Fig. 1

The mediation diagram used in the examination of the mediation role of health behaviours (HBI) in the relation between the SPP-25 scale and the risk factors of the cardiovascular disease. Legend: a − direct relationship between the independent variable and the mediator (path a), b − direct relationship between the mediator and the dependent variable (path b), c − direct relationship between the independent variable and the dependent variable (path c), c’ − relationship between the independent variable and the dependent variable including the mediator in the model (path c’)