Negative Effects of Psychological Treatments: An Exploratory Factor Analysis of the Negative Effects Questionnaire for Monitoring and Reporting Adverse and Unwanted Events

• Alexander Rozental ,

  * E-mail: alexander.rozental@psychology.su.se

  Affiliation Division of Clinical Psychology, Department of Psychology, Stockholm University, Stockholm, Sweden

  http://orcid.org/0000-0002-1019-0245

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• Anders Kottorp,

  Affiliations Division of Occupational Therapy, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden, Department of Occupational Therapy, University of Illinois at Chicago, Chicago, United States of America

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• Johanna Boettcher,

  Affiliation Department of Clinical Psychology and Psychotherapy, Freie Universität Berlin, Berlin, Germany

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• Gerhard Andersson,

  Affiliations Division of Psychiatry, Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden, Department of Behavioural Sciences and Learning, Linköping University, Linköping, Sweden

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• Per Carlbring

  Affiliation Division of Clinical Psychology, Department of Psychology, Stockholm University, Stockholm, Sweden

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