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Total estimated sleep duration (non-supine) from type III home sleep apnea test
ttldursp_po_f1t3 under Sleep Monitoring/Polysomnography/Sleep Architecture in NUMOM2B variables
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)
Sleep Efficiency: the proportion of estimated sleep duration in in-bed period from type III home sleep apnea test
ttleffbd_f1t3 under Sleep Monitoring/Polysomnography/Sleep Architecture in NUMOM2B variables
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)
Sleep Maintenance Efficiency: the proportion of estimated sleep duration in sleep period from type III home sleep apnea test
ttleffsp_f1t3 under Sleep Monitoring/Polysomnography/Sleep Architecture in NUMOM2B variables
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). Sleep period is just the interval between sleep onset and sleep offset time.
Respiratory Event Index: (Apneas with no oxygen desaturation threshold used + hypopneas with > 50% flow reduction and no oxygen desaturation threshold used) / hours of artifact-free estimated sleep from type IV home sleep apnea test
slpa36 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa30: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index (Non-Supine): (Apneas with no oxygen desaturation threshold used + hypopneas with > 50% flow reduction and no oxygen desaturation threshold used) / hours of artifact-free estimated sleep in non-supine position from type IV home sleep apnea test
slpa37 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa32: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index (Supine): (Apneas with no oxygen desaturation threshold used + hypopneas with > 50% flow reduction and no oxygen desaturation threshold used) / hours of artifact-free estimated sleep in supine position from type IV home sleep apnea test
slpa38 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa34: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index: (Apneas with >= 1% oxygen desaturation + hypopneas with > 50% flow reduction and >= 1% oxygen desaturation) / hours of artifact-free estimated sleep from type IV home sleep apnea test
slpa45 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa30: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index (Non-Supine): (Apneas with >= 1% oxygen desaturation + hypopneas with > 50% flow reduction and >= 1% oxygen desaturation) / hours of artifact-free estimated sleep in non-supine position from type IV home sleep apnea test
slpa46 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa32: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index (Supine): (Apneas with >= 1% oxygen desaturation + hypopneas with > 50% flow reduction and >= 1% oxygen desaturation) / hours of artifact-free estimated sleep in supine position from type IV home sleep apnea test
slpa47 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa34: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index: (Apneas with >= 3% oxygen desaturation + hypopneas with > 50% flow reduction and >= 3% oxygen desaturation) / hours of artifact-free estimated sleep from type IV home sleep apnea test
slpa54 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa30: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index (Non-Supine): (Apneas with >= 3% oxygen desaturation + hypopneas with > 50% flow reduction and >= 3% oxygen desaturation) / hours of artifact-free estimated sleep in non-supine position from type IV home sleep apnea test
slpa55 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa32: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index (Supine): (Apneas with >= 3% oxygen desaturation + hypopneas with > 50% flow reduction and >= 3% oxygen desaturation) / hours of artifact-free estimated sleep in supine position from type IV home sleep apnea test
slpa56 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa34: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index: (Apneas with >= 4% oxygen desaturation + hypopneas with > 50% flow reduction and >= 4% oxygen desaturation) / hours of artifact-free estimated sleep from type IV home sleep apnea test
slpa63 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa30: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index (Non-Supine): (Apneas with >= 4% oxygen desaturation + hypopneas with > 50% flow reduction and >= 4% oxygen desaturation) / hours of artifact-free estimated sleep in non-supine position from type IV home sleep apnea test
slpa64 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa32: for the valid estimated sleep duration used to calculate this index.
Respiratory Event Index (Supine): (Apneas with >= 4% oxygen desaturation + hypopneas with > 50% flow reduction and >= 4% oxygen desaturation) / hours of artifact-free estimated sleep in supine position from type IV home sleep apnea test
slpa65 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in HCHS variables
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. Please refer to :slpa34: for the valid estimated sleep duration used to calculate this index.
Minimum heart rate during estimated sleep duration from type IV home sleep apnea test
slpa111 under Sleep Monitoring/Polysomnography/Heart Rate in HCHS variables
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)
Maximum heart rate during estimated sleep duration from type IV home sleep apnea test
slpa112 under Sleep Monitoring/Polysomnography/Heart Rate in HCHS variables
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)
Average heart rate over estimated sleep duration from type IV home sleep apnea test
slpa113 under Sleep Monitoring/Polysomnography/Heart Rate in HCHS variables
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)
Standard deviation of heart rate over estimated sleep duration from type IV home sleep apnea test
slpa114 under Sleep Monitoring/Polysomnography/Heart Rate in HCHS variables
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)
Average oxygen saturation over estimated sleep duration from type IV home sleep apnea test
slpa92 under Sleep Monitoring/Polysomnography/Oxygen Saturation in HCHS variables
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)
Percentage of total estimated sleep duration with < 75% oxygen saturation from type IV home sleep apnea test
slpa100 under Sleep Monitoring/Polysomnography/Sleep Architecture in HCHS variables
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)
Percentage of total estimated sleep duration with < 70% oxygen saturation from type IV home sleep apnea test
slpa101 under Sleep Monitoring/Polysomnography/Sleep Architecture in HCHS variables
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)
Percentage of total estimated sleep duration with < 95% oxygen saturation from type IV home sleep apnea test
slpa96 under Sleep Monitoring/Polysomnography/Sleep Architecture in HCHS variables
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)
Percentage of total estimated sleep duration with < 90% oxygen saturation from type IV home sleep apnea test
slpa97 under Sleep Monitoring/Polysomnography/Sleep Architecture in HCHS variables
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).
Percentage of total estimated sleep duration with < 85% oxygen saturation from type IV home sleep apnea test
slpa98 under Sleep Monitoring/Polysomnography/Sleep Architecture in HCHS variables
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).
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