Defense mechanisms exposed: Psychological questionnaire put to the test!
The study on the “Defense Style Questionnaire” highlights defense mechanisms and their validity in psychological research.

Defense mechanisms exposed: Psychological questionnaire put to the test!
The Defense Style Questionnaire (DSQ) is a psychological instrument designed to assess defense mechanisms. These mechanisms play a crucial role in psychological health and help people maintain emotional stability. As the Medical School Hamburg reports, the DSQ provides researchers and clinicians with valuable insights into coping strategies that people use to deal with stress and challenges.
Despite its relevance, a recent study shows that there is no comprehensive consensus on the validity of the DSQ as a measurement tool. The examination was carried out by Dr. Lena Barth, Prof. Dr. Barbara Rüttner Götzmann, Prof. Dr. Anett Müller-Alcazar and the MSH alumnus Maximilian Rischmüller. The aim of the study was to check whether the DSQ fulfills the quality criteria of psychometric tests.
Research results and challenges
The results of the study indicate that the DSQ does not have the required psychometric properties of a quality instrument in most analyzes conducted. This raises questions about the content validity of the questionnaire. The study authors recommend a comprehensive review of existing defense mechanism theories to develop improvements and more accurate assessment methods. The work, entitled “Defense mechanisms and their conceptualization in psychometric testing,” was published in the International Journal of Psychology Sciences and is available to the public.
Defense mechanisms themselves are deeply rooted in psychological theory. In his analysis, Daniel Frei describes that there are a total of 18 basic defense mechanisms that offer insights into the human psyche. These mechanisms are not only crucial for personal well-being, but also for social interaction.
The importance of defense mechanisms
Emotional stability promoted by these defense mechanisms is essential to various aspects of life. According to Frei, health and well-being are closely linked to the ability to cope with psychological stress. Defense mechanisms help maintain emotional stability and promote healthy interpersonal relationships. This is particularly important in times of stress and challenges, where stable management of emotions is crucial.
The following factors illustrate the relevance of defense mechanisms:
- Gesundheit und Wohlbefinden: Bessere psychische Gesundheit und geringere Anfälligkeit für stressbedingte Erkrankungen.
- Beziehungen: Fördern gesunde zwischenmenschliche Interaktionen.
- Lebensbewältigung: Erleichterung im Umgang mit Herausforderungen.
- Arbeitsleistung: Höhere Leistungsfähigkeit unter Druck.
- Selbstwahrnehmung: Besseres Verständnis und Regulierung der eigenen Emotionen.
- Lebenszufriedenheit: Stabile Emotionen verbessern das Lebensgefühl.
- Kommunikation: Effektivere Möglichkeiten zur Ausdruck von Emotionen.
In summary, the Defense Style Questionnaire represents an important but challenging method for researching defense mechanisms. The results of the current study could represent a milestone in psychological research, laying the foundation for further improvements in psychometric testing. Because as the understanding of the power of the psyche shows, defense mechanisms are an indispensable part of our lives.
For further information on the topic and the defense mechanisms, those interested can Medical School Hamburg as well as the work of Daniel Free and the detailed research work of opus consult.