v0.8.0 (November 14, 2023)

• Add new PSG variables, including WASO, ODI3/4, and lights timings
• Add harmonized sleep architecture, oxygen saturation, and additional AHI variables
• Revise variable units
• The CSV datasets generated from a SAS export is located here:
  • \\rfawin\bwh-sleepepi-home\projects\cohorts\TREC\nsrr-prep\_releases\0.8.0\

v0.7.0 (March 7, 2022)

• Update display names for many sleep variables
• Update labels for many variables
• Add initial set of NSRR harmonized core covariates and polysomnography terms (nsrr_*)
• Add multiple polysomnography signal quality indicators
• The CSV datasets generated from a SAS export is located here:
  • \\rfawin\bwh-sleepepi-home\projects\cohorts\TREC\nsrr-prep\_releases\0.7.0\

v0.6.0 (November 18, 2019)

• Remove EEG spectral summary variables
• The CSV datasets generated from a SAS export is located here:
  • \\rfawin\bwh-sleepepi-home\projects\cohorts\TREC\nsrr-prep\_releases\0.6.0\

v0.5.0 (June 13, 2019)

• Add Epworth variables and PDF form
• The CSV datasets generated from a SAS export is located here:
  • \\rfawin\bwh-sleepepi-home\projects\cohorts\TREC\nsrr-prep\_releases\0.5.0\

v0.4.0 (May 30, 2019)

• Add more Sleep and Health Questionnaire variables about medical history and sleepiness
• The CSV datasets generated from a SAS export is located here:
  • \\rfawin\bwh-sleepepi-home\projects\cohorts\TREC\nsrr-prep\_releases\0.4.0\
• Gem Changes
  • Update to ruby 2.6.1
  • Update to spout 1.0.0

v0.3.2 (May 9, 2018)

• Remove Common Data Elements (CDE) labels from variables

v0.3.1 (March 15, 2018)

• Add cde labels to variables
• The CSV datasets generated from a SAS export is located here:
  • \\rfawin\bwh-sleepepi-home\projects\cohorts\TREC\nsrr-prep\_releases\0.3.1\

v0.3.0 (March 1, 2018)

• Update many variables and domains to spell out abbreviations
• Update variable folders to contain abbreviations
• Add Common Data Elements (CDE) labels to small set of variables
• Update many variable units and labels
• The CSV datasets generated from a SAS export is located here:
  • \\rfawin\bwh-sleepepi-home\projects\cohorts\TREC\nsrr-prep\_releases\0.3.0\
• Gem Changes
  • Updated to spout 0.12.1
  • Using minitest 5.10.3 in order to make 'spout t' output readable

v0.2.1 (January 19, 2016)

• Fixed domain naming convention for visit_d
• Gem Changes
  • Updated to ruby 2.3.0
  • Updated to spout 0.11.0

v0.1.1 (January 19, 2016)

• Fixed domain naming convention for visit_d
• Backporting updates to be compatible with Spout 0.11.0