Longitudinal Relations Between Emotion Regulation and Internalizing Symptoms in Emerging Adults During the Covid-19 Pandemic.

"supplementary file1 (docx 242 kb) 1 pre-registration data and syntax/analysis output files are available at https://osf io/8qkfp/ 2 the first additional analysis (comparing between-person and within-person effects) and second additional analysis (comparing maladaptive and adaptive emotion regulation) were not pre-registered but were added during the review process per a reviewer's request 3 we additionally preregistered testing stress controllability as a moderator for the effects of planning reappraisal and acceptance on depression and anxiety.; data availability pre-registration data and syntax/analysis output files are available at https://osf io/8qkfp/ . data availability pre-registration data and syntax/analysis output files are available at https://osf"

"Declarations Conflict of interestXinran Niu, Morgan M. Taylor, Jennifer J. Wicks, Alyssa N. Fassett-Carman, Amelia D. Moser, Chiara Neilson, Elena C. Peterson, Roselinde H. Kaiser, and Hannah R. Snyder declare that they have no conflict of interest. Human and Animal RightsThe study involved survey-based research on human participants. Procedures and all questionnaires were approved by the Brandeis University Institutional Review Board. No animal studies were carried out by the authors for this article. Informed ConsentWritten informed consent was obtained from all individual participants included in the study. Conflict of interest Xinran Niu, Morgan M. Taylor, Jennifer J. Wicks, Alyssa N. Fassett-Carman, Amelia D. Moser, Chiara Neilson, Elena C. Peterson, Roselinde H. Kaiser, and Hannah R. Snyder declare that they have no conflict of interest."

"Funding We thank the Theodore and Jane Norman Fund for supporting Faculty Research at Brandeis University."