Deep sleep percentage

1. Deep sleep percentage increases AD-signature cortical thickness in humans (β = 0.12, 95% CI 0.05 to 0.19).

   “while inverse pattern was observed for deep sleep percentage: β deep sleep percentage per 1‐SD increase = 0.12 (95%CI, 0.05 to 0.19, p = 0.006)”

   Humansn = 636

   Sleep macro‐architecture, nocturnal hypoxemia, and Alzheimer’s Disease‐related MRI patterns among diverse older adults

   AAIC 2025 abstract·23 Dec 2025

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