Examining the structural model of psychological capital with life expectancy in women with mentally-motor disabled children: the mediating role of perceived social support and vitality

The aim of the present study was to investigate the mediating role of perceived social support and vitality in the relationship between psychological capital and life expectancy in women with mentally-motor disabled children in Neishabur city. The present research method is descriptive and correlation type. The research population was all women with mentally and physically disabled children in Neishabur city in 2021 then 205 of whom were available as a statistical sample. To collect data, Zimet et al.'s perceived social support (1988), Snyder et al.'s life expectancy questionnaire (1991), Lutans psychological capital questionnaire (2007), and Ryan and Frederick's vitality questionnaire (1997) were used. Pearson's correlation test and path analysis were used to analyze the data. The results showed that psychological capital had a direct effect on life expectancy (0.89) and indirectly through social support on life expectancy (0.04) (p-value <0.01). Also, the results indicated that vitality did not play a mediating role in the relationship between psychological capital and life expectancy in women with mentally-motor disabled children (p-value<0.05). Based on the findings of this research, it can be concluded that the relationship between psychological capital and life expectancy of women with mentally-motor disabled children is not a simple linear relationship and social support can mediate this relationship.