Fig. 1

a Conceptual model mental health problems. Footnote: Covariates and co-variances between independent variables and mediators are not depicted in the visual representations but are included in the analyses; Analyses were performed adjusting for clustering (firms/farm). b Conceptual model multi-dimensional wellbeing. Footnote: Covariates and co-variances between independent variables and mediators are not depicted in the visual representations but are included in the analyses; Analyses were performed adjusting for clustering (firms/farm)