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During the past month, how often have you had trouble sleeping because of nasal stuffiness?
poxstuff under Sleep Questionnaires/Sleep Disturbance in MROS variables
Apnea-Hypopnea Index: (All apneas + hypopneas with >=30% nasal cannula [or alternative sensor] reduction with >= 4% oxygen desaturation) / hour of sleep
nsrr_ahi_hp4u_aasm15 under Harmonized/Polysomnography/Apnea-Hypopnea Indices in HOMEPAP variables
Harmonized by the NSRR team.The definition of hypopnea events is consistent with the following clinical guidelines: (1) AASM 2012 update (alternative) Berry RB et al. 2012 (PubMed ID:23066376), and (2) AASM 2015 (acceptable) [Berry RB et al. The AASM Manual for the Scoring of Sleep and Associated Events: Rules, Terminology and Technical Specifications, Version 2.2. American Academy of Sleep Medicine, Darien, IL, 2015.]. Refer to the source for detailed definition for respiratory events: :ahi: at Baseline
Diagnosed with hay fever / nasal congestion / sinusitis
dxhay under Medical History in HOMEPAP variables
Nasal congestion or stuffiness
nose_0100 under General Health in STAGES variables
Over the past ONE month, how much of a problem were the following conditions for you?
Nasal blockage or obstruction
nose_0200 under General Health in STAGES variables
Over the past ONE month, how much of a problem were the following conditions for you?
NOSE Total Score
nose_0600 under General Health in STAGES variables
Over the past ONE month, how much of a problem were the following conditions for you? (0=No Problem, 20=Worst possible problem with nasal obstruction)
Nasal, Jaw, or Apnea Surgery: Self-reported
mdhx_5920 under Medical History in STAGES variables
Treatment arm
rand_treatmentarm under Administrative in BESTAIR variables
CMT consisted of education on sleep hygiene, healthy lifestyle, and nasal dilator strips for use during sleep. ME consisted of a behavioral intervention to improve CPAP adherence, as described in Bakker et al.2017 (PMCID: PMC4980541).
Apnea-Hypopnea Index : (All apneas + hypopneas with >=30% nasal cannula [or alternative sensor] reduction with >= 4% oxygen desaturation) / hour of estimated sleep
nsrr_ahi_hp4u_aasm15 under Harmonized/Polysomnography/Apnea-Hypopnea Indices in BESTAIR variables
Harmonized by the NSRR team.The definition of hypopnea events is consistent with the following clinical guidelines: (1) AASM 2012 update (alternative) Berry RB et al. 2012 (PubMed ID:23066376), and (2) AASM 2015 (acceptable) [Berry RB et al. The AASM Manual for the Scoring of Sleep and Associated Events: Rules, Terminology and Technical Specifications, Version 2.2. American Academy of Sleep Medicine, Darien, IL, 2015.]. Data collected with no EEGs. Refer to the source for detailed definition for respiratory events: :ahi_primary:
Apnea-Hypopnea Index : (All apneas + hypopneas with >=30% nasal cannula [or alternative sensor] reduction with >= 4% oxygen desaturation) / hour of estimated sleep
nsrr_ahi_hp4u_aasm15 under Harmonized/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Harmonized by the NSRR team.The definition of hypopnea events is consistent with the following clinical guidelines: (1) AASM 2012 update (alternative) Berry RB et al. 2012 (PubMed ID:23066376), and (2) AASM 2015 (acceptable) [Berry RB et al. The AASM Manual for the Scoring of Sleep and Associated Events: Rules, Terminology and Technical Specifications, Version 2.2. American Academy of Sleep Medicine, Darien, IL, 2015.]. Data collected with no EEGs. Refer to the source for detailed definition for respiratory events: :ahi_ap0nhp3x4n_f1t3:
Total Number of Apnea and Hypopnea: Apneas with no oxygen desaturation threshold used + hypopneas with > 50% flow reduction and no oxygen desaturation threshold used during artifact-free estimated sleep from type IV home sleep apnea test
slpa39 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas (Non-Supine): Apneas with no oxygen desaturation threshold used + hypopneas with > 50% flow reduction and no oxygen desaturation threshold used during artifact-free estimated sleep in non-supine position from type IV home sleep apnea test
slpa40 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas (Supine): Apneas with no oxygen desaturation threshold used + hypopneas with > 50% flow reduction and no oxygen desaturation threshold used during artifact-free estimated sleep in supine position from type IV home sleep apnea test
slpa41 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas: Apneas with >= 1% oxygen desaturation + hypopneas with > 50% flow reduction and >= 1% oxygen desaturation during artifact-free estimated sleep from type IV home sleep apnea test
slpa48 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas (Non-Supine): Apneas with >= 1% oxygen desaturation + hypopneas with > 50% flow reduction and >= 1% oxygen desaturation during artifact-free estimated sleep in non-supine position from type IV home sleep apnea test
slpa49 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas (Supine): Apneas with >= 1% oxygen desaturation + hypopneas with > 50% flow reduction and >= 1% oxygen desaturation during artifact-free estimated sleep in supine position from type IV home sleep apnea test
slpa50 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas: Apneas with >= 3% oxygen desaturation + hypopneas with > 50% flow reduction and >= 3% oxygen desaturation during artifact-free estimated sleep from type IV home sleep apnea test
slpa57 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas (Non-Supine): Apneas with >= 3% oxygen desaturation + hypopneas with > 50% flow reduction and >= 3% oxygen desaturation during artifact-free estimated sleep in non-supine position from type IV home sleep apnea test
slpa58 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas (Supine): Apneas with >= 3% oxygen desaturation + hypopneas with > 50% flow reduction and >= 3% oxygen desaturation during artifact-free estimated sleep in supine position from type IV home sleep apnea test
slpa59 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas: Apneas with >= 4% oxygen desaturation + hypopneas with > 50% flow reduction and >= 4% oxygen desaturation during artifact-free estimated sleep from type IV home sleep apnea test
slpa66 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas (Non-Supine): Apneas with >= 4% oxygen desaturation + hypopneas with > 50% flow reduction and >= 4% oxygen desaturation during artifact-free estimated sleep in non-supine position from type IV home sleep apnea test
slpa67 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Number of Apneas and Hypopneas (Supine): Apneas with >= 4% oxygen desaturation + hypopneas with > 50% flow reduction and >= 4% oxygen desaturation during artifact-free estimated sleep in supine position from type IV home sleep apnea test
slpa68 under Sleep Monitoring/Polysomnography/Respiratory Event Counts in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441) Any continuous periods of >=20 min with loss of respiratory channel was marked as wake and not included in the estimates.
Total Duration of Apnea and Hypopnea: Apneas with no oxygen desaturation threshold used+ hypopneas with > 50% flow reduction and no oxygen desaturation threshold used during artifact-free estimated sleep from type IV home sleep apnea test
slpa42 under Sleep Monitoring/Polysomnography/Sleep Architecture in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.
Total Duration of Apnea and Hypopnea (Non-Supine): Apneas with no oxygen desaturation threshold used + hypopneas with > 50% flow reduction and no oxygen desaturation threshold used during artifact-free estimated sleep in non-supine position from type IV home sleep apnea test
slpa43 under Sleep Monitoring/Polysomnography/Sleep Architecture in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.
Total Duration of Apnea and Hypopnea (Supine): Apneas with no oxygen desaturation threshold used + hypopneas with > 50% flow reduction and no oxygen desaturation threshold used during artifact-free estimated sleep in supine position from type IV home sleep apnea test
slpa44 under Sleep Monitoring/Polysomnography/Sleep Architecture in HCHS variables
Apnea and hypopnea events were not distinguished as separate event types during scoring. Both were classified as a respiratory event that required a 50% reduction in Nasal Flow signal for at least 10 seconds.
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