{"success":true,"database":"eegdash","data":{"_id":"6953f4249276ef1ee07a3300","dataset_id":"ds003944","associated_paper_doi":null,"authors":["Dean Salisbury","Dylan Seebold","Brian Coffman"],"bids_version":"v1.6.0","contact_info":["Arnaud Delorme"],"contributing_labs":null,"data_processed":false,"dataset_doi":"doi:10.18112/openneuro.ds003944.v1.0.1","datatypes":["eeg"],"demographics":{"subjects_count":82,"ages":[15,21,22,19,22,17,21,22,16,23,25,20,21,19,14,22,30,26,21,20,20,21,21,34,19,20,16,35,15,23,15,22,21,21,19,20,14,18,25,22,21,24,21,22,17,18,26,12,19,25,26,17,20,27,27,22,19,18,21,20,27,23,19,29,17,30,27,28,19,23,30,12,21,29,19,18,21,23,19,29,20,23],"age_min":12,"age_max":35,"age_mean":21.524390243902438,"species":null,"sex_distribution":{"m":54,"f":28},"handedness_distribution":null},"experimental_modalities":null,"external_links":{"source_url":"https://openneuro.org/datasets/ds003944","osf_url":null,"github_url":null,"paper_url":null},"funding":[],"ingestion_fingerprint":"395e7b51da7bc2cc2f9d016a43d01e8e91965c08f24e13ac0b06ca7fc19a3db3","license":"CC0","n_contributing_labs":null,"name":"EEG: First Episode Psychosis vs. Control Resting Task 1","readme":"Resting EEG and MEG data was gathered for two independently collected samples of healthy and First Episode Psychosis (FEP) individuals.\nTo obtain resting data, EEG channels were recorded for 5 minutes using an Elekta Neuromag Vectorview system.\nEEG was recorded using a low-impedance 10-10 system 60-channel cap.\nThe first collected sample of EEG data is provided here. This sample includes a portion of subjects from the second acquisition (EEG: First Episode Psychosis vs. Control Resting Task 2), since they were collected using the same montage.\nThe subjects from Task 2 that have been included here are: sub-2140A, sub-2170A, sub-2174A, sub-2176A, sub-2177A, sub-2184A, sub-2193A, sub-2214A, sub-2217A, sub-2221A.\nThe phenotype directory contains clinical assessment results and data divided by type for all subjects. The assessment results were categorized as follows:\nBPRS - Brief Psychiatric Rating Scale,\nSANS - Scale for Assessment of Negative Symptoms,\nSAPS - Scale for Assessment of Positive Symptoms,\nGAFGAS - Global Assessment of Functioning,\nSFS - Social Functioning Scale,\nMATRICS - MATRICS Consensus Cognitive Battery,\nWASI - Wechsler Abbreviated Scale of Intelligence,\nHollingshead - Hollingshead Four-Factor Index of Socioeconomic Status,\nMedications - Chlorpromazine equivalency of prescribed medication at time of EEG scan.\nValues/scores that were not collected and questions without given responses are denoted by n/a.","recording_modality":["eeg"],"senior_author":"Brian Coffman","sessions":[],"size_bytes":6606397463,"source":"openneuro","study_design":null,"study_domain":null,"tasks":["Rest"],"timestamps":{"digested_at":"2026-04-22T12:25:54.716628+00:00","dataset_created_at":"2021-12-01T17:11:13.253Z","dataset_modified_at":"2022-08-12T19:48:26.000Z"},"total_files":82,"storage":{"backend":"s3","base":"s3://openneuro.org/ds003944","raw_key":"dataset_description.json","dep_keys":["CHANGES","README","participants.json","participants.tsv"]},"nemar_citation_count":7,"computed_title":"EEG: First Episode Psychosis vs. Control Resting Task 1","nchans_counts":[{"val":64,"count":82}],"sfreq_counts":[{"val":1000.0,"count":81},{"val":3000.00030000003,"count":1}],"stats_computed_at":"2026-04-22T23:16:00.306652+00:00","tags":{"modality":"Resting State","pathology":"Schizophrenia/Psychosis","type":"Clinical/Intervention"},"total_duration_s":25197.49996965,"author_year":"Salisbury2021_First","canonical_name":null}}