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Childhood Adenotonsillectomy Trial

Name Label Folder
nsrr_ahi_hp3r_aasm07
Apnea-Hypopnea Index : (All apneas + hypopneas with >=50% nasal cannula [or alternative sensor] reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep
Apnea-Hypopnea Index : (All apneas + hypopneas with >=50% nasal cannula [or alternative sensor] reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep

Harmonized by the NSRR team.

The definition of hypopnea events is consistent with the American Academy of Sleep Medicine (AASM) 2007 Manual (pediatric). [Iber C et al. The AASM manual for the scoring of sleep and associated events: rules, terminology and technical specifications. Vol. 1. Westchester, IL: American Academy of Sleep Medicine, 2007]

Refer to the source for detailed definition for respiratory events: ahi_a0h3a

Harmonized/Polysomnography/Apnea-Hypopnea Indices
nsrr_ahi_hp3u
Apnea-Hypopnea Index : (All apneas + hypopneas with >= 3% oxygen desaturation) / hour of sleep
Apnea-Hypopnea Index : (All apneas + hypopneas with >= 3% oxygen desaturation) / hour of sleep

Harmonized by the NSRR team. Refer to the source for detailed definition for respiratory events: ahi_a0h3

Harmonized/Polysomnography/Apnea-Hypopnea Indices
nsrr_ahi_hp4r
Apnea-Hypopnea Index : (All apneas + hypopneas with >= 4% oxygen desaturation or with arousal) / hour of sleep
Apnea-Hypopnea Index : (All apneas + hypopneas with >= 4% oxygen desaturation or with arousal) / hour of sleep

Harmonized by the NSRR team. Refer to the source for detailed definition for respiratory events: ahi_a0h4a

Harmonized/Polysomnography/Apnea-Hypopnea Indices
nsrr_ahi_hp4u
Apnea-Hypopnea Index : (All apneas + hypopneas with >= 4% oxygen desaturation) / hour of sleep
Apnea-Hypopnea Index : (All apneas + hypopneas with >= 4% oxygen desaturation) / hour of sleep

Harmonized by the NSRR team. Refer to the source for detailed definition for respiratory events: ahi_a0h4

Harmonized/Polysomnography/Apnea-Hypopnea Indices