Insomnia symptoms mediate the association between eveningness and suicidal ideation, defeat, entrapment, and psychological distress in students

Chronotype describes a person’s general preference for mornings, evenings, or neither. It is typically conceptualized as continuous unidimensional spectrum from morningness to eveningness. Eveningness associated with poorer outcomes across myriad of physical and mental health outcomes. This later sleep wake times increased risk depression, anxiety, suicidal ideation in both clinical community samples. However, the mechanisms underlying negative consequences this evenings are not fully understood. Previous research has found that disturbances may act mediator relationship. The present study aimed explore associations between chronotype affective sample students. Additionally, it investigate potential role insomnia within these relationships. Participants (n = 190) completed an anonymous self-report survey validated measures online which assessed chronotype, symptoms, range (defeat, entrapment, suicide risk, stress, depressive anxious symptomology). was more severe frequent experiences outcomes, participants demonstrated eveningness likely report functioning psychological distress. Mediation analysis relationship outcome completely partially mediated by symptom severity measured Sleep Condition Indicator scale. Taken together, findings add further evidence our results show should be considered when assessing well-being. Implementing appropriate sleep-related behavior change schedule alterations can offer tool mitigation prevention distress students times.