Resources


Database Credentialed Access

ICU SLEEP

Ryan Tesh, Hao Deng, Kaileigh Gallagher, Wolfgang Ganglberger, Timothy T. Houle, B. Taylor Thompson, Robert Thomas, Oluwaseun Akeju, M Brandon Westover

De-identified data and analysis code from ICU-SLEEP (NCT03355053): a phase 2 double-blind placebo-controlled three-arm RCT of overnight IV dexmedetomidine in 482 non-ventilated MGH ICU adults aged 50+ (2019-2022).

sedation dexmedetomidine clinical trial delirium icu critical care sleep eeg

Published: April 25, 2026. Version: 1.0.0

Database Restricted Access

Measuring Expertise in Identifying Interictal Epileptiform Discharges

Nitish Harid, Jin Jing, Jacob Hogan, Fabio Nascimento, Wei-Long Zheng, Wendong Ge, Sahar Zafar, Jennifer Kim, Alice Lam, Aline Herlopian, Douglas Maus, Ioannis Karakis, Marcus Ng, Shenda Hong, Peter Kaplan, Sydney Cash, Mouhsin Shafi, Jonathan Halford, M Brandon Westover

Dataset of 13,262 candidate interictal epileptiform discharges (IEDs) from EEGs at Massachusetts General Hospital, scored by 8 fellowship-trained physicians, used in an online test to quantify reader skill in IED recognition.

benchmark expert annotation epilepsy interictal epileptiform discharges eeg

Published: April 17, 2026. Version: 1.0.0

Software Credentialed Access

Prognostic significance of EEG patterns in post-cardiac arrest coma: a 1,000-patient multicenter cohort

Rajib Kanti Dey, Aysenur Yaramis, Niels Turley, Hillary Mullan, Sakshi Chougule, Kaileigh Gallagher, Grace Bayas, Nirav Barot, Frank W. Drislane, Mouhsin Shafi, Trudy Pang, Daniel Goldenholz, Aaron F Struck, Jennifer Kim, Sahar F. Zafar, Jong Woo Lee, Edilberto Amorim, M. Brandon Westover

De-identified 1,000-patient multicenter dataset (BDSP-linked) and Python code for the prognostic significance of continuous-EEG patterns after cardiac arrest, with exact Clopper-Pearson CIs and temporal-trend analysis.

Published: July 10, 2026. Version: 1.0.0

Software Credentialed Access

A Primer on EEG Spectrograms: a de-identified EEG/qEEG teaching atlas

Marcus Ng, Jin Jing, M. Brandon Westover

A de-identified teaching atlas of 224 labeled EEG segments, each pairing raw EEG with its qEEG spectrogram, plus MATLAB code to regenerate the paired figures. Accompanies "A Primer on EEG Spectrograms" (Ng et al., 2022).

Published: July 10, 2026. Version: 1.0.0

Software Credentialed Access

2HELPS2B: an EEG-based risk score for seizure probability in hospitalized patients

Aaron F Struck, Berk Ustun, Andres A. Rodriguez Ruiz, Jong Woo Lee, Suzette M. LaRoche, Lawrence J. Hirsch, emily gilmore, Jan Vlachy, Hiba Haider, Cynthia Rudin, M. Brandon Westover

MATLAB code and de-identified CCEMRC data behind the 2HELPS2B seizure-risk score: seizure probability by ictal-interictal-continuum EEG pattern (5,742 continuous-EEG records).

Published: July 9, 2026. Version: 1.0.0

Software Credentialed Access

Continuous EEG monitoring enhances multimodal outcome prediction in hypoxic-ischemic brain injury

Edilberto Amorim, Jon C. Rittenberger, Jenny J. Zheng, M. Brandon Westover, Maria E. Baldwin, Clifton W. Callaway, Alexandra Popescu

LASSO models predicting outcome, mortality, and disposition after cardiac arrest, showing EEG reactivity improves multimodal prognostication (373-patient cohort). MATLAB code + de-identified data.

Published: July 8, 2026. Version: 1.0.0

Software Credentialed Access

EEG-based grading of immune effector cell-associated neurotoxicity syndrome

Daniel Jones, Christine Eckhardt, Haoqi Sun, Ryan A. Tesh, Preeti Malik, Syed Quadri, Marcos Santana Firme, Meike van Sleuwen, Aayushee Jain, Ziwei Fan, Jin Jing, Wendong Ge, Fábio A. Nascimento, Irfan S. Sheikh, Caron Jacobson, Matthew J. Frigault, Eyal Y. Kimchi, Sydney Cash, Jong Woo Lee, Jorg Dietrich, M. Brandon Westover

An interpretable ordinal EEG-feature score (VE-ICANS) that grades the severity of immune effector cell-associated neurotoxicity syndrome (ICANS) after CAR-T therapy. Code + de-identified data.

Published: July 7, 2026. Version: 1.0.0

Database Credentialed Access

The Neurotech EEG Dataset

Keith Morgan, Charles Pickering, Matthew Goodwin, Han Wu, Manohar Ghanta, Aditya Gupta, Daniel Goldenholz, M. Brandon Westover

A large clinical scalp EEG corpus: 23,607 recordings from 4,914 patients (212,186 hours) acquired in patients' homes and hospitals on Natus/Xltek hardware, in BIDS-EEG format with technician annotations and de-identified clinical metadata.

Published: July 7, 2026. Version: 1.0

Database Credentialed Access

MORGOTH 1.0: A Foundation Model for Clinical EEG - Data and Code

Chenxi Sun, Ioannis Karakis, Aline Herlopian, Marcus Ng, Gamaleldin Osman, Zubeda Sheikh, Olga Taraschenko, Jiyeoun Yoo, Brian Appavu, Lakshman Arcot Jayagopal, Peter Kaplan, Jong Woo Lee, Olga Selioutski, Hiba Haider, Jonathan Halford, Daniel Hoch, Alice Lam, Fabio Nascimento, Jay Pathmanathan, Sarah Schmitt, Pia De Stefano, Urs Fisch, jeroen gijs, Humberto Castro-Lima, Wan-Yee Kong, Mackenzie Cervenka, Monica Dhakar, Safoora Fatima, Nicolas Gaspard, emily gilmore, Susan Herman, Manisha Holmes, Emily Johnson, Carlos F. Muniz, Eric Rosenthal, Andres rodriguez, rani sarkis, Mouhsin Shafi, Christa Swisher, Mohammad Tabaeizadeh, Selim Benbadis, Fonda Chan, Catherine Chu, Marjan Dolatshahi, Adam Greenblatt, Roohi Katyal, Chinasa Nwankwo, Edilberto Amorim, William O. Tatum, Dan Weber, Tobias Loddenkemper, Jurriaan Peters, Umakanth Katwa, Kiran Maski, Robert Thomas, Shenda Hong, Doyle Yuan, Sydney Cash, Andrew Cole, Daniel Goldenholz, Charlotte Stow, Jennifer Kim, Sahar Zafar, Aaron F Struck, M Brandon Westover, Jin Jing

MORGOTH, a unified EEG foundation model achieving expert-level interpretation across routine outpatient, EMU, ICU, and sleep-lab settings. Trained on 18,677 patients across 4 hospitals; externally validated on 1,573 patients across 48 sites.

Published: June 2, 2026. Version: 1.0.0

Database Credentialed Access

Automated Extraction of Seizures and Ictal-Interictal Continuum Patterns from EEG Reports to Enable Large-Scale Neurophysiology and Neurocritical Care Research - Data and Code

Shadi Sartipi, Deena S. Godfrey, Alexandra-Maria Tauțan, Marta P. Fernandes, Manohar Ghanta, Aditya Gupta, Bruce Nearing, Jennifer Kim, Aaron F. Struck, Tobias Loddenkemper, Jurriaan Peters, Jong Woo Lee, M. Brandon Westover, Sahar F. Zafar

Deidentified seizure and ictal-interictal continuum (IIC) data extracted from 156,582 EEG reports across three health systems (two adult, one pediatric), plus the LLM-based extraction pipeline. Companion to Sartipi et al. (IJMI, under review).

Published: June 1, 2026. Version: 1.0.0