Predictors of opioid efficacy in patients with chronic pain: A prospective multicenter observational cohort study

• Kasper Grosen,

  Affiliations Mech-Sense, Department of Gastroenterology & Hepatology, Aalborg University Hospital, Aalborg, Denmark, Department of Clinical Medicine, Aarhus University, Aarhus, Denmark

  http://orcid.org/0000-0002-2147-899X

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• Anne E. Olesen,

  Affiliations Mech-Sense, Department of Gastroenterology & Hepatology, Aalborg University Hospital, Aalborg, Denmark, Department of Drug Design and Pharmacology, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark, Department of Clinical Medicine, Aalborg University, Aalborg, Denmark

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• Mikkel Gram,

  Affiliation Mech-Sense, Department of Gastroenterology & Hepatology, Aalborg University Hospital, Aalborg, Denmark

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• Torsten Jonsson,

  Affiliation Valdemar Hospital, Ringsted, Denmark

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• Michael Kamp-Jensen,

  Affiliation Valdemar Hospital, Ringsted, Denmark

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• Trine Andresen,

  Affiliation Friklinikken, Region of Southern Denmark, Give, Denmark

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• Christian Nielsen,

  Affiliation Friklinikken, Region of Southern Denmark, Give, Denmark

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• Gorazd Pozlep,

  Affiliation Department of Anaesthetics and Surgical Intensive Care, Ljubljana University Medical Centre, Ljubljana, Slovenia

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• Mogens Pfeiffer-Jensen,

  Affiliation Department of Rheumatology, Aarhus University Hospital, Aarhus, Denmark

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• Bart Morlion,

  Affiliation Leuven Centre for Algology & Pain Management, University Hospitals Leuven, University Hospitals Leuven, Pellenberg, Belgium

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• Asbjørn M. Drewes

  * E-mail: amd@rn.dk

  Affiliations Mech-Sense, Department of Gastroenterology & Hepatology, Aalborg University Hospital, Aalborg, Denmark, Department of Clinical Medicine, Aalborg University, Aalborg, Denmark

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