We use cookies and other tools to enhance your experience on our website and to analyze our web traffic.
For more information about these cookies and the data collected, please refer to our Privacy Policy.

Search

3-03-chat-data-analysis-tip-sheet.md
Childhood Adenotonsillectomy Trial
... Filtered: CHAT AHI (Obstructive apneas all desats, Mixed apneas all desats, plus hypopneas ... Non-REM CHAT AHI (Obstructive apneas all desats, Mixed apneas all desats, plus hypopneas ... REM CHAT AHI (Obstructive apneas all desats, Mixed apneas all desats, plus hypopneas ...
6-627-mop-scoring-respiratory-events.md
Sleep Heart Health Study
... discrete breathing events: obstructive apneas, central apneas, and hypopneas. Additionally, periodic ... made to distinguish mixed apneas from obstructive apneas. This decision was based ... 1c, and 1d). Obstructive Apneas are identified when the ...
6-610-mop-overview-of-scoring.md
Sleep Heart Health Study
... Sleep 1992: 15:173-84). Obstructive Apneas will be identified if ... ≥ 10 s. Obstructive apneas cannot be designated in ... > 10 s. Central Apneas will be noted if ...
6-AA-mop-list-of-illustrations.md
Sleep Heart Health Study
... and 2d - Obstructive Apneas - ResFigures 3a, 3b, ... Distinguishing between Hypopneas & Apneas - ResFigures 4d, 4e, ... and 5c - Central Apneas - ResFigures 6a, 6b, ...
Definition of OAHI in the SHHS variable
Reply by mrueschman on April 5, 2017 on Forum
... like RDI4P includes obstructive apneas, central apneas, and hypopneas, yet all ... be toward using "all apneas regardless of desaturation" (obstructive ... desaturation requirement across both apneas and hypopneas. I think ...
CHANGELOG.md
Sleep Heart Health Study
... Sheet to state obstructive apneas instead of central apneas. ### April 16, 2014 ... all central and obstructive apneas with at least 3% ...
polysomnography-introduction.md
Heart Biomarker Evaluation in Apnea Treatment
... of Sleep Medicine guidelines. Apneas were defined as a ... criteria which included all apneas plus hypopneas with >= ... studies did not distinguish apneas from hypopneas (all defaulted ...
Central Sleep Apnea
Reply by mrueschman on December 5, 2022 on Forum
... SHHS -- https://sleepdata.org/datasets/shhs/variables/oai0p (obstructive apneas alone) https://sleepdata.org/datasets/shhs/variables/cai0p (central apneas alone) https://sleepdata.org/datasets/shhs/variables/ahi_a0h3 (overall AHI; all apneas + hypopneas w/ >= ...
Ratio of the number of central apneas with no oxygen desaturation threshold used and with or without arousal to the number of obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography
cent_obs_ratio under Sleep Monitoring/Polysomnography/Respiratory Event Counts in CFS variables
Ratio of the number of central apneas with no oxygen desaturation threshold used or with arousal to the number of obstructive apneas with no oxygen desaturation threshold used or with arousal from type I polysomnography
cent_obs_ratioa under Sleep Monitoring/Polysomnography/Respiratory Event Counts in CFS variables
Average Oxygen Saturation (nadir) Associated with Central Apneas: Central apneas with no oxygen desaturation threshold used from type III home sleep apnea test
avglvlnd_ca0n_f1t3 under Sleep Monitoring/Polysomnography/Oxygen Saturation in NUMOM2B variables
Average Oxygen Saturation (nadir) Associated with Obstructive Apneas: Obstructive apneas with no oxygen desaturation threshold used from type III home sleep apnea test
avglvlnd_oa0n_f1t3 under Sleep Monitoring/Polysomnography/Oxygen Saturation in NUMOM2B variables
Total Length of Apneas and Hypopneas: Apneas with no oxygen desaturation threshold used and hypopneas with > 30% flow reduction and no oxygen desaturation threshold used from type III home sleep apnea test
ttldurah_ap0nhp3x0n_f1t3 under Sleep Monitoring/Polysomnography/Respiratory Event Lengths in NUMOM2B variables
Total Length of Apneas and Hypopneas (Supine): Apneas with no oxygen desaturation threshold used and hypopneas with > 30% flow reduction and no oxygen desaturation threshold used from type III home sleep apnea test
ttldurah_pb_ap0nhp3x0n_f1t3 under Sleep Monitoring/Polysomnography/Respiratory Event Lengths in NUMOM2B variables
Total Length of Apneas and Hypopneas (Non-Supine): Apneas with no oxygen desaturation threshold used and hypopneas with > 30% flow reduction and no oxygen desaturation threshold used from type III home sleep apnea test
ttldurah_po_ap0nhp3x0n_f1t3 under Sleep Monitoring/Polysomnography/Respiratory Event Lengths in NUMOM2B variables
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.
© 2024
NSRR
National Sleep Research Resource
Privacy
Contact Us | Funded By NHLBI