{"dataset":{"id":"54519","dataset_id":"on004000","name":"Fribourg Ultimatum Game in Schizophrenia Study","description":"This dataset comprises 128-channel EEG recordings from 19 patients with psychosis and 24 healthy controls performing the Ultimatum Game at Fribourg University. Participants engaged in both proposer and responder roles across three blocks of 30 trials each, providing neurophysiological insights into decision-making and social cognition in schizophrenia spectrum disorders.","owner_user_id":15,"status":"active","github_repo":"nemarDatasets/on004000","concept_doi":"10.82901/nemar.on004000","latest_version_doi":"10.82901/nemar.on004000.v1.0.0","created_at":"2026-06-23 00:03:22","updated_at":"2026-07-10 22:22:51","zenodo_concept_id":null,"is_sandbox":0,"visibility":"public","ezid_status":"public","enrichment_json":"{\n  \"version\": \"2.0\",\n  \"pipeline_stage\": \"validated\",\n  \"title\": \"Fribourg Ultimatum Game in Schizophrenia Study\",\n  \"description\": \"This dataset comprises 128-channel EEG recordings from 19 patients with psychosis and 24 healthy controls performing the Ultimatum Game at Fribourg University. Participants engaged in both proposer and responder roles across three blocks of 30 trials each, providing neurophysiological insights into decision-making and social cognition in schizophrenia spectrum disorders.\",\n  \"methods_description\": \"EEG was recorded using 128 electrodes while participants performed the Ultimatum Game in a shielded room. Participants completed three blocks per role (proposer and responder), each consisting of 30 repetitions.\",\n  \"license\": \"CC0\",\n  \"dataset_type\": \"raw\",\n  \"authors\": {\n    \"Anna Padée\": {},\n    \"Pascal Missonnier\": {},\n    \"Anne Prévot\": {},\n    \"Grégoire Favre\": {},\n    \"Isabelle Gothuey\": {},\n    \"Marco Merlo\": {},\n    \"Jonas Richiardi\": {}\n  },\n  \"keywords\": [\n    {\n      \"term\": \"EEG\"\n    },\n    {\n      \"term\": \"Schizophrenia\",\n      \"subject_scheme\": \"MeSH\",\n      \"value_uri\": \"http://id.nlm.nih.gov/mesh/D012559\"\n    },\n    {\n      \"term\": \"Ultimatum Game\"\n    },\n    {\n      \"term\": \"decision-making\"\n    },\n    {\n      \"term\": \"social cognition\"\n    },\n    {\n      \"term\": \"psychosis\"\n    }\n  ],\n  \"related_identifiers\": [\n    {\n      \"identifier\": \"https://github.com/nemarDatasets/on004000\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"https://nemar.org/dataexplorer/detail?dataset_id=on004000\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"10.18112/openneuro.ds004000.v1.0.0\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsDerivedFrom\"\n    }\n  ],\n  \"resource_type_specific\": \"EEG Dataset\",\n  \"modalities\": [\n    \"eeg\"\n  ],\n  \"sizes\": [\n    \"24.2 GB (259 files)\"\n  ],\n  \"formats\": [\n    \".eeg\",\n    \".json\",\n    \".md\",\n    \".tsv\",\n    \".vhdr\",\n    \".vmrk\",\n    \".yml\"\n  ],\n  \"source_hash\": \"888159ea9f01588ab9a37d4cbfa90c112ac6676b31f430e2988ad2d5430e0fbb\"\n}","last_activity_at":"2026-06-23 00:03:22","source":"openneuro","source_id":"ds004000","subject_count":43,"modalities":"eeg","age_min":null,"age_max":null,"file_size":24161103216,"total_files":395,"tasks":"proposer,responder","metadata_columns_error":null,"staleness_warn_stage":null,"staleness_admin_notified_at":null,"authors":"Anna Padée, Pascal Missonnier, Anne Prévot, Grégoire Favre, Isabelle Gothuey, Marco Merlo, Jonas Richiardi","license":"CC0","readme":"[![DOI](https://img.shields.io/badge/DOI-10.82901%2Fnemar.on004000-blue)](https://doi.org/10.82901/nemar.on004000)\n\nThis is a schizophrenia in ultimatum game task study for Fribourg University. Participants were asked to play the UG in both roles, both as responder and proposer. 128 electrode EEG was recorded during the task. 19 patients with psychosis epoisodes and 24 healths controls were recorded during the task.\n\nThis dataset was recorded at the Fribourg University in Switzerland. The project was approved by the Ethics Committee of the University of Fribourg (reference number: 054/13-CER-FR).\n\nParticipants sat in a shielded room, in a comfortable chair and played the game, while EEG was recorded. \n\nFor each role, participants performed three blocks, consisting of 30 repetitions each. \n","bids_version":"v1.6.0","sessions_count":null,"publish_date":null,"embedding_dirty":0,"license_tier":"public","zarr_status":"ready","zarr_converted_at":"2026-09-08 14:34:32","zarr_store_count":84,"zarr_index_etag":"e42163bbbfc71a9f525961bdf3ca2b93","zarr_source_commit":"faa3b2f000fa0963d83bc3de841593853b0ed1ac","archive_status":"ready","archive_size":18238517393,"archive_retry_count":0,"records_status":"ready","archive_skip_reason":null,"zarr_errors":2,"zarr_failure_count":1,"zarr_deterministic":0,"zarr_failed_at":"2026-09-08 14:34:32","num_dataset_citations":0,"num_datapaper_citations":0,"n_channels":128,"electrode_system":null,"has_hed":0,"hed_version":null,"is_exemplar":0,"bytes_present":24160615213,"data_complete":1,"withdrawn_at":null,"withdrawn_reason":null,"archive_complete":null,"archive_absent_files":null,"archive_declared_files":null,"zarr_pool_breaks":0,"total_recording_duration":43404,"recording_duration_min":408,"recording_duration_max":540,"recording_count":86,"recordings_unavailable":2,"recordings_measured":84,"channel_count_min":132,"channel_count_max":134,"sampling_frequency":2048,"power_line_frequency":50,"eeg_reference":"Mastoid","placement_scheme":"Biosemi ABCD","sweep_stamps":"{\"enrichment_updated_at\":\"2026-06-23 00:11:41\",\"metadata_updated_at\":\"2026-06-23 00:11:52\",\"archive_checked_at\":\"2026-06-23 00:26:53\",\"zarr_checked_at\":null,\"records_checked_at\":\"2026-06-23 00:20:23\",\"citations_updated_at\":null,\"channel_montage_checked_at\":\"2026-06-28 23:17:48\",\"hed_checked_at\":\"2026-06-30 04:50:03\",\"data_checked_at\":\"2026-08-04 03:00:32\",\"availability_report_at\":\"2026-07-23 01:16:06\",\"signal_defaults_at\":\"2026-09-02 12:05:36\",\"recording_stats_at\":\"2026-09-09 03:00:18\"}","participants":43,"num_citations":0,"latest_version":"v1.0.0","zarr_verify_status":null,"zarr_verified_at":null,"owner_username":"nemarAdmin","owner_github":"nemarAdmin","file_size_formatted":"22.50 GB","zarr_data_failures":{"count":1,"detail_ref":"zarr/index.json","pending":1,"discovered":86},"zarr_index_url":"https://zarr.nemar.org/on004000/zarr/index.json","attestation_deposit_type":null,"attestation_key_status":null,"attestation_deidentified":null,"attestation_no_duplicate":null,"attestation_upstream_source":null,"attestation_accepted_at":null}}