Ventral Attention Network Correlates With High Traits of Emotion Dysregulation in Community Women - A Resting-State EEG Study

被引:10
作者
Fusina, Francesca [1 ,2 ]
Marino, Marco [3 ,4 ]
Spironelli, Chiara [1 ,2 ]
Angrilli, Alessandro [1 ,2 ]
机构
[1] Univ Padua, Padova Neurosci Ctr, Padua, Italy
[2] Univ Padua, Dept Gen Psychol, Padua, Italy
[3] Katholieke Univ Leuven, Res Ctr Motor Control & Neuroplast, Dept Movement Sci, Leuven, Belgium
[4] IRCCS San Camillo Hosp, Venice, Italy
来源
FRONTIERS IN HUMAN NEUROSCIENCE | 2022年 / 16卷
关键词
functional connectivity; EEG; emotion dysregulation; resting state; default mode network (DMN); ventral attention network (VAN); BORDERLINE PERSONALITY-DISORDER; DEFAULT MODE NETWORK; FUNCTIONAL CONNECTIVITY; BRAIN; METAANALYSIS; SYNCHRONIZATION; FLUCTUATIONS; ACTIVATION; DIRECTIONS; DYNAMICS;
D O I
10.3389/fnhum.2022.895034
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
In recent years, many studies have focused on resting-state brain activity, and especially on functional connectivity (FC), an approach that typically describes the statistical interdependence of activity in distant brain regions through specific networks. Our aim was to study the neurophysiological correlates of emotion dysregulation. Therefore, we expected that both the Default Mode Network (DMN), and the Ventral Attention Network (VAN) would have been involved. Indeed, the latter plays a role in the automatic orienting of attention towards biologically salient stimuli and includes key regions for emotion control and modulation. Starting from a community sample of 422 female students, we selected 25 women with high traits of emotion dysregulation (HD group) and 25 with low traits (LD group). They underwent a 64-channel EEG recording during a five-minute resting state with eyes open. Seed-based FC was computed on the EEG Alpha band (8-13 Hz) as a control band, and on EEG Gamma power (30-50 Hz) as the relevant measure. The power within each network and inter-network connectivity (Inter-NC) was also calculated. Analysis of the EEG Gamma band revealed, in the HD group, higher levels of Inter-NC between the VAN and all other resting-state networks as compared with the LD group, while no differences emerged in the Alpha band. Concerning correlations, Alpha power in the VAN was negatively correlated in the HD group with affective lability (ALS-18 questionnaire), both for total score (rho = -0.52, p(FDR) < 0.01) and the Depression/Elation subscale) rho = -0.45, p(FDR) < 0.05). Consistent with this, in the Gamma band, a positive correlation was found between VAN spectral power and the Depression/Elation subscale of ALS-18, again in the HD group only (rho = 0.47, p(FDR) < 0.05). In conclusion, both resting state FC and network power in the VAN were found to be related to high emotion dysregulation, even in our non-clinical sample with high traits. Emotion dysregulation was characterized, in the EEG gamma band, by a VAN strongly connected to all other networks, a result that points, in women prone to emotion dysregulation, to a strong automatic orienting of attention towards their internal state, bodily sensations, and emotionally intense related thoughts.
引用
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页数:12
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