National Sleep Research Resource

Explore a rich collection of sleep research data collected in children and adults across the U.S.

Explore datasets.

Learn more about the individual datasets by reading easily navigable online documentation.


The multi-center Study of Osteoporotic Fractures (SOF) has 16 years of prospective data about osteoporosis that has served as the basis for many findings about osteopo...

Read more (3 pages) »


The Cleveland Family Study (CFS) is the largest family-based study of sleep apnea worldwide, consisting of 2,284 individuals (46% African American) from 361 families s...

Read more (280 pages) »


HeartBEAT is a Phase II randomized controlled trial, 4 center trial that evaluates the effects of supplemental nocturnal oxygen or Positive Airway Pressure (PAP) thera...

Read more (167 pages) »

Download the data.

Explore over 9,597 covariates across 6 public datasets.

PSG Unit type
Average oxygen saturation NREM percent
Percent Time supine percent
Overall RDI all oxygen desaturations events per hour
Percentage of sleep time oxygen saturation is <= 80% percent
Overall RDI at 3% oxygen desaturation or arousal events per hour

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