2014
Brain activity in predominantly-inattentive subtype attention-deficit/hyperactivity disorder during an auditory oddball attention task
Orinstein AJ, Stevens MC. Brain activity in predominantly-inattentive subtype attention-deficit/hyperactivity disorder during an auditory oddball attention task. Psychiatry Research 2014, 223: 121-128. PMID: 24953999, PMCID: PMC4120259, DOI: 10.1016/j.pscychresns.2014.05.012.Peer-Reviewed Original ResearchConceptsAttention-deficit/hyperactivity disorderAttention taskADHD subtypesHyperactivity disorderNovel stimuliBrain activityMemory-related cognitive processesPrevious functional neuroimaging studiesBilateral superior temporal gyrusRight posterior parietal cortexNumerous cognitive tasksFunctional neuroimaging studiesInfrequent target stimuliAge-matched control participantsSuperior temporal gyrusPosterior parietal cortexTemporal lobe structuresGreater hemodynamic activityAttentional orientingCognitive processesCognitive tasksTarget stimuliInattentive subtypeLateral temporal lobe structuresAttention deficits
2005
fMRI in an oddball task: Effects of target‐to‐target interval
Stevens MC, Calhoun VD, Kiehl KA. fMRI in an oddball task: Effects of target‐to‐target interval. Psychophysiology 2005, 42: 636-642. PMID: 16364059, DOI: 10.1111/j.1469-8986.2005.00368.x.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingEvent-related potentialsTarget stimuliOddball taskTarget intervalTask-relevant target stimuliP3 event-related potentialBilateral lateral prefrontal cortexTask-relevant stimuliTemporal-parietal junctionLateral prefrontal cortexAuditory oddball taskMemory templateNovel stimuliPrefrontal cortexHemodynamic activityAnterior cingulateNeural systemsStimuliPositive relationshipLarge sampleHealthy adultsNeuronal modulationEffect of targetMagnetic resonance imagingHemispheric differences in hemodynamics elicited by auditory oddball stimuli
Stevens MC, Calhoun VD, Kiehl KA. Hemispheric differences in hemodynamics elicited by auditory oddball stimuli. NeuroImage 2005, 26: 782-792. PMID: 15955488, PMCID: PMC2759643, DOI: 10.1016/j.neuroimage.2005.02.044.Peer-Reviewed Original ResearchConceptsNovel stimuliInfrequent targetsRight hemisphereHemispheric differencesGreater right hemisphere activationTask-relevant target stimuliAuditory oddball stimuliEvent-related fMRIParietal lobe activityRight hemisphere activationFrequent standard stimuliTask-irrelevant novel stimuliPrevious neuroimaging studiesHealthy adult participantsAttentional processesNovelty processingSalient stimuliTarget stimuliOddball stimuliOddball taskNeuroimaging studiesStandard stimuliInfrequent novelLeft hemisphereHemodynamic activityAn adaptive reflexive processing model of neurocognitive function: supporting evidence from a large scale (n = 100) fMRI study of an auditory oddball task
Kiehl KA, Stevens MC, Laurens KR, Pearlson G, Calhoun VD, Liddle PF. An adaptive reflexive processing model of neurocognitive function: supporting evidence from a large scale (n = 100) fMRI study of an auditory oddball task. NeuroImage 2005, 25: 899-915. PMID: 15808990, DOI: 10.1016/j.neuroimage.2004.12.035.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge FactorsArousalAttentionBrainBrain MappingDominance, CerebralEvent-Related Potentials, P300FemaleHemodynamicsHumansImage Processing, Computer-AssistedMagnetic Resonance ImagingMaleMiddle AgedNerve NetOxygenPitch DiscriminationReaction TimeReflexSex FactorsStatistics as TopicConceptsTask performanceNovel stimuliTask-relevant target stimuliProcessing of salientBrain regionsSuccessful task performanceAuditory oddball taskFunctional MRI studyNovelty processingReflexive processingSalient stimuliTarget stimuliOddball taskFMRI studyRandom effects statistical modelSubcortical systemsProcessing modelEffect of genderNeurocognitive functionInter-subject reliabilityEffects statistical modelStimuliSignificant activationFixed-effects analysisTarget detection