Related Experiment Video
Updated: Jun 26, 2026

07:57
A New Method for Inducing a Depression-Like Behavior in Rats
Published on: February 22, 2018
The Longitudinal Interplay Between Loneliness and Depressive Symptoms During Late Childhood: Cross-Lagged Panel
Paweł Grygiel1, Sylwia Opozda-Suder1, Roman Dolata2
1Faculty of Philosophy, Jagiellonian University, Golebia 24, 31-007 Cracow, Poland.
Summary
This study reveals that loneliness and depressive symptoms in adolescents have complex, reciprocal relationships. Targeted interventions focusing on specific symptoms like sadness, anxiety, and parental pressure are crucial for improving mental health.
Area of Science:
- Adolescent mental health
- Developmental psychology
- Psychopathology
Background:
- Loneliness and depression significantly impact adolescent mental health.
- Understanding their symptom-level interplay is vital for effective interventions.
Purpose of the Study:
- To investigate longitudinal relationships between loneliness and depressive symptoms in late childhood.
- To identify symptom-level interactions and directional effects.
Main Methods:
- Utilized data from 4333 children (ages ~11) from the NLSY79 survey over two years.
- Employed a cross-lagged panel network (CLPN) model to analyze symptom associations.
- Estimated autoregressive and cross-lagged effects between loneliness and depressive symptoms.
Main Results:
- Identified a reciprocal link between loneliness and sadness/parental pressure.
- Found loneliness predicted increased anxiety and feeling busy.
- Observed happiness reduced loneliness, while boredom increased it.
Conclusions:
- Loneliness and depressive symptoms exhibit complex, bidirectional relationships at the symptom level.
- Findings support the need for targeted, symptom-focused interventions.
- Addressing loneliness is key to mitigating its impact on adolescent mental health.
Related Concept Videos
Longitudinal Research
Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
Longitudinal Studies
Longitudinal studies are also widely used in other medical and social science fields. For instance, in cardiovascular research, they can monitor patients' health over decades to identify risk factors for heart disease, such as high cholesterol or smoking, and evaluate the long-term effectiveness of preventive measures. Similarly, in mental health studies, researchers might follow individuals from adolescence into adulthood to understand the development and progression of conditions like...
Depressive Disorders: Etiology
Depressive disorders result from a complex interplay of biological, psychological, and sociocultural factors, each contributing uniquely to the development and persistence of the condition. Understanding these factors provides critical insight into the multifaceted nature of depression.
Biological Factors in Depression
Biological predispositions significantly influence the risk of developing depressive disorders. Genetic studies highlight the role of variations in the serotonin transporter...
Biological Factors in Depression
Biological predispositions significantly influence the risk of developing depressive disorders. Genetic studies highlight the role of variations in the serotonin transporter...
Relationship Formation
What do you think is the single most influential factor in determining with whom you become friends and whom you form romantic relationships? You might be surprised to learn that the answer is simple: the people with whom you have the most contact. This most important factor is proximity. You are more likely to be friends with people you have regular contact with. For example, there are decades of research that shows that you are more likely to become friends with people who live in your dorm,...
Long-term Depression
Long-term depression, or LTD, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTD is the process of synaptic weakening that occurs over time between pre and postsynaptic neuronal connections. The synaptic weakening of LTD works in opposition to synaptic strengthening by long-term potentiation (LTP) and together are the main mechanisms that underlie learning and memory.
Long-term Depression
Long-term depression, or LTD, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTD is the process of synaptic weakening that occurs over time between pre and postsynaptic neuronal connections. The synaptic weakening of LTD works in opposition to synaptic strengthening by long-term potentiation (LTP) and together are the main mechanisms that underlie learning and memory.
Calcium Ion Concentration Mechanism
If over time, all...
Calcium Ion Concentration Mechanism
If over time, all...