Memory and Sleep Inertia in Insomnia
Author Information
Author(s): Lorenzo Tonetti, Miranda Occhionero, Sara Giovagnoli, Federica Giudetti, Elena Briganti, Vincenzo Natale
Primary Institution: Department of Psychology “Renzo Canestrari”, University of Bologna, Italy
Hypothesis
This study aims to investigate the relationship between activity-based prospective memory and motor sleep inertia in different phenotypes of insomnia disorder.
Conclusion
Patients with mixed and maintenance insomnia show more cognitive inertia and a significant association between motor and cognitive inertia compared to healthy controls.
Supporting Evidence
- Patients with mixed and maintenance insomnia took longer to perform memory tasks after waking compared to healthy controls.
- Motor activity levels were lower in insomnia patients during the first minutes after waking.
- Significant differences in sleep parameters were observed between insomnia phenotypes and healthy controls.
Takeaway
The study found that people with certain types of insomnia take longer to remember tasks after waking up, which affects their ability to move and think quickly.
Methodology
The study involved 67 patients with insomnia and 51 healthy controls using actigraphy to measure sleep and activity.
Potential Biases
Potential bias due to self-reported sleep disturbances and the exclusion of certain insomnia phenotypes.
Limitations
The sample size for some insomnia phenotypes was unbalanced, and there were age differences between patients and controls.
Participant Demographics
67 patients with insomnia (40 females, mean age 38.13) and 51 healthy controls (25 females, mean age 22.73).
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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