Depression and suicidal ideation among Chinese college students during the COVID-19 pandemic: the mediating roles of chronotype and sleep quality

Aug 27, 2024BMC psychiatry

Depression and suicidal thoughts in Chinese college students during COVID-19 linked to sleep patterns and sleep quality

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Abstract

The prevalence of among Chinese college students during the COVID-19 pandemic was 5.4%.

  • Depression was inversely correlated with , indicating that students with depressive symptoms tended to have a later sleep preference.
  • Depression was positively correlated with sleep quality, suggesting that those with depressive symptoms experienced poorer sleep quality.
  • A later chronotype and poor sleep quality were identified as predictors of suicidal ideation.
  • Depression was found to be a direct and significant risk factor for suicidal ideation.
  • Chronotype and sleep quality may mediate the relationship between depression and suicidal ideation, though their combined mediating effect was not statistically significant.

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Key numbers

5.4%
Prevalence of
Among Chinese college students surveyed
0.535
Effect value of depression on
Measured effect size in the study

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