Katja Haider, BA MSc

Pieh, C.; Humer, E.; Hoenigl, A.; Schwab, J.; Mayerhofer, D.; Dale, R.; Haider, K. (2025). Smartphone screen time reduction improves mental health: a randomized controlled trial. BMC Medicine, 23: 107

Dinhof, C.; Humer, E.; Haider, K.; Rabenstein, R.; Jesser, A.; Pieh, C.; Probst, T.; Gächter, A. (2024). Comprehensive examination of support needs and mental well-being: a mixed-method study of the Austrian general population in times of crisis. Frontiers in Public Health, 12: 1345796

Mayerhofer, D.; Haider, K.; Amon, M.; Gächter, A.; O'Rourke, T.; Dale, R.; Humer, E.; Probst, T.; Pieh, C. (2024). The Association between Problematic Smartphone Use and Mental Health in Austrian Adolescents and Young Adults. Healthcare, 12(6): 600

Schaffler, Y., Jesser, A., Humer, E., Haider, K., Pieh, C., Probst, T., & Schigl, B. (2024). Process and outcome of outpatient psychotherapies under clinically representative conditions in Austria: protocol and feasibility of an ongoing study. Frontiers in Psychiatry, 15: 10.3389/fpsyt.2024.1264039

Sobotka, M.; Kern, T.; Haider, K.; Dale, R.; Wöhrer, V.; Pieh, C.; Probst, T.; Humer, E.; Jesser, A. (2024). School students' burdens and resources after 2 years of COVID-19 in Austria: a qualitative study using content analysis. Frontiers in Public Health, 12: 1327999

Humer, E.; Haider, K.; Mayerhofer, D.; Pieh, C. (2024). Die Auswirkung reduzierter Smartphone-Zeit auf Essstörungssymptome. Österreichische Gesellschaft für Ernährung (ÖGE), Ernährung aktuell, 1: 24, Fachzeitschriftenverlagsgesellschaft mbH, Wien

Gächter, A.; Zauner, B.; Haider, K.; Schaffler, Y.; Probst, T.; Pieh, C.; Humer, E. (2023). Areas of Concern and Support among the Austrian General Population: A Qualitative Content Analytic Mapping of the Shift between Winter 2020/21 and Spring 2022. Healthcare, 11(18): 2539

Haider, K.; Humer, E.; Weber, M.; Pieh, C.; Ghorab, T.; Dale, R.; Dinhof, C.; Gächter, A.; Probst, T.; Jesser, A. (2023). An Assessment of Austrian School Students’ Mental Health and Their Wish for Support: A Mixed Methods Approach. International Journal of Environmental Research and Public Health, 20(6): 4749

Haider, K.; Kaltschik, S.; Amon, M.; Pieh, C. (2023). Why Are Child and Youth Welfare Support Services Initiated? A First-Time Analysis of Administrative Data on Child and Youth Welfare Services in Austria. Children, 10(8): 1376

Dale, R.; Cocca, A.; Humer, E.; O'Rourke, T.; Haider, K.; Probst, T.; Pieh, C. (2023). The effect of increasing physical activity or reducing mobile phone use on mental health in young people in Austria and Germany: the SPARKY randomised controlled trial protocol. OSF Preprints, OSF, Online

Haider, K.; Humer, E.; Pieh, C.; Plener, P. L.; Jesser, A. (2022). Burdens of Apprentices Caused by the COVID-19 Pandemic and How They Deal with Them: A Qualitative Study Using Content Analysis One-Year Post-Breakout. Healthcare, 10: 2206