Research Interests
Sleep, anxiety dreams and nightmares, worrying and difficulties falling asleep
Somatoform disorders, fibromyalgia, chronic fatigue, pain-related fear
Stress and stress-responsive physiological systems/biomarkers
Education
2016
Licensure as CBT-Psychotherapist (German Approbation),
Institut für Psychotherapie-Ausbildung Marburg (IPAM)
2015
PhD in Psychology (Dr. rer. nat.),
Philipps-University of Marburg
Thesis: "Revision of the classification of somatoform disorders"
2010
Diploma in Psychology (Master of Science),
Philipps-University of Marburg
Publications
Doerr, J. M., Klaus, K., Troxel, W., Nater, U. M., Bodenmann, G., Heinrichs, M., Ehlert, U. & Ditzen, B. (2022). The effect of intranasal oxytocin on the association between couple interaction and sleep – a placebo-controlled study. Psychosomatic Medicine, 84(6), 727-737.
Klaus, K., Doerr, J. M., Strahler, J., Skoluda, N., Linnemann, A. & Nater, U. M. (2019). Poor night’s sleep predicts following day’s salivary alpha-amylase under high but not low stress. Psychoneuroendocrinology, 101, 80-86.
Laferton, J. A. C., Stenzel, N. M., Rief, W., Klaus, K., Brähler, E., & Mewes, R. (2017). Screening for DSM-5 somatic symptom disorder: Diagnostic accuracy of self-report measures within a population sample. Psychosomatic Medicine, 79(9), 974-981.
Schumacher, S., Rief, W., Klaus, K., Brähler, E. & Mewes, R. (2017). Medium- and long-term prognostic validity of competing classification proposals for the former somatoform disorders. Psychological Medicine, 47(10), 1719-1732.
Klaus, K., Fischer, S., Doerr, J. M., Nater, U. M. & Mewes, R. (2017). Classifying fibromyalgia syndrome as a mental disorder? – An ambulatory assessment study. International Journal of Behavioral Medicine, 24(2), 230-238.
Klaus, K., Rief, W., Brähler, E., Martin, A., Glaesmer, H. & Mewes, R. (2015). Validating psychological classification criteria in the context of somatoform disorders: A one- and four-year follow-up. Journal of Abnormal Psychology, 124(4), 1092-1101.
Klaus, K. & Mewes, R. (2013). Assessment of the new DSM-5 diagnosis Somatic Symptom Disorder (300.82). [Diagnostik der neuen DSM-5-Diagnose Somatic Symptom Disorder (300.82).] Verhaltenstherapie & Verhaltensmedizin, 34(4), 399-418. [Invited Review]
Klaus, K., Rief, W., Brähler, E., Martin, A., Glaesmer, H. & Mewes, R. (2013). The distinction between „medically unexplained“ and „medically explained“ in the context of somatoform disorders. International Journal of Behavioral Medicine, 20(2), 161-171.
