Publications, Analysis Code & Data

Published (*shared first author)

1. Wrede, N., Itz, M. L., …Fritz, J., …, Wilz, G. (2025). Quantifying age-related disparities in outpatient psychotherapy utilization: A representation quotient analysis of routine data from 29 university clinics in Germany. BMC Health Services Research. link
2. Wester, R. A., Steinbrenner, T., Hanraths, S., Ehrenthal, J. C., Iovoli, F., Fritz, J., & Rubel, J. (2025). Practices of personalized treatment selection among German psychotherapists: A preregistered mixed methods study. Psychotherapy Research. link
3. Hehlmann, M. I., Siepe, B. S., Mink, F., Peña Loray, J. S., Gomez Penedo, J. M., Fritz, J., Moggia, D. N., Rubel, J. A., & Lutz, W. (2025). Exploring the predictive value of different affect dynamics for psychological treatment outcome. Psychological Assessment. link & R code
4. Schlechter, P., Lutz, N., Morina, N., Grant, J., Lochner, C., Chamberlain, S. R., Wilkinson, P. O., & Fritz, J. (2024). The Comprehensive Adversity Measure (CAM): A Measure of Early Adversity and its Severity. Child Abuse & Neglect. link & R code & data
5. Fritz, J., Piccirillo, M., Cohen, Z. D., Frumkin, M., Kirtley, O. J., Moeller, J., Neubauer, A. B., Norris, L. A., Schuurmann, N. K., Snippe, E., & Bringmann, L. F. (2024). So you want to do ESM? Ten Essential Topics for Implementing the Experience Sampling Method (ESM). Advances in Methods and Practices in Psychological Science. link
6. Deisenhofer, A.-K., … Fritz, J., … Cohen, Z. D. (2023). Implementing precision methods in personalizing psychological therapies: Barriers and possible ways forward. Behaviour Research and Therapy. link
7. Schäfer, S. K., Fritz, J., Sopp, R., Kunzler, A. M., von Boros, L., Tüscher, O., Göritz, A. S., Lieb, K., & Michael T. (2023). Interrelations of resilience factors and their incremental impact for mental health: Insights from network modeling using a prospective study across seven timepoints. Translational Psychiatry. link
8. Jefferies, P., Fritz, J., Deighton, J. & Ungar, M. (2023). Analysis of Protective Factors in Schoolchildren in England Using the Dual-factor Model of Mental Health. Research on Child and Adolescent Psychopathology. link 
9. Wiedemann, A., Stochl, J., Neufeld, S.A.S, Fritz, J., Bhatti, J., Hook, R., NSPN Consortium, Goodyer, I.M., Dolan, R., Bullmore, E.T., Chamberlain, S.R., Fonagy, R., Perez, J., & Jones, P.B. (2022). The impact of the initial COVID-19 outbreak on young adults’ mental health: a longitudinal study of risk and resilience factors. Scientific Reports. link 
10. Pollmann, A., Fritz, J., Barker, T., & Fuhrmann. D. (2022). A Topology of Adversities in Adolescence: Networks of Adversity in Childhood and Adolescence and their Relationship to Adult Mental Health. Research on Child and Adolescent Psychopathology. link & R code
11. Jefferies, P., Höltge, J., Fritz, J., & Ungar, M. (2021). A cross-country network analysis of resilience systems in young adults. Emerging Adulthood. link & R code
12. Schlechter, P.,* Fritz, J.,* Cassels, M.,* Neufeld, S. A. S., & Wilkinson, P. O. (2021). Youth and Childhood Adversity Scale: A Step towards Developing a New Measure of Adversity and its Severity. European Journal of Psychotraumatology. link & R code & data
13. Schueler, K., Fritz, J., Dorfschmidt, L., van Harmelen, A.-L., Strömer, E., & Wessa, M. (2021). Psychological Network Analysis of General Self-Efficacy in High vs Low Resilient Functioning Healthy Adults. Frontiers in Psychiatry: Public Mental Health. link & code
14. Stochl, J., Soneson, S., Stuart, F., Fritz, J., Walsh, A. E. L., Croudace, T., … Perez, J. (2021). Determinants of Patient-Reported Outcome Trajectories and Symptomatic Recovery in Improving Access to Psychological Treatment (IAPT) Services. Psychological Medicine. link & R code & synthetic data
15. Fritz, J., Stochl, J., Kievit, R. A., van Harmelen, A.-L., & Wilkinson, P. O. (2021). Tracking Stress, Mental Health and Resilience Factors in Medical Students, Before, During and After a Stress-Inducing Exam Period: Protocol and Proof of Principle Analyses for the RESIST Cohort-Study. JMIR Formative Research. link & R code & data
16. Fritz, J. (2020). Shedding Light on the Complex Picture of Psychosocial Factors that Promote Mental Health in Young People (Doctoral thesis). link
17. Stochl, J., Fried, E., Fritz, J., Croudace, T., Knight, C., Jones, P., Perez, J. (2020). On Dimensionality, Measurement Invariance and Suitability of Sum Scores for the PHQ-9 and the GAD-7. Assessment. link & R code & synthetic data
18. Fritz, J., Stochl, J., Goodyer, I. M., van Harmelen, A.-L., & Wilkinson, P. O. (2020). Embracing the Positive: An Examination of How Well Resilience Factors at Age 14 Can Predict Distress at Age 17. Translational Psychiatry. link & R code & data
19. Fritz, J., Stochl, J., Fried, E. I., Goodyer, I. M., van Borkulo, C. D., Wilkinson, P. O., & van Harmelen, A.-L. (2019). Unravelling the Complex Nature of Resilience Factors and their Changes between Early and Later Adolescence. BMC Medicine. link & R code & data 
20. Kalisch, R., Cramer, A. O. J. Binder, H., Fritz, J., Leertouwer, I., Lunansky, G., … & van Harmelen, A.-L. (2019). Deconstructing and Reconstructing Resilience: A Dynamic Network Approach. Perspectives on Psychological Sciences. link
21. Fritz, J., Stretton, J., Askelund, A. D., Schweitzer, S., Walsh, N., Elzinga, B. E., … van Harmelen, A.-L. (2019). Mood and Neural Responses to Social Rejection Do Not Seem to Be Altered in Resilient Adolescents with a History of Adversity. Development and Psychopathology. link
22. Fritz, J., Fried, E. I., Goodyer, I. M., Wilkinson, P. O., van Harmelen, A.-L. (2018). A Network Model of Resilience Factors for Adolescents with and without Exposure to Childhood Adversity. Scientific Reports. link & R code & data
23. Fritz, J., de Graaff, A. M., Caisley, H., van Harmelen, A.-L., & Wilkinson, P. O. (2018). A Systematic Review of Amenable Resilience Factors that Moderate and/ or Mediate the Relationship between Childhood Adversity and Mental Health in Young People. Frontiers in Psychiatry. Special Issue: Resilience, Life Events, Trajectories and The Brain. link

Under review, submitted for publication

1. Fritz, J., Krüger, E., Dayani, A. Z., Venhoff, L., Frey, E., Iovoli, F., Salszmann, S., Piccirillo, M., Rubel, J. A. (2025). Idiographic Patient Reported Outcome Measures (I-PROMs): A Narrative Systematic Review on Patient-Centred Measurement in Psychotherapy. Under Review. OSF link
2. Fritz, J., Stochl, J., Haslbeck, J. M. B., Widmer, B., Galante, J., Moore, M., Carey, E., Allen, C., Jones, P. B., & Ford, T. J. The Dynamic Ecosystem of Psychosocial Factors and Mental Distress Among University Students During the COVID-19 Pandemic: An Intensive Longitudinal Study. Under Review. OSF link & R code & data
3. Bringmann, L. F., Gudmundsdottir, G. R., Schorrlepp, L., Vogelsmeier, L. V. D. E., De Smet, M. M., Vrijen, C., Van Roekel, E., Fritz, J., Chen, J., Kirtley, O., Eronen, M. I., Chung, J. M. H., Stadel., M., & Hoemann, K. (2025). Beyond Numbers: Revisiting the Role of Open-Response Data in Experience Sampling Methodology. Under Review. OSF link
4. Iovoli, F., Rieger, S., Gómez Penedo, J. M., Fritz, J., Cordes, M., Lauterbach, R., Schöttke, H., Rubel, J. A. From goals to gains: Therapy goal selection, attainment, and their association with psychotherapy outcomes. Under Review.
5. Schlechter, P., Wilkinson, P. O., Jefferies, P., & Fritz., J. On the Importance of Resilience Factors Prior, During, and After Stress-Inducing Exams in Medical Students. Under Review. OSF link
6. Baranowski, A., Jens, C. B., Matthias, J. K., Tuettenberg, S., Fritz, J., Rubel, J. A., & Geiser, F. Entangled?: A comparative network approach to sexual dysfunction and problematic pornography use across genders. Under Review.
7. Iovoli, F., Peña Loray, J. S., Lütgendorf, T., Cordes, M., Fritz, J., Günther, F., Schöttke, H. & Rubel, J. A. Bias in Follow-Up Assessment of Psychotherapy: Are Certain Patients More Likely to Participate? Under Review.
8. Piccirillo, M.,* Fritz, J.,* Cohen, Z., Frumkin, M., Kirtley, O. J., Moeller, J., Neubauer, A. B., Norris, L., Schuurman, N. K., Snippe, E., & Bringmann, L. F. So you want to advance ESM research? A momentary assessment on the future of the experience sampling method (ESM). Submitted for publication. OSF link

First author papers in preparation

1. Fritz, J., Günther, F., Hehlmann, M., Fiedlschuster, M., Myrianidou, M., Aas, B., Baumeister, H., Benecke, C., Brakemeier, E.-L., Cropp, C., Demir, S., Eberhardt, S., Ebert, D. D., Glombiewski, J., Hoffknecht, V., Kaiser, T., Kuester, L., Lutz, W., Schemer, L., … Rubel, J. A. Time to feed back on data-based feedback systems for psychotherapeutic routine care: A qualitative analysis of challenges, benefits, and future directions.
2. Fritz, J., Roling, U., Lalk, C., Steinbrenner, T., Schuchardt, D., Bajramovic, E., Peters, L., Brackemann, I., Ernst, E., Günther, F., Lütgendorf, T. & Rubel, J. A Meta-Analysis on the Content of Contemporary Mental Health Measurement: Symptoms and Beyond. link preregistration

Preregistrations