pain with Modic changes-subgroup analysis of a randomized trial

Per Martin Kristoffersen, Lars Grøvle, Nils Vetti, Christian Hellum, Kjersti Storheim, John-Anker Zwart
2020-12-03

Response to Letter to the Editor: 'Comments on the paper presenting prediction models for incident hand OA in the HUNT study'

Karin Magnusson, John-Anker Zwart
2020-12-22

Author Correction: Genome-wide association study of intracranial aneurysms identifies 17 risk loci and genetic overlap with clinical risk factors

Mark K. Bakker, Wouter van Rheenen, Sandrine Morel, Isabel C Hostettler, Masaru Koido, Chikashi Terao, Koichi Matsuda, Robin G Walters, Zhengming Chen, Guy A. Rouleau, Kristiina Rannikmäe, Henry Houlden, Christian Dina, François Eugène, Bendik S. Winsvold, Sigrid Børte, Ben Brumpton, Marie Søfteland Sandvei, Cristen J. Willer, John-Anker Zwart, Christoph M. Friedrich, Sven Hirsch, Sabine Schilling, Jérôme Dauvillier, Gregory T. Jones, Matthew J Bown, Nerissa U Ko, Helen Kim, Jonathan R I Coleman, C.J.M. Klijn, Martin Dichgans, Philippe Amouyel, Stephanie Debette, Antti E Lindgren, David Werring, Richard Redon, Philippe Bijlenga, Jan H Veldink, Ynte Ruigrok, Mika Niemelä, Agnieszka Słowik, Iona Y. Millwood, Gabriël Rinkel, Joanna Pera, Gerome Breen, Leonard H van den Berg, J-C Gentric, Mikael von Und Zu Fraunberg, Turgut Tatlisumak
2019-01-01

Variation in Serum PCSK9 (Proprotein Convertase Subtilisin/Kexin Type 9), Cardiovascular Disease Risk, and an Investigation of Potential Unanticipated Effects of PCSK9 Inhibition

Lars G Fritsche, Nabil Seidah, Pål Aukrust, Kristian Hveem, Thor Ueland, John-Anker Zwart, Lars Erik Laugsand, George Davey Smith, Lars Vatten, Jan Kristian Damås, Imre Janszky, Ida Surakka
2019-09-12

Does diabetes influence the probability of experiencing chronic low back pain? A population-based cohort study: the Nord-Trøndelag Health Study

Ingrid Heuch, John-Anker Zwart, Knut Hagen
2019-12-01

Predicting the outcome of persistent sciatica using conditioned pain modulation: 1-year results from a prospective cohort study

John-Anker Zwart, Margreth Grotle, Kjersti Storheim, Ingrid Heuch, Milada Cvancarova Småstuen, Olaf Randall Fjeld, Kristian Bernhard Nilsen
2019-10-16

Efficacy of antibiotic treatment in patients with chronic low back pain and Modic changes (the AIM study): double blind, randomised, placebo controlled, multicentre trial

Lars Christian Bråten, Bendik S. Winsvold, John-Anker Zwart, Margreth Grotle, Kjersti Storheim, Jens Ivar Brox, Benedicte A Lie, Lars Grøvle, Anne Julsrud Haugen, Elina Iordanova Schistad, Ansgar Espeland, Jan Sture Skouen, Nils Vetti, Anne Froholdt, Gunn Hege Marchand, Monica Wigemyr, Per Martin Kristoffersen, Thomas Istvan Kadar, Maria Dehli Vigeland, Christian Hellum, Audny Anke, Olav Lutro, Øystein Petter Nygaard, Jörg Aßmus, Mads Peder Rolfsen, Sigrun Randen, Thor Einar Holmgard, AIM-study group
2019-02-02

Parental migraine in relation to migraine in offspring: Family linkage analyses from the HUNT Study

Bendik S. Winsvold, Knut Hagen, John-Anker Zwart
2019-03-01

The Rates of LSS Surgery in Norwegian Public Hospitals: A Threefold Increase From 1999 to 2013

Olaf Randall Fjeld, Margreth Grotle, John-Anker Zwart, Lars Grøvle, Anne Julsrud Haugen, Milada Cvancarova Småstuen

Human - wd:Q11978898

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