Publications

First Author Publications

Plessen, C. Y., Fischer, F., Hartmann, C., Liegl, G., Rose, M., Garrido, C. J., Terrill, A. L., Kravitz, R. L., Zumbrunn, T., Latimer, S., Amtmann, D., & Morgan, E. M. (in press). Differential item functioning between English, German, and Spanish PROMIS® physical function ceiling items. Quality of Life Research. doi:10.1007/s11136-024-03866-y

Plessen, C. Y., Panagiotopoulou, O. M., Tong, L., Ciharova, M., & Cuijpers, P. (2024). Digital mental health interventions for the treatment of depression: A multiverse meta-analysis. Journal of Affective Disorders, 369, 1031-1044. doi:10.1016/j.jad.2024.10.018

Plessen, C. Y., Karyotaki, E., Miguel, C., Ciharova, M., & Cuijpers, P. (2023). Exploring the efficacy of psychotherapies for depression: a multiverse meta-analysis. BMJ Mental Health, 26(1), e300626. doi:10.1136/bmjment-2022-300626

Plessen, C. Y., Hartmann, C., Heng, M., Liegl, G., Fischer, F., & Rose, M. (2023). How are age, gender, and country differences associated with PROMIS physical function, upper extremity, and pain interference scores? Clinical Orthopaedics and Related Research, 482(2), 244-256. doi:10.1097/CORR.0000000000002798

Plessen, C. Y., Karyotaki, E., & Cuijpers, P. (2022). Exploring the efficacy of psychological treatments for depression: a multiverse meta-analysis protocol. BMJ Open, 12(1), e050197. doi:10.1136/bmjopen-2021-050197

Plessen, C. Y., Franken, F., Kathofer, M., Kotlyar, E., Maierwieser, R. J., Mayer, A., Rattner, K., Schmid, R. R., Sobisch, M., Ster, C., Wolfmayer, C., & Tran, U. S. (2020). Humor-styles and personality traits: An updated meta-analysis. Personality and Individual Differences, 154, 109676. doi:10.1016/j.paid.2019.109676

Plessen, C. Y., Boeckle, M., Liegl, G., Leitner, A., Schneider, A., Preining, B., & Pieh, C. (2016). Bedarfsanalyse für ambulante Psychotherapie in Österreich [Supply and demand analysis for psychotherapy in Austria]. Psychologische Medizin, 3, 4-9.

Co-Authored Publications

Miguel, C., Harrer, M., Karyotaki, E., Plessen, C. Y., Ciharova, M., Furukawa, T. A., Cristea, I. A., & Cuijpers, P. (2025). Self-reports vs clinician ratings of efficacies of psychotherapies for depression: a meta-analysis of randomized trials. Epidemiology and Psychiatric Sciences, 34, e15. doi:10.1017/S2045796025000095

Harrer, M., Miguel, C., van Ballegooijen, W., Ciharova, M., Plessen, C. Y., Kuper, P., Sprenger, A. A., Buntrock, C., Papola, D., Cristea, I. A., de Ponti, N., Bašić, Đ., Pauley, D., Driessen, E., Quero, S., Grimaldos, J., Fernández Buendía, S., Botella, C., Hamblen, J. L., … Cuijpers, P. (in press). Effectiveness of psychotherapy: Synthesis of a “Meta-Analytic Research Domain” across world regions and 12 mental health problems. Psychological Bulletin.

Cuijpers, P., Harrer, M., Miguel, C., Ciharova, M., Papola, D., Furukawa, T. A., & Metapsy Consortium. (in press). Cognitive behavior therapy for mental disorders in adults: A uniform series of meta-analyses. JAMA Psychiatry.

Scholz, C., Schmigalle, P., Plessen, C. Y., Liegl, G., Vajkoczy, P., Prasser, F., Rose, M., & Obbarius, A. (2024). The effect of self-management techniques on relevant outcomes in chronic back pain: A systematic review and meta-analysis. European Journal of Pain, 28(4), 532-550. doi:10.1002/ejp.2221

Cuijpers, P., Miguel, C., Ciharova, M., Harrer, M., Basic, D., Cristea, I. A., de Ponti, N., Driessen, E., Hamblen, J., Larsen, S. E., Matbouriahi, M., Papola, D., Pauley, D., Plessen, C. Y., Pfund, R. A., Setkowski, K., Schnurr, P. P., van Ballegooijen, W., Wang, Y., … Karyotaki, E. (2023). Absolute and relative outcomes of psychotherapies for eight mental disorders: a systematic review and meta-analysis. World Psychiatry, 23(2), 267-275. doi:10.1002/wps.21203

Cuijpers, P., Miguel, C., Harrer, M., Plessen, C. Y., Ciharova, M., Papola, D., Ebert, D., & Karyotaki, E. (2023). Psychological treatment of depression: A systematic overview of a ‘Meta-Analytic Research Domain’. Journal of Affective Disorders, 335, 141-151. doi:10.1016/j.jad.2023.05.011

Harrison, C. J., Plessen, C. Y., Liegl, G., Rodrigues, J. N., Sabah, S. A., Beard, D. J., & Fischer, F. (2023). Item response theory may account for unequal item weighting and individual-level measurement error in trials that use PROMs: a psychometric sensitivity analysis of the TOPKAT trial. Journal of Clinical Epidemiology, 158, 62-69. doi:10.1016/j.jclinepi.2023.03.013

Harrison, C. J., Plessen, C. Y., Liegl, G., Rodrigues, J. N., Sabah, S. A., Beard, D. J., & Fischer, F. (2023). Overcoming floor and ceiling effects in knee arthroplasty outcome measurement: mapping the Oxford Knee Score and High Activity Arthroplasty Score onto a common scale. Bone & Joint Research, 12(10), 624-635. doi:10.1302/2046-3758.1210.BJR-2022-0457.R1

Harrison, C. J., Plessen, C. Y., Liegl, G., Rodrigues, J. N., Sabah, S. A., Beard, D. J., & Fischer, F. (2023). Item response theory assumptions were adequately met by the Oxford hip and knee scores. Journal of Clinical Epidemiology, 158, 166-176. doi:10.1016/j.jclinepi.2023.04.008

Cuijpers, P., Miguel, C., Ciharova, M., Quero, S., Plessen, C. Y., Ebert, D., Harrer, M., van Straten, A., & Karyotaki, E. (2023). Psychological treatment of depression with other comorbid mental disorders: systematic review and meta-analysis. Cognitive Behaviour Therapy. doi:10.1080/16506073.2023.2166578

Cuijpers, P., Miguel, C., Harrer, M., Plessen, C. Y., Ciharova, M., Ebert, D., & Karyotaki, E. (2023). Cognitive behavior therapy vs. control conditions, other psychotherapies, pharmacotherapies and combined treatment for depression: a comprehensive meta‐analysis including 409 trials with 52,702 patients. World Psychiatry, 22(1), 105-115. doi:10.1002/wps.21069

Kossmeier, K., Vilsmeier, J., Dittrich, R., Fritz, T., Kolmanz, C., Plessen, C. Y., Slowik, A., Tran, U. S., & Voracek, M. (2019). Long-term trends (1980-2017) in the N-pact factor: Comparative meta-research of journals in personality psychology and individual differences research. Zeitschrift für Psychologie, 227, 293-302. doi:10.1027/2151-2604/a000384

Liegl, G., Plessen, C. Y., Leitner, A., Boeckle, M., & Pieh, C. (2015). Guided self-help interventions for irritable bowel syndrome: a systematic review and meta-analysis. European Journal of Gastroenterology & Hepatology, 27, 1209-1221. doi:10.1097/MEG.0000000000000428