{"success":true,"database":"eegdash","data":{"_id":"6953f4249276ef1ee07a3323","dataset_id":"ds004151","associated_paper_doi":null,"authors":["Graciela C. Alatorre-Cruz","Heather Downs","Darcy Hagood","Seth T. Sorensen","D. Keith Williams","Linda Larson-Prior"],"bids_version":"1","contact_info":["Graciela Catalina Alatorre Cruz"],"contributing_labs":null,"data_processed":false,"dataset_doi":"doi:10.18112/openneuro.ds004151.v1.0.0","datatypes":["eeg"],"demographics":{"subjects_count":57,"ages":[10,9,9,10,9,10,10,10,10,10,10,10,9,10,9,9,9,9,9,9,9,10,10,10,9,9,10,10,9,10,10,9,9,10,10,10,9,10,10,10,10,9,9,10,9,10,10,10,10,10,10,9,10,10,9,10,9],"age_min":9,"age_max":10,"age_mean":9.596491228070175,"species":null,"sex_distribution":{"m":21,"f":36},"handedness_distribution":null},"experimental_modalities":null,"external_links":{"source_url":"https://openneuro.org/datasets/ds004151","osf_url":null,"github_url":null,"paper_url":null},"funding":["This research was supported by USDA/Agricultural Research Service Project 6026-51000-012-06S"],"ingestion_fingerprint":"60e7f2e1aa26d6f528a49f74e53ffe9617be64216cef7f4d0d56e9fe0b43371f","license":"CC0","n_contributing_labs":null,"name":"Effect of obesity on inhibitory control in preadolescents during stop-signal \ntask. An event-related potentials study","readme":"Introduction\nThis EEG dataset contains the electrophysiological signal from fifty-seven obese and non-obese preteens\nduring a stop-signal task. The stimuli were designed and administered using E-Prime\nsoftware (Version 2) at Arkansas Children Nutrition Center (ACNC), Little Rock, Arkansas.\nThe University of Arkansas for Medical Sciences (UAMS) approved the study protocol. This research\nwas supported by USDA/Agricultural Research Service Project 6026-51000-012-06S.\nRaw data files\nThe data were acquired with a Geodesic Net Amps 300 system running Netstation 4.5.2 software using\nthe 128-channel Geodesic Hydrocell Sensor Net™ (Magstim EGI., Eugene OR, USA).\nNo operations have been performed on the data.\nParticipant data\nThe *Participants.tsv* file contains age, gender, body mass index (BMI), and weight status (WS)\nHow to cite\nAll use of this dataset in a publication context requires the following paper to be cited: Alatorre-Cruz GC, Downs H, Hagood D, Sorensen ST, Williams DK, Larson-Prior L. Effect of obesity on inhibitory control in preadolescents during stop-signal task. An event-related potentials study. Int J Psychophysiol. 2021 Jul;165:56-67. doi: 10.1016/j.ijpsycho.2021.04.003\nContact\nQuestions regarding the EEG data may be addressed to\nCatalina Alatorre-Cruz (gcalatorrecruz@uams.edu).\nQuestion regarding the project, in general, may be addressed to\nLinda Larson-Prior (ljlarsonprior@uams.edu).","recording_modality":["eeg"],"senior_author":"Linda Larson-Prior","sessions":[],"size_bytes":24845636935,"source":"openneuro","study_design":null,"study_domain":null,"tasks":["stop"],"timestamps":{"digested_at":"2026-04-22T12:26:10.858454+00:00","dataset_created_at":"2022-06-13T16:57:01.005Z","dataset_modified_at":"2022-06-14T18:38:37.000Z"},"total_files":57,"storage":{"backend":"s3","base":"s3://openneuro.org/ds004151","raw_key":"dataset_description.json","dep_keys":["CHANGES","README","participants.json","participants.tsv"]},"tagger_meta":{"config_hash":"4a051be509a0e3d0","metadata_hash":"d0eac1c169839eeb","model":"openai/gpt-5.2","tagged_at":"2026-01-20T10:33:22.027928+00:00"},"tags":{"pathology":["Obese"],"modality":["Visual"],"type":["Attention"],"confidence":{"pathology":0.8,"modality":0.6,"type":0.8},"reasoning":{"few_shot_analysis":"Most similar few-shot by paradigm/construct is the example \"EEG: DPX Cog Ctl Task in Acute Mild TBI\" (labeled Visual + Attention). While the participant pathology differs, both datasets study cognitive control/executive function with rapid stimulus–response tasks emphasizing inhibitory control. This guides mapping stop-signal/inhibitory-control paradigms to Type=Attention, and (when computer-presented stimuli are implied) typically Modality=Visual.","metadata_analysis":"Key population/task facts from the README: (1) \"electrophysiological signal from fifty-seven obese and non-obese preteens during a stop-signal task\" (recruitment explicitly includes obesity status). (2) \"The *Participants.tsv* file contains age, gender, body mass index (BMI), and weight status (WS)\" (explicit obesity/weight-status characterization). (3) Citation focus: \"Effect of obesity on inhibitory control in preadolescents during stop-signal task\" (primary construct is inhibitory control; primary grouping is obesity). Stimulus channel is not explicitly stated; only \"stimuli were designed and administered using E-Prime\" (computerized task delivery).","paper_abstract_analysis":"No useful paper information (abstract not provided in the input; only a citation).","evidence_alignment_check":"Pathology: Metadata SAYS participants are \"obese and non-obese preteens\" and records \"BMI\" and \"weight status\"; few-shot patterns do not override explicit recruitment. ALIGN (few-shot has various pathologies; explicit obesity here determines label).\nModality: Metadata SAYS only that stimuli were administered using \"E-Prime\" and that it is a \"stop-signal task\"; few-shot pattern SUGGESTS computerized cognitive-control tasks are often Visual (e.g., DPX example is Visual). PARTIAL ALIGN but weak—metadata does not explicitly state visual vs auditory stop-signal.\nType: Metadata SAYS \"stop-signal task\" and cites \"inhibitory control\"; few-shot pattern SUGGESTS inhibitory control/cognitive control tasks map to Attention (e.g., DPX example). ALIGN.","decision_summary":"Pathology top-2: (A) Obese — supported by \"obese and non-obese\" recruitment and \"BMI\"/\"weight status\" variables and the paper title \"Effect of obesity...\"; (B) Healthy — plausible because includes non-obese controls, but obesity is a defining recruited group and study focus. Winner: Obese. Confidence 0.8 (2+ explicit quotes + clear focus in citation).\nModality top-2: (A) Visual — suggested by E-Prime computerized stop-signal paradigms and supported by convention from the DPX few-shot mapping similar cognitive-control tasks to Visual; (B) Unknown/Auditory — plausible because stop-signal tasks often use an auditory stop tone and metadata never states the sensory channel. Winner: Visual, but weakly. Confidence 0.6 (contextual inference + few-shot convention, no explicit modality quote).\nType top-2: (A) Attention — supported by \"stop-signal task\" and explicit \"inhibitory control\" focus in the cited title; (B) Motor — plausible because task involves response inhibition, but the research purpose is inhibitory control/cognitive control rather than movement execution. Winner: Attention. Confidence 0.8 (explicit construct in citation + few-shot analog to cognitive control)."}},"nemar_citation_count":1,"computed_title":"Effect of obesity on inhibitory control in preadolescents during stop-signal \ntask. An event-related potentials study","nchans_counts":[{"val":128,"count":57}],"sfreq_counts":[{"val":500.0,"count":57}],"stats_computed_at":"2026-04-22T23:16:00.307149+00:00","total_duration_s":null,"author_year":"AlatorreCruz2022_Effect_obesity","canonical_name":null}}