Bjelland, IngvarWergeland, Gro JanneGillberg, ChristopherGjestad, RolfJevtić, Adrijana VišnjićLisæth, Veronica KibbeMiniscalco, CarmelaTufta, Amanda FlygelVermeer, Ida LygreSadownik, Alicja RenataWilson, PhilipPosserud, Maj-Britt2025-11-122025-08-21Bjelland, I, Wergeland, G J, Gillberg, C, Gjestad, R, Jevtić, A V, Lisæth, V K, Miniscalco, C, Tufta, A F, Vermeer, I L, Sadownik, A R, Wilson, P & Posserud, M-B 2025, 'PRO-DIALOG—the effect of a novel dialogue-based parent-teacher conference on mental health in kindergarten children : a cluster randomized controlled trial', Trials, vol. 26, 299. https://doi.org/10.1186/s13063-025-08980-x1745-6215ORCID: /0000-0002-4123-8248/work/190476635https://hdl.handle.net/2164/26429We wish to thank senior managers in the three invited kindergarten organizations; Øygarden municipality, Eventus Barnehage AS, and Haukeland University Hospital for their willingness to participate in the project. We are also grateful for all the contributions from our second user representative, Lisbeth Farestveit. Likewise, thanks to the Research Unit for Health Surveys for using their expertise and enthusiasm in constructing and running the infrastructure of the digital forms and questionnaires. In addition, thanks to the employers of IB, GJW, and M-BP, Haukeland University Hospital and University of Bergen, who have permitted us to use time for this project.12961765engSDG 3 - Good Health and Well-beingEarly interventionPreschool educationMental healthHealth promotionSecondary preventionScreeningShared decision makingChildrenKindergartenEarly detectionRJ PediatricsRA0421 Public health. Hygiene. Preventive MedicineSupplementary DataDASSupplementary InformationRJRA0421Journal article10.1186/s13063-025-08980-x