biostudies-literatureUnknown67Laftman SB<b>Objectives:</b> To investigate mid-adolescent boys' and girls' experiences of school demands, teacher support, and classmate support, and explore the associations of these factors with mental wellbeing. <b>Methods:</b> Data were derived from the Swedish Health Behaviour in School-aged Children (HBSC) study of 2017/18, with information collected among 1,418 students in grade 9 (∼15-16 years). School demands, teacher support, and classmate support were measured by indices based on three items each. Mental wellbeing was measured by the Short Warwick-Edinburgh Mental Wellbeing Scale (SWEMWBS). Linear regression analyses were performed. <b>Results:</b> Higher demands were associated with lower mental wellbeing. Conversely, mental wellbeing increased with greater teacher support and classmateInternational journal of public health1605167https://www.ebi.ac.uk/biostudies/studies/S-EPMC9849233biostudies-literaturePsychosocial School Conditions and Mental Wellbeing Among Mid-adolescents: Findings From the 2017/18 Swedish HBSC Study.PMC9849233Granvik Saminathen MModin BLaftman SBOstberg VRajaleid KLofstedt PfalsePsychosocial School Conditions and Mental Wellbeing Among Mid-adolescents: Findings From the 2017/18 Swedish HBSC Study.<b>Objectives:</b> To investigate mid-adolescent boys' and girls' experiences of school demands, teacher support, and classmate support, and explore the associations of these factors with mental wellbeing. <b>Methods:</b> Data were derived from the Swedish Health Behaviour in School-aged Children (HBSC) study of 2017/18, with information collected among 1,418 students in grade 9 (∼15-16 years). School demands, teacher support, and classmate support were measured by indices based on three items each. Mental wellbeing was measured by the Short Warwick-Edinburgh Mental Wellbeing Scale (SWEMWBS). Linear regression analyses were performed. <b>Results:</b> Higher demands were associated with lower mental wellbeing. Conversely, mental wellbeing increased with greater teacher support and classmate2022-01-01T00:00:00Z20222025-04-04T14:26:38.929Z2025-04-04T14:26:38.929ZS-EPMC98492333668638510.3389/ijph.2022.1605167