Related Experiment Video
Updated: Jun 11, 2026
07:57
A New Method for Inducing a Depression-Like Behavior in Rats
Published on: February 22, 2018
Depression and accuracy of judgment: A meta-analysis
June Chun Yeung1, Hodar Lam2, Darius K-S Chan3
1Institute of Psychology, Polish Academy of Sciences, Warsaw, Poland; Institute of Philosophy and Sociology, Polish Academy of Sciences, Warsaw, Poland.
Clinical Psychology Review
|June 9, 2026
Summary
Depression may lead to more realistic judgments in some situations, but overall, a slight depressive distortion effect was found. Task complexity and self-reference influenced whether realism or distortion emerged.
Area of Science:
- Cognitive Psychology
- Clinical Psychology
- Psychopathology
Background:
- Depressive realism theory posits depressed individuals possess more accurate judgment.
- Empirical evidence remains mixed regarding the depression-accuracy relationship.
- Understanding moderators is crucial for theoretical and clinical clarity.
Purpose of the Study:
- To synthesize findings on the link between depressive mood and judgment accuracy.
- To investigate conditions favoring depressive realism versus depressive distortion.
- To clarify mixed results in existing literature.
Main Methods:
- Conducted a meta-analysis of 130 articles (151 samples, N=33,043).
- Synthesized data on the relationship between depressive mood and judgment accuracy.
- Performed moderator analyses to identify conditions influencing realism or distortion.
Main Results:
- A weak but significant overall depressive distortion effect was observed (Hedges's g = 0.09).
- Depressive realism was more likely in tasks involving control, contingency, analytical complexity, and self-reference.
- Depressive distortion was more prevalent in severe depression and with non-self-referent, simple, or ambiguous social tasks.
Conclusions:
- The depression-accuracy relation is moderated by task characteristics.
- Depressive realism and distortion are not mutually exclusive but context-dependent.
- Findings offer implications for cognitive theories of depression and clinical interventions.
Related Concept Videos
02:45Self-Discrepancy Theory
One influential perspective on what motivates people's behavior is detailed in Tory Higgin's self-discrepancy theory (Higgins, 1987). He proposed that people hold disagreeing internal representations of themselves that lead to different emotional states.
01:52Regression Toward the Mean
Regression toward the mean (“RTM”) is a phenomenon in which extremely high or low values—for example, and individual’s blood pressure at a particular moment—appear closer to a group’s average upon remeasuring. Although this statistical peculiarity is the result of random error and chance, it has been problematic across various medical, scientific, financial and psychological applications. In particular, RTM, if not taken into account, can interfere when researchers try to extrapolate results...
01:27Depressive 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...
02:05Self-Presentation: Self-Monitoring and Self-Handicapping
People can go to great lengths to protect their self-image and present themselves in ways that they want others to see them. Sociologist Erving Goffman presented the idea that a person is like an actor on a stage. Calling his theory dramaturgy, Goffman believed that we use “impression management” to present ourselves to others as we hope to be perceived. Each situation is a new scene, and individuals perform different roles depending on who is present (Goffman, 1959). Think about the way you...
01:18Depression: Overview
Depression is a prevalent mental illness marked by persistent sadness and lack of interest in previously enjoyable activities. It can take several forms, including major depression, persistent depressive disorder, and bipolar I and II disorders. Symptoms range from emotional changes like chronic worry to physical changes like sleep disturbances and suicidal thoughts. From a neurobiological perspective, depression is believed to be triggered by abnormalities in the brain's prefrontal cortex,...
01:27Depressive Disorders: MDD and Dysthymia
Depressive disorders are a group of mental health conditions characterized by pervasive feelings of sadness, diminished pleasure in life, and a significant impact on daily functioning. These conditions are most prevalent in individuals during their 30s and affect women at twice the rate of men. Contrary to popular belief, younger individuals are generally more susceptible to these disorders than older adults. Two key types of depressive disorders include Major Depressive Disorder (MDD) and...