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Apnea-Hypopnea Index : (All apneas + hypopneas with >= 3% oxygen desaturation) / hour of sleep
nsrr_ahi_hp3u
under Harmonized/Polysomnography/Apnea-Hypopnea Indices in
SHHS variables
Harmonized by the NSRR team. Refer to the source for detailed definition for respiratory events: :ahi_a0h3:
Apnea-Hypopnea Index : (All apneas + hypopneas with >= 3% oxygen desaturation) / hour of sleep
nsrr_ahi_hp3u
under Harmonized/Polysomnography/Apnea-Hypopnea Indices in
MESA variables
Harmonized by the NSRR team. Refer to the source for detailed definition for respiratory events: :ahi_a0h3:
Apnea-Hypopnea Index: (All apneas + hypopneas with >= 3% oxygen desaturation) / hour of sleep
nsrr_ahi_hp3u
under Harmonized/Polysomnography/Apnea-Hypopnea Indices in
SOF variables
Harmonized by the NSRR team. Refer to the source for detailed definition for respiratory events: :ahi_a0h3: at Visit 8
Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type II polysomnography
ahi_a0h3
under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in
SOF variables
Calculated - Summary metric of sleep disordered breathing events.
Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type II polysomnography
ahi_a0h3
under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in
SHHS variables
Calculated - Summary metric of sleep disordered breathing events.
Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type II polysomnography
ahi_a0h3
under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in
MESA variables
Calculated - Summary metric of sleep disordered breathing events.
Apnea-Hypopnea Index : (All apneas + hypopneas with >= 3% oxygen desaturation) / hour of sleep
nsrr_ahi_hp3u
under Harmonized/Polysomnography/Apnea-Hypopnea Indices in
MROS variables
Harmonized by the NSRR team. Refer to the source for detailed definition for respiratory events: :poahi3: at Visit 1
Apnea-Hypopnea Index: (All apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type II polysomnography
poahi3
under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in
MROS variables
Calculated - Summary metric of sleep disordered breathing events.
Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type II polysomnography
ahiu35
under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in
MESA variables
Apnea-Hypopnea Index (NREM): (All apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep from type II polysomnography
poahi3n
under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in
MROS variables
Apnea-Hypopnea Index (REM): (All apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of REM sleep from type II polysomnography
poahi3r
under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in
MROS variables
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