[Different effect of sleep on working memory and skill learning: cognitive function in obstructive sleep apnea].
Eszter Csábi1, Karolina Janacsek, Mária Várszegi
1SZTE BTK Nevelestudomanyi Doktori Iskola, Szeged, Hungary.
Summary
Obstructive sleep apnea syndrome (OSAS) impairs complex working memory but not skill learning. Patients with OSAS show preserved implicit sequence learning, suggesting distinct impacts on brain functions.
Area of Science:
- Neuropsychology
- Sleep Medicine
- Cognitive Neuroscience
Context:
- Obstructive sleep apnea syndrome (OSAS) is linked to hypoxia and sleep deprivation.
- These factors can cause significant neuropsychological impairments.
Purpose:
- To evaluate working memory and skill learning in OSAS patients.
- To understand cortical and sub-cortical function in sleep apnea.
Summary:
- OSAS patients exhibited impaired complex working memory.
- Conversely, OSAS patients showed enhanced performance in vizuo-spatial tasks.
- General skill learning and probabilistic sequence learning were similar in OSAS patients and controls.
- A dissociation was observed between working memory deficits and preserved implicit sequence learning in OSAS.
Impact:
- Findings suggest sleep influences sub-cortical and cortical functions differently.
- Highlights specific cognitive domains affected by OSAS.
- Provides insights into the neural underpinnings of OSAS-related cognitive deficits.
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