Psychiatric and neurophysiological predictors of obesity in HIV/AIDS.

abstract：:Low heart rate variability (HRV) has strongly been associated with an increased risk for cardiovascular disease. With cardiovascular disease being the number one cause of global deaths, factors that influence its development are relevant to understand. Season of birth has been suggested as one of the factors influenci...

journal_title：Psychophysiology

authors： Iseger TA,Vollebregt MA,Krepel N,Arns M

更新日期：2019-10-01 00:00:00

abstract：:Sensitivity to heartbeat sensations is commonly assessed using tasks that require individuals to judge the simultaneity of heartbeats and tones. In two experiments, we investigated the suitability of this paradigm for examining cardioception. In the first experiment, participants judged the simultaneity of near-thresh...

journal_title：Psychophysiology

authors： Knapp K,Ring C,Brener J

更新日期：1997-07-01 00:00:00

abstract：:Long-term exposure to noise impairs human health, causing pathological changes in the inner ear as well as other anatomical and physiological deficits. Numerous individuals are daily exposed to excessive noise. However, there is a lack of systematic research on the effects of noise on cortical function. Here we report...

journal_title：Psychophysiology

authors： Kujala T,Shtyrov Y,Winkler I,Saher M,Tervaniemi M,Sallinen M,Teder-Sälejärvi W,Alho K,Reinikainen K,Näätänen R

更新日期：2004-11-01 00:00:00

abstract：:Event-related brain potentials (ERPs) were measured when 24 Chinese subjects performed the classical Stroop task. All of subjects had experienced the great Sichuan earthquake (5/12), with 12 people in each of the Far (Chengdu city) and the Close (Deyang city) earthquake experience groups. The behavioral data showed th...

journal_title：Psychophysiology

authors： Qiu J,Su Y,Li H,Wei D,Tu S,Zhang Q

更新日期：2010-11-01 00:00:00

abstract：:Temporal expectations aid performance by allowing the optimization of attentional readiness at moment of highest target probability. Reward enhances cognitive performance through its action on preparatory and reactive attentional processes. To elucidate how motivation interacts with mechanisms of implicit temporal att...

journal_title：Psychophysiology

authors： Massar SAA,Sasmita K,Lim J,Chee MWL

更新日期：2018-12-01 00:00:00

abstract：:Research shows that the visual system monitors the environment for changes. For example, a left-tilted bar, a deviant, that appears after several presentations of a right-tilted bar, standards, elicits a classic visual mismatch negativity (vMMN): greater negativity for deviants than standards in event-related potentia...

journal_title：Psychophysiology

authors： Male AG,O'Shea RP,Schröger E,Müller D,Roeber U,Widmann A

更新日期：2020-06-01 00:00:00

abstract：:When we change sidewalks because we see vomit or dog feces, we are avoiding disgusting stimuli. However, it is unclear how we shift spatial attention itself away from disgusting stimuli. In the present study, we used a multisensory spatial-cuing paradigm as a tool to test if a disgusting sound is avoided by redirectin...

journal_title：Psychophysiology

authors： Zimmer U,Keppel MT,Poglitsch C,Ischebeck A

更新日期：2015-10-01 00:00:00

abstract：:When inverted, thatcherized faces appear normal. This may be due to a decrease in configural and an increase in featural processing. It is not known whether this processing is continuous or reflects two distinct processing systems. Using event-related potentials (ERPs), we investigated the Thatcher effect on thatcheri...

journal_title：Psychophysiology

authors： Milivojevic B,Clapp WC,Johnson BW,Corballis MC

更新日期：2003-11-01 00:00:00

abstract：:There is a widely accepted notion that movement elements are assembled prior to movement execution in a central motor programming stage. However, it is not clear how this stage is structured-whether it is a unitary stage allowing different motor parameters to cross talk or whether there are several independent process...

journal_title：Psychophysiology

authors： Xu L,Sommer W,Masaki H

更新日期：2015-01-01 00:00:00

abstract：:The bandwidth for the recording of the orbicularis oculi blink reflex electromyogram (EMG) response is optimal when low-frequency artifacts, such as motion artifacts and cross-talk from other muscles, are maximally suppressed, whereas true EMG signal power is maximally retained. The optimal bandwidth was investigated ...

journal_title：Psychophysiology

authors： van Boxtel A,Boelhouwer AJ,Bos AR

更新日期：1998-11-01 00:00:00

abstract：:Although the 40 Hz auditory steady-state response (ASSR) is of clinical interest, the construct validity of EEG and MEG measures of 40 Hz ASSR cortical microcircuits is unclear. This study evaluated several MEG and EEG metrics by leveraging findings of (a) an association between the 40 Hz ASSR and age in the left but ...

journal_title：Psychophysiology

authors： Edgar JC,Fisk CL IV,Chen YH,Stone-Howell B,Hunter MA,Huang M,Bustillo JR,Cañive JM,Miller GA

更新日期：2017-08-01 00:00:00

abstract：:In a previous study, deviance in the reaction time (RT) distribution of saccades for patients with schizophrenia was explained using an oculomotor decision model. Here, RTs of visually guided saccades in young healthy men, healthy children, older adults, patients with schizophrenia, and patients with obsessive compuls...

journal_title：Psychophysiology

authors： Theleritis C,Evdokimidis I,Smyrnis N

更新日期：2014-04-01 00:00:00

abstract：:We recorded 128-channel EEG from 16 participants while they observed, imitated, and self-initiated the precision grip of a manipulandum. Mu rhythm amplitudes were significantly lower during observation of a precision grip than during observation of a simple hand extension without object interaction. Scalp topographies...

journal_title：Psychophysiology

authors： Muthukumaraswamy SD,Johnson BW

更新日期：2004-01-01 00:00:00

abstract：:Performance and injury prevention in elite soccer players are typically investigated from physical-tactical, biomechanical, and metabolic perspectives. However, executive functions, visuospatial abilities, and psychophysiological adaptability or resilience are also fundamental for efficiency and well-being in sports. ...

journal_title：Psychophysiology

authors： Rusciano A,Corradini G,Stoianov I

更新日期：2017-06-01 00:00:00

abstract：:Ulrich, Leuthold, and Sommer (1998) suggested that movement preparation at the level of the motor cortex, as indexed by the lateralized readiness potential (LRP), proceeds in a strongly hierarchical fashion, where parameters other than response hand are prepared only if all the movement parameters are known. These con...

journal_title：Psychophysiology

authors： Wild-Wall N,Sangals J,Sommer W,Leuthold H

更新日期：2003-01-01 00:00:00

abstract：:Research has indicated that performance on heartbeat counting tasks may be influenced by beliefs about heart rate. Sixty male subjects were administered the Schandry heartbeat counting task after viewing fast, slow, or no heart rate feedback. Subjects were also administered the Whitehead signal-detection type task. Re...

journal_title：Psychophysiology

authors： Phillips GC,Jones GE,Rieger EJ,Snell JB

更新日期：1999-07-01 00:00:00

abstract：:Alertness is a basic psychological function within the construct of attention. The neural basis of alertness has been found in the right frontotemporal cortex and the left ventrolateral prefrontal cortex. The aim of the present study was to establish the measurement of functional brain activity during alertness with f...

journal_title：Psychophysiology

authors： Herrmann MJ,Woidich E,Schreppel T,Pauli P,Fallgatter AJ

更新日期：2008-05-01 00:00:00

abstract：:Two four-choice reaction time (RT) experiments used the lateralized readiness potential (LRP) and the limb selection potential (LSP) to assess the effects of spatial S-R compatibility on motor processes. Individual stimuli were presented at one corner of a square centered at fixation, and each response was made with t...

journal_title：Psychophysiology

authors： Miller J

更新日期：2016-04-01 00:00:00

abstract：:Two ERP components have been observed following correct and incorrect responses, the error-related negativity (ERN/Ne) and the correct-related negativity (CRN). The function of these components is still under debate. We used a visual size discrimination task at three difficulty levels and utilized a temporospatial pri...

journal_title：Psychophysiology

authors： Endrass T,Klawohn J,Gruetzmann R,Ischebeck M,Kathmann N

更新日期：2012-06-01 00:00:00

abstract：:Brain-potential correlates of response conflict are well documented, but those of task conflict are not. Task-switching studies have suggested a plausible correlate of task conflict--a poststimulus posterior negativity--however, in such paradigms the negativity may also reflect poststimulus task-set reconfiguration po...

journal_title：Psychophysiology

authors： Elchlepp H,Rumball F,Lavric A

更新日期：2013-03-01 00:00:00

abstract：:Error processing is frequently examined using the error-related negativity (ERN), a negative-going event-related potential occurring after the commission of an error at frontal-central sites, and has been suggested as a neural biomarker that may be useful in characterizing trajectories of risk for anxiety. While the E...

journal_title：Psychophysiology

authors： Meyer A,Bress JN,Proudfit GH

更新日期：2014-07-01 00:00:00

abstract：:The present study examined modification of the startle reflex in psychosis-prone and normal control subjects, using a continuous pure tone prestimulus (S1) and an intense white noise startle stimulus (S2). Reflex modification conditions consisted of stimulus pairs with onset asynchronies of 60, 120, and 2000 ms with a...

journal_title：Psychophysiology

authors： Simons RF,Giardina BD

更新日期：1992-01-01 00:00:00

abstract：:Objects compete for representation in our limited capacity visual system. We examined how this competition is influenced by top-down knowledge using event-related potentials. Competition was manipulated by presenting visual search arrays in which the target or distractor was the only color singleton compared to displa...

journal_title：Psychophysiology

authors： Hilimire MR,Corballis PM

更新日期：2014-01-01 00:00:00

abstract：:We often ask other people to carry out actions for us in order to reach our goals. However, these commanded actions may sometimes go awry, and goal attainment is hindered by errors of the following person. Here, we investigated how the commanding person processes these errors of their follower. Because such errors ind...

journal_title：Psychophysiology

authors： Weller L,Schwarz KA,Kunde W,Pfister R

更新日期：2018-06-01 00:00:00

abstract：:The present study investigated the effect of target stimulus probability on the P3 component of the respiratory-related evoked potential (RREP). A single respiratory stimulus paradigm was employed where normal breaths served as standard stimuli and occluded breaths presented at various probability levels served as tar...

journal_title：Psychophysiology

authors： Webster KE,Adey SA,Colrain IM

更新日期：2002-01-01 00:00:00

abstract：:Startle blink as well as skin conductance responses (SCR) are widely used indices of learning processes associated with fear conditioning and extinction. During safety learning, the amygdala is under top-down inhibitory control by the prefrontal cortex (PFC). The capacity of the PFC to exert inhibitory control over su...

journal_title：Psychophysiology

authors： Wendt J,Neubert J,Koenig J,Thayer JF,Hamm AO

更新日期：2015-09-01 00:00:00

abstract：:The effects on cardiovascular reactivity of incentive to influence the judgements of the experimenter and the threat of social evaluation were examined in a sample of 60 male and 60 female undergraduates. Participants either were guaranteed $5.00 to prepare and deliver a brief speech or were told that the money was co...

journal_title：Psychophysiology

authors： Smith TW,Nealey JB,Kircher JC,Limon JP

更新日期：1997-01-01 00:00:00

abstract：:Whether late positive components of event-related potentials (ERPs) parallel changes in heart rate (HR) indicative of attention/orienting to rare stimuli has been debated. In the present study, a three-stimulus design was used, with rare target, rare nontarget, and frequent standard stimuli delivered under identical c...

journal_title：Psychophysiology

authors： Simons RF,Graham FK,Miles MA,Balaban MT

更新日期：1998-09-01 00:00:00

abstract：:Long-term stability of individual differences in stress responses has repeatedly been demonstrated in adults, but few studies have investigated the development of stability in adolescence. The present study was the first to investigate the stability of individual differences in heart rate, parasympathetic (RMSSD, pNN5...

journal_title：Psychophysiology

authors： van den Bos E,Westenberg PM

更新日期：2015-03-01 00:00:00

abstract：:The purpose of this study was to determine whether the latencies of two event-related potential (ERP) components, the NA and N400, were sensitive to semantic priming. Subjects performed a semantic judgment task, which was designed in such a way that the N400 could be examined without overlap from the P3. Priming effec...

journal_title：Psychophysiology

authors： Deacon D,Mehta A,Tinsley C,Nousak JM

更新日期：1995-11-01 00:00:00