Dataset

CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up

CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up. Recorded signals include eeg, eog, ecg, ppg, spo2, resp. Licence: NSRR Data Access and Use Agreement.

CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up: ChatPPG research summary card

Key numbers

464
Subjects
2
Reference labels
SLEEP_STAGE, APNEA
10 Hz
Released sampling rate
EEG/EOG/EMG/ECG min 200 Hz; nasal pressure 128 Hz; airflow/effort 32 Hz; SpO2 and Pleth 10 Hz or highest allowable (Nonin 8000J or comparable); minimums, may be exceeded

How it works

How CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up works: Devices & body sites → Signals recorded → TasksDevices & body sites: Finger (PPG site). Signals recorded: CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up, 464 subjects · 10 Hz, signals PPG, ECG, SpO₂, Respiration, EEG, EOG. Tasks: Sleep staging; Sleep apnea.Devices & body sitesFinger: PPG siteFingerPPG siteSignals recordedCHAT (Childhood Adenotonsillec…464 subjects · 10 HzPPGECGR / IRSpO₂RespirationEEGEOGTasksSleep stagingSleep stagingSleep apneaSleep apnea
Sampling
EEG/EOG/EMG/ECG min 200 Hz; nasal pressure 128 Hz; airflow/effort 32 Hz; SpO2 and Pleth 10 Hz or highest allowable (Nonin 8000J or comparable); minimums, may be exceeded
Reference labels
sleep_stage, apnea

Leaderboard rows· 1

All leaderboards
TaskDatasetMetricValueRank
Sleep stagingCHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-upCohen's κ ↓0.793#1 / 1

Papers and models using this dataset· 5

#44 of 158 most-used datasets by published papers and models · #22 of 81 PPG · #20 of 70 ECG

Browse these 3 papers in the research explorer (filtered to CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up)

Cite this dataset

Cite this dataset with the fields recorded here. Check it against the publisher before submitting.

CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up [Data set]. (n.d.). nsrr. https://doi.org/10.25822/d68d-8g03
@misc{chatchat,
  title         = {{CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up}},
  howpublished  = {nsrr},
  doi           = {10.25822/d68d-8g03}
}

Cite the ChatPPG record

Cite the dated snapshot 2026-10 for a fixed, reproducible version. Please also cite the original publications listed above.

APA

ChatPPG. (2026). CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up: dataset record (Version 2026-10) [Data set]. ChatPPG Research Hub. https://chatppg.com/research/datasets/chat

BibTeX
@misc{chatppg_dataset_chat,
  author       = {{ChatPPG}},
  title        = {{CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up: dataset record}},
  year         = {2026},
  month        = nov,
  version      = {2026-10},
  howpublished = {\url{https://chatppg.com/research/datasets/chat}},
  note         = {ChatPPG Research Hub, Snapshot 2026-10, https://chatppg.com/research/snapshots/2026-10}
}
CITATION.cff
cff-version: 1.2.0
message: "If you use this resource, please cite it as below."
type: dataset
title: "CHAT (Childhood Adenotonsillectomy Trial, NSRR): paediatric OSA PSG at baseline and 7-month follow-up: dataset record"
authors:
  - name: "ChatPPG"
url: "https://chatppg.com/research/datasets/chat"
repository-artifact: "https://chatppg.com/research/snapshots/2026-10"
version: "2026-10"
date-released: "2026-11-05"

History

  1. Record updated