• Amoxicillin did not Reduce Modic Change Oedema in Patients with Chronic Low Back pain - subgroup Analyses of a Randomised Trial (the AIM study) 

      Kristoffersen, Per Martin; Vetti, Nils; Grøvle, Lars; Brox, Jens Ivar; Bråten, Lars Christian Haugli; Grotle, Margreth; Haugen, Anne Julsrud; Rolfsen, Mads Peder; Froholdt, Anne; Skouen, Jan Sture; Lutro, Olav; Marchand, Gunn Hege; Anke, Audny Gabriele Wagner; Zwart, John Anker Henrik; Storheim, Kjersti; Assmus, Jörg; Espeland, Ansgar (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-10-12)
      <p><b> Study Design. </b> Exploratory subgroup analyses of a randomised trial (Antibiotics In Modic changes (AIM) study). <p><b> Objective. </b> To assess the effect of amoxicillin versus placebo in reducing Modic change (MC) oedema in patients with chronic low back pain (LBP). <p><b> Summary of Background Data. </b> The AIM study showed a small, clinically insignificant effect of ...
    • 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) 

      Bråten, Lars Christian Haugli; Grøvle, Lars; Espeland, Ansgar; Pripp, Are Hugo; Grotle, Margreth; Hellum, Christian; Haugen, Anne Julsrud; Froholdt, Anne; Rolfsen, Mads Peder; Nygaard, Øystein Petter; Lutro, Olav; Kristoffersen, Per Martin; Anke, Audny; Schistad, Ellina Iordanova; Skouen, Jan Sture; Brox, Jens Ivar; Zwart, John-Anker; Storheim, Kjersti (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-07-13)
      <i>Background</i> - Randomised trials on antibiotic treatment for patients with chronic low back pain and vertebral endplate changes visible on MRI (Modic changes) have shown mixed results. A possible explanation might be a real treatment effect in subgroups of the study populations. The purpose of the present study was to explore potential clinical effect modifiers of 3-months oral amoxicillin ...
    • Efficacy of antibiotic treatment in patients with chronic low back pain and Modic changes (the AIM study): double blind, randomised, placebo controlled, multicentre trial 

      Bråten, Lars Christian Haugli; Rolfsen, Mads Peder; Espeland, Ansgar; Wigemyr, Monica; Assmus, Jörg; Froholdt, Anne; Haugen, Anne Julsrud; Marchand, Gunn Hege; Kristoffersen, Per M; Lutro, Olav; Randen, Sigrun; Wilhelmsen, Maja; Winsvold, Bendik K S; Kadar, Thomas; Holmgard, Thor Einar; Vigeland, Maria Dehli; Vetti, Nils; Nygaard, Øystein Petter; Lie, Benedicte Alexandra; Hellum, Christian; Anke, Audny; Grotle, Margreth; Schistad, Ellina Iordanova; Skouen, Jan Sture; Grøvle, Lars; Brox, Jens Ivar; Zwart, John-Anker; Storheim, Kjersti (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-10-16)
      <p><i>Objective - </i>To assess the efficacy of three months of antibiotic treatment compared with placebo in patients with chronic low back pain, previous disc herniation, and vertebral endplate changes (Modic changes). <p><i>Design - </i>Double blind, parallel group, placebo controlled, multicentre trial. <p><i>Setting - </i>Hospital outpatient clinics at six hospitals in Norway. <p><i>Participants ...
    • Minimal important change was on the lower spectrum of previous estimates and responsiveness was sufficient for core outcomes in chronic low back pain 

      Bråten, Lars Christian Haugli; Grøvle, Lars; Wigemyr, Monica; Wilhelmsen, Maja; Gjefsen, Elisabeth; Espeland, Ansgar; Haugen, Anne Julsrud; Skouen, Jan Sture; Brox, Jens Ivar; Zwart, John Anker Henrik; Storheim, Kjersti; Ostelo, Raymond WJG.; Grotle, Margreth (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-08-01)
      Objectives: The objective of this study was to estimate the minimal important change (MIC) and responsiveness of core patient reported outcome measures for chronic low back pain (LBP) and Modic changes.<p> <p>Study Design and Setting: In the Antibiotics in Modic changes (AIM) trial we measured disability (RMDQ, ODI), LBP intensity (NRS) and health-related quality of life (EQ5D) electronically at ...
    • The rates of lumbar spinal stenosis surgery in Norwegian public hospitals: a threefold increase from 1999 to 2013 

      Grøvle, Lars; Fjeld, Olaf Randall; Haugen, Anne Julsrud; Helgeland, Jon; Småstuen, Milada Cvancarova; Solberg, Tore; Zwart, John-Anker; Grotle, Margreth (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-09-17)
      <p><i>Study Design</i>: Retrospective administrative database study.</p> <p><i>Objective</i>: To assess temporal and regional trends, and length of hospital stay, in lumbar spinal stenosis (LSS) surgery in Norwegian public hospitals from 1999 to 2013.</p> <p><i>Summary of Background Data</i>: Studies from several countries have reported increasing rates of LSS surgery over the last decades. ...