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...

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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.

Fatal CHD Since Baseline?
Overall RDI at 3% desaturation or arousal events per hour
Percentage of sleep time oxygen saturation is <= 85% percent
Hypopnea per hour with arousals (NREM, Back, 2% desaturation) events per hour
Age at SHHS1 years
Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation events per hour

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