HomePAP Dataset Released

Posted by mrueschman on September 1, 2017 in Releases

I am pleased to announce that data from the Home Positive Airway Pressure (HomePAP) study are now available. HomePAP took place between 2008 and 2010; it was a project in which 373 subjects at risk for obstructive sleep apnea (OSA) were randomized to either a laboratory-based or home-based pathway for diagnosis and (if necessary) titration. Keep reading

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NSRR Gem 0.4.0 Released

Posted by remomueller on December 13, 2016 in Releases

We've released a new update to our NSRR dataset downloader. To update to the latest version 0.4.0, type the following command: gem install nsrr --no-document In preparation for some upcoming changes, we've reviewed our installation instructions for Ruby as well. If you run into any issues installing Ruby on Windows, MacOS, or Linux, let us know on the forum or email us at support@sleepdata.org. For those who haven't already, we also now recommend the use of Ruby 2.3. Keep reading

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Fixing Invalid EDF Dates

Posted by remomueller on December 8, 2016 in Releases

Over the past two days we've updated EDFs across the site due to an issue identified with our original approach in scrubbing the EDF start date of recording. What Happened In order to have EDFs deidentified before being posted on the NSRR, the EDFs had their header start date set to "00.00.00". This seemed reasonable as it clearly indicated that the date had been removed, while adhering to the "dd.mm.yy" format for writing a date in the signal header. Keep reading

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MESA Dataset 0.1.1 Released

Posted by mrueschman on October 24, 2016 in Releases

The 10th NSRR dataset went online earlier this month: Multi-Ethnic Study of Atherosclerosis (MESA) Sleep. The NSRR team worked closely with the Collaborative Health Studies Coordinating Center (CHSCC) to make these data available. Keep reading

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HCHS/SOL Dataset 0.3.0 Released

Posted by mrueschman on October 3, 2016 in Releases

We released a new version of the Hispanic Community Health Study / Study of Latinos dataset last week. This release contains data from the SueƱo Ancillary study, which recruited more than 2,000 participants to take part in an additional data collection visit that included wrist-worn actigraphy data and sleep-related questionnaires. The actigraphy data are available both in summary form within the phenotype datasets, as well as in a more "raw", epoch-by-epoch format. Keep reading

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HAASSA Dataset 0.1.0 Released

Posted by mrueschman on September 23, 2016 in Releases

The 9th NSRR dataset has come online: it is the Honolulu-Asia Aging Study of Sleep Apnea (HAASSA). We have done this in collaboration with Kuakini Health System, who write this about the overall project: An outgrowth of the Kuakini Honolulu Heart Program (HHP) is the Kuakini Honolulu-Asia Aging Study (HAAS) that was established in 1991 to study the causes of dementia, a disease that afflicts over five million Americans. Keep reading

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CHAT 0.5.0 Dataset Released

Posted by mrueschman on July 22, 2016 in Releases

Today we released a new version of the CHAT dataset. There were a handful of tweaks made to the primary CHAT dataset, including the removal of an identifiable variable (recruitment site) and clarification of the household income-related variables. The latter issue was raised by an NSRR user who was attempting to incorporate socioeconomic status into her analysis. Keep reading

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NSRR Gem 0.3.0 Released

Posted by remomueller on April 25, 2016 in Releases

We've released an updated version 0.3.0 of our NSRR dataset downloader today! You can install or update to using the new gem using the following command: gem install nsrr --no-document Most importantly, the nsrr gem now leverages our new backend API that allows a user to download a single file. Due to limitations in the past, previous versions of the gem only allowed folders to be downloaded. You can try this out with the new gem now! nsrr download shhs/datasets/CHANGELOG. Keep reading

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Release v0.18.0 Overview - Part 2

Posted by remomueller on February 8, 2016 in Releases

In this blog, we'll be exploring the recent changes made to the way dataset variables are displayed on the NSRR. Variable Updates Our variable pages are designed to give you a quick and comprehensive glance at all dataset elements available in a dataset. We see these pages as a guide and reference for you, and hope that they serve you well as you start your research and exploration of the datasets. Keep reading

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Release v0.18.0 Overview - Part 1

Posted by remomueller on January 20, 2016 in Releases

We're excited about our recent major update to the NSRR launched today, and wanted to walk through some of the changes made. This blog post will focus on core changes for the dataset user interface. Dataset Updates The NSRR aims to make data access easy, and we're improving your access to data by giving an at-a-glance view of the datasets you have access to immediately when you navigate to the datasets page on the NSRR. For each dataset, you are now shown your current status of data access. Keep reading

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