Bae 2023

The survey targeted a sample of approximately 2000 young people aged 18–34 years residing in general households in South Korea. Population and housing census survey district lists were used as the sampling framework.

The researcher collected survey data from about 2000 young people, aged 18-34 years, living in South Korea. The participants were chosen using an official population census such that the sample population is more representative.

In summary, social isolation and loneliness appear to be important variables for depressive symptoms not only in older adults but also in young adults. However, most previous studies have been conducted on older adults, and many have not controlled for covariates such as ACEs, AAEs, and perceived health status, which are closely related to social isolation, loneliness, and depressive symptoms.

Social isolation and loneliness are both important factors in contributing to depressive symptoms. This is not exclusive to older adults, but also in younger adults. Furthermore, much of existing research on these factors were only targeted to older populations; yet this fails to take into account other key life experiences such as Adverse Childhood Experiences (ACEs) and Adverse Adulthood Experiences (AAEs). These experiences are closely linked to social isolation and loneliness; all contributing to depression.

Perceived health status was negatively related to depressive symptoms in young adults, indicating that a more positive perception of one’s own health status is related to lower depressive symptoms. ACEs and AAEs were positively associated with depressive symptoms, indicating that higher numbers of ACEs and AAEs are related to higher levels of depressive symptoms.

The study found that young adults’ self-perceived health status had less depressive symptoms. In other words, young adults that perceived themselves as healthier tended to have fewer depressive symptoms. furthermore, higher number of Adverse Childhood Experiences (ACEs) and Adverse Adulthood Experiences (AAEs) correlated to higher levels of depressive symptoms.

Stronger loneliness is associated with higher levels of depressive symptoms. Among the independent variables, loneliness had the strongest association with depressive symptoms.

This study found that higher levels of loneliness is positively correlated with stronger depressive symptoms in young adults. Out of all the factors examined, loneliness demonstrates the strongest link to depressive symptoms.

Future research can explore how efforts to reduce loneliness and increased social programs can reduce depressive symptoms and feeling of loneliness in young adults. This is especially important in young adults with high levels of ACEs and AAEs.

I did not comprehend particular terms like “Kurtosis” and “Cronbach’s α”, as well as statistical methods like “Hierarchical Multiple Regression”. While I could understand simpler statistical terms like R-squared values, mean, standard deviation; and their implications, I had difficulty understanding why these methods were chosen.