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The impact of transcranial direct current stimulation combined with virtual reality-based mindfulness on attention and inhibitory control in healthy individuals 经颅直流电刺激结合基于虚拟现实的正念对健康个体注意力和抑制控制的影响
IF 4.4 1区 心理学 Q1 PSYCHOLOGY, CLINICAL Pub Date : 2025-10-01 DOI: 10.1016/j.ijchp.2025.100631
Filipa Freire-Santos , Dicle Karacadag , Yasmin Vieira , Mónica Sobral , Vera Mateus , Raquel Guiomar , Perianen Ramasawmy , Andrea Antal , Ana Ganho-Ávila
Combining virtual reality-focused mindfulness (VR-FM) and transcranial direct current stimulation (tDCS) can enhance cognitive performance, offering new insights for scientific research and clinical applications. We aimed to examine the effects of a single session of VR-FM, a single session of tDCS, and their combination on sustained attention, attention control, and inhibitory control.
We conducted a double-blind, controlled, randomized study (N = 107) with five groups: VR-FM or VR-mind wandering, paired with active (2 mA for 20 min) or sham tDCS with the anode over F3 and cathode over F4, and a no-intervention control group. Non-specific skin conductance response (nsSCR) was collected during virtual reality, and cognitive performance was measured with Sustained Attention to Response Task (SART) and the Emotional Stroop (EST) after intervention. Differences between groups were not statistically significant in cognitive tasks (all p>.05) but we found a main effect of group in nsSCR (F (3, 66) = 4.07, p = .010, η² = 0.156), with significant differences between VR-FM + tDCS active and VR-MW + tDCS sham (p = .014).
Single sessions of VR-FM and tDCS did not significantly impact cognitive performance. However, reduced autonomic activation might be associated with mindfulness. Future studies should include several sessions and consider other individual conditions to understand the factors involved.
将以虚拟现实为中心的正念(VR-FM)与经颅直流电刺激(tDCS)相结合可以提高认知能力,为科学研究和临床应用提供新的见解。我们的目的是研究单次VR-FM、单次tDCS及其组合对持续注意、注意控制和抑制性控制的影响。我们进行了一项双盲、对照、随机研究(N = 107),分为五组:VR-FM或vr -走神,与正极F3以上、负极F4以上的主动(2 mA持续20分钟)或假性tDCS配对,以及无干预对照组。在虚拟现实过程中收集非特异性皮肤电导反应(nsSCR),干预后通过持续注意反应任务(SART)和情绪Stroop (EST)测量认知表现。组间在认知任务上的差异无统计学意义(均为p>; 0.05),但我们发现组间在nsSCR上有主要影响(F (3, 66) = 4.07, p = 0.010, η²= 0.156),VR-FM + tDCS活动与VR-MW + tDCS假之间存在显著差异(p = 0.014)。单次VR-FM和tDCS对认知表现没有显著影响。然而,自主神经激活的减少可能与正念有关。未来的研究应该包括几次会议,并考虑其他个人条件,以了解所涉及的因素。
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引用次数: 0
Neurodevelopment of the functional connectivity of the salience network in facial emotion recognition from adolescence to adulthood 青少年至成年期面部情绪识别中显著性网络功能连通性的神经发育
IF 4.4 1区 心理学 Q1 PSYCHOLOGY, CLINICAL Pub Date : 2025-10-01 DOI: 10.1016/j.ijchp.2025.100650
Ji-Won Chun , Jihye Choi , Arom Pyeon , Minkyung Hu , Hyun Cho , Jung-Seok Choi , Kook-Jin Ahn , Jong-Ho Nam , Inyoung Choi , Dai-Jin Kim

Background

Adolescence is characterized by ongoing neurocognitive maturation, particularly in regions that support social–emotional processing and cognitive control. Despite extensive research on emotion regulation, the developmental trajectories of critical neural networks—such as the salience network and the dorsolateral prefrontal cortex (DLPFC)—remain incompletely understood.

Methods

We prospectively enrolled 30 adolescents (12–18 years), 35 early adults (19–24 years), and 35 adults (25–34 years). While undergoing functional magnetic resonance imaging, participants performed an emotional discrimination task on facial expressions. The imaging data were analyzed to assess the neural activity across the emotional conditions, and a generalized psychophysiological interaction approach was applied to examine salience network connectivity.

Results

Adolescents exhibited lower behavioral performance than adults. Regarding brain activation, the dorsal anterior cingulate cortex (dACC) and bilateral insula—key components of the salience network—seemingly differentiated adolescents from early adults and adults. In contrast, DLPFC activity distinguished adults from the two younger groups. Functional connectivity analyses revealed that adolescents either over-sustained or under-recruited dACC–insula connectivity during emotional transitions, correlating with poorer behavioral performance.

Conclusion

These findings underscore distinct developmental trajectories for the salience network and the DLPFC, with adolescents showing heightened vulnerability in social–emotional processing and cognitive control.
青春期的特征是神经认知的持续成熟,特别是在支持社会情绪处理和认知控制的区域。尽管对情绪调节进行了广泛的研究,但关键神经网络的发展轨迹——如突出网络和背外侧前额叶皮层(DLPFC)——仍然不完全清楚。方法前瞻性招募30名青少年(12-18岁)、35名早期成人(19-24岁)和35名成人(25-34岁)。在接受功能性磁共振成像的同时,参与者对面部表情进行了情绪辨别任务。分析成像数据以评估不同情绪状态下的神经活动,并应用广义心理生理相互作用方法来检测显著性网络的连通性。结果青少年的行为表现低于成年人。在大脑激活方面,突出网络的关键组成部分——背前扣带皮层(dACC)和双侧脑岛似乎将青少年与早期成年人和成年人区分开来。相比之下,DLPFC的活动将成年人与两组年轻人区分开来。功能连通性分析显示,青少年在情绪转变期间过度维持或缺乏dacc -脑岛连通性,与较差的行为表现相关。结论突出网络和DLPFC具有明显的发展轨迹,青少年在社会情绪加工和认知控制方面表现出较高的脆弱性。
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引用次数: 0
What comes first: Heart rate variability changes or insomnia? A causal investigation using Mendelian randomization 先发生什么:心率变异性变化还是失眠?使用孟德尔随机化的因果调查
IF 4.4 1区 心理学 Q1 PSYCHOLOGY, CLINICAL Pub Date : 2025-10-01 DOI: 10.1016/j.ijchp.2025.100656
Bing Yan , Xin Cui , Lei Chen , Xiangzhen Miao , Hailin Jiang , Yu Wang , Fuchun Wang

Background

Heart rate variability (HRV), a vital indicator of autonomic nervous system function, is frequently altered in patients with insomnia. While substantial evidence suggests a link between HRV changes and insomnia, previous studies have been limited by small sample sizes and cross-sectional designs, making it impossible to determine whether HRV changes are a cause or consequence of insomnia. Understanding this causal relationship is crucial for developing targeted interventions for sleep disorders.

Objective

To investigate the potential bidirectional causal relationship between HRV and insomnia using two-sample Mendelian randomization (MR) analysis.

Method

We obtained genome-wide association study (GWAS) summary statistics for three HRV traits (pvRSA/HF, RMSSD, and SDNN) from IEU Open GWAS database and insomnia data from FinnGen database (5763 cases and 445,483 controls). Bidirectional MR analyses were performed using multiple methods including inverse variance weighted (IVW), MR-Egger, weighted median, and mode-based approaches. Sensitivity analyses were conducted to assess heterogeneity and horizontal pleiotropy.

Results

MR analysis of HRV on insomnia revealed significant causal effects, specifically for pvRSA/HF (OR = 1.437, 95 % CI: 1.147–1.801, p = 0.002) and SDNN (OR = 1.910, 95 % CI: 1.092–3.342, p = 0.022). These associations remained robust across multiple MR methods and sensitivity analyses. In the reverse direction, MR analysis of insomnia on HRV found no significant causal effects on any HRV traits, suggesting unidirectional causality from HRV to insomnia.

Conclusions

This study provides genetic evidence that altered HRV may causally increase insomnia risk, while insomnia does not appear to causally affect HRV. These findings suggest that regulating HRV might help alleviate insomnia symptoms and improve sleep quality, and highlight the potential of HRV as a therapeutic target in sleep disorders.
心率变异性(HRV)是自主神经系统功能的重要指标,在失眠患者中经常发生改变。虽然有大量证据表明HRV变化与失眠之间存在联系,但之前的研究受限于小样本量和横截面设计,因此无法确定HRV变化是失眠的原因还是结果。了解这种因果关系对于开发针对睡眠障碍的有针对性的干预措施至关重要。目的通过双样本孟德尔随机化(MR)分析,探讨心率变异与失眠之间潜在的双向因果关系。方法从IEU Open GWAS数据库和FinnGen数据库(5763例和445,483例对照)中获取3个HRV特征(pvRSA/HF、RMSSD和SDNN)的GWAS汇总统计数据。双向磁共振分析使用多种方法进行,包括逆方差加权(IVW)、MR- egger、加权中位数和基于模型的方法。进行敏感性分析以评估异质性和水平多效性。结果HRV对失眠有显著的因果关系,特别是pvRSA/HF (OR = 1.437, 95% CI: 1.147 ~ 1.801, p = 0.002)和SDNN (OR = 1.910, 95% CI: 1.092 ~ 3.342, p = 0.022)。这些关联在多种MR方法和敏感性分析中仍然很强大。相反,失眠对HRV的MR分析发现,任何HRV特征都没有显著的因果关系,表明HRV与失眠之间存在单向因果关系。结论:本研究提供了基因证据,表明HRV的改变可能会导致失眠风险的增加,而失眠似乎不会导致HRV的变化。这些发现表明,调节HRV可能有助于缓解失眠症状和改善睡眠质量,并突出了HRV作为睡眠障碍治疗靶点的潜力。
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引用次数: 0
A novel brain functional-structural hybrid analysis to explain the effect of a 6-month psychosocial intervention on resilience in breast cancer 一项新的脑功能-结构混合分析解释了6个月的心理社会干预对乳腺癌恢复力的影响
IF 4.4 1区 心理学 Q1 PSYCHOLOGY, CLINICAL Pub Date : 2025-10-01 DOI: 10.1016/j.ijchp.2025.100639
Muzi Liang , Jin Zhou , Peng Chen , Wenjing Wu , Yalan Song , Guangyun Hu , Qu Hu , Zhe Sun , Yuanliang Yu , Yuyan Liang , Alex Molassiotis , M. Tish Knobf , Zengjie Ye

Purposes

To explore if pretreatment brain function/structure connectome could explain the response to a psychosocial intervention on resilience in breast cancer.

Methods

Between February 2018 and October 2021, women newly diagnosed with breast cancer were retrospectively enrolled from the Be Resilient to Breast Cancer (BRBC) trial and received a supportive-expressive therapy intervention. Baseline Resting-state Functional Magnetic Resonance Imaging (rs-fMRI) combined with Diffusion Tensor Imaging (DTI) were administered and resilience was scored by 10-item Resilience Scale specific to Cancer (RS-SC-10) at baseline and after the intervention (6 months). Response to the supportive intervention on resilience was defined as > 0.5 standard deviation (SD) improvement at 6 months compared to baseline mean resilience score.

Results

A total of 105 patients received intervention. At 6 months, the resilience score improved in 62.9 % (N = 66), defined as the Response group. Amygdala (53 %) and Hippocampus (15 %) in rs-fMRI and CorpusCallosum_ForcepsMinor (96 %) in DTI were recognized as the main significant brain regions associated with treatment response.

Conclusion

These preliminary data suggest that neuro-markers of brain function/structure connectome from MR imaging might be useful in evaluating response to behavioral interventions on resilience.
目的探讨预处理脑功能/结构连接组是否可以解释心理社会干预对乳腺癌恢复力的影响。方法:在2018年2月至2021年10月期间,从BRBC (Be Resilient to breast cancer)试验中回顾性招募了新诊断为乳腺癌的女性,并接受了支持表达治疗干预。基线静息状态功能磁共振成像(rs-fMRI)联合弥散张量成像(DTI),并在基线和干预后(6个月)采用10项癌症弹性量表(RS-SC-10)对恢复能力进行评分。对心理弹性的支持干预的反应被定义为6个月时与基线平均心理弹性评分相比改善了>; 0.5标准差(SD)。结果105例患者接受干预。在6个月时,弹性评分提高了62.9% (N = 66),定义为反应组。rs-fMRI中的杏仁核(53%)和海马体(15%)以及DTI中的胼胝体(96%)被认为是与治疗反应相关的主要重要脑区。结论磁共振成像的脑功能/结构连接组神经标志物可用于评估行为干预对心理弹性的影响。
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引用次数: 0
Structural brain changes in people with dementia receiving Cognitive Stimulation Therapy: Preliminary findings 接受认知刺激疗法的痴呆症患者大脑结构改变:初步发现
IF 4.4 1区 心理学 Q1 PSYCHOLOGY, CLINICAL Pub Date : 2025-10-01 DOI: 10.1016/j.ijchp.2025.100643
Lucas M. Loureiro , Elodie Bertrand , Eelco van Duinkerken , Jerson Laks , Valeska Marinho , Iris Bomilcar , Renata Naylor , Gloria Wong , Aimee Spector , Daniel C. Mograbi

Background

There are growing numbers of people with dementia (PwD) globally, a syndrome with well documented impact on brain structure and connectivity that lead to cognitive impairment. Cognitive Stimulation Therapy (CST) is a non-pharmacological intervention for dementia with a strong evidence-base indicating positive effects on cognition and mood. There is, however, a lack of data on the effects of CST on brain structural and functional changes. This study aimed to analyze the impact of CST on brain cortical differences through the symmetrized percentage change (SPC) of surface area, thickness and volume measured through magnetic resonance imaging (MRI).

Methods

Structural MRI was collected from 17 PwD who received CST and 11 treatment as usual (TAU) controls pre- and pos-intervention. The SPC of cortical structure was calculated for each participant. Freesurfer’s general linear model was used, and the resulting statistical maps were thresholded at p < .01. The maps were then corrected for multiple comparisons using Monte Carlo Z simulation with 10.000 iterations. The family wise error cluster-level correction for multiple comparisons threshold was set at p < .05 and p-values were further corrected using the Bonferroni method to correct for both hemispheres.

Results

There were no statistically significant differences between CST and TAU groups regarding age, sex or years of education. Relative to TAU, the CST group exhibited a decrease in surface area in the left rostral middle frontal region (PFWE = 0.019, Cohen’s δ of 1.764), in addition to an increase in thickness in the right supramarginal (PFWE = 0.012, Cohen’s δ of -2.063) and postcentral regions (PFWE = 0.038, Cohen’s δ of -2.11). No differences in volume SPC were found between groups. A statistically significant correlation was also found between cognition and the right supramarginal gyrus thickness (p = .017).

Conclusion

This is the first study on the effects of CST on brain surface area, thickness, and volume. Our results indicate a change in cortical structure associated with CST. Reduced cortical thickness in the rostral middle frontal region may be related to the effects of CST on mood and stress. Increased thickness in the right supramarginal and postcentral regions may be due to increased abilities of phonological processing, verbal working memory, and somatosensory processing. More data, with larger samples, are needed to support these findings.
全球有越来越多的痴呆症患者(PwD),这是一种对大脑结构和连通性产生影响并导致认知障碍的综合征。认知刺激疗法(CST)是一种治疗痴呆症的非药物干预手段,有强有力的证据表明对认知和情绪有积极的影响。然而,关于CST对大脑结构和功能变化的影响的数据缺乏。本研究旨在通过磁共振成像(MRI)测量脑表面积、厚度和体积的对称百分率变化(SPC),分析CST对脑皮层差异的影响。方法对17例接受CST治疗的PwD患者和11例正常治疗(TAU)对照患者进行干预前和干预后的MRI检查。计算每个参与者的皮质结构SPC。采用Freesurfer的一般线性模型,所得统计图的阈值为p <; 0.01。然后使用蒙特卡罗Z模拟进行10,000次迭代,对地图进行多次比较。多个比较阈值的家庭明智误差聚类水平校正设置为p <; 0.05,并使用Bonferroni方法进一步校正p值,以校正两个半球。结果CST组与TAU组在年龄、性别、受教育年限等方面差异无统计学意义。与TAU相比,CST组左侧吻侧额中区表面积减少(PFWE = 0.019, Cohen’s δ为1.764),右侧边缘上区厚度增加(PFWE = 0.012, Cohen’s δ为-2.063),中央后区厚度增加(PFWE = 0.038, Cohen’s δ为-2.11)。各组间体积SPC无差异。认知能力与右侧边缘上脑回厚度之间也存在统计学上的显著相关(p = 0.017)。结论CST对大鼠脑表面积、厚度和体积影响的研究尚属首次。我们的研究结果表明与CST相关的皮质结构改变。鼻侧额叶中区皮层厚度的减少可能与CST对情绪和压力的影响有关。右侧边缘上和中央后区域的厚度增加可能是由于语音处理、言语工作记忆和体感处理能力的增加。需要更多的数据和更大的样本来支持这些发现。
{"title":"Structural brain changes in people with dementia receiving Cognitive Stimulation Therapy: Preliminary findings","authors":"Lucas M. Loureiro ,&nbsp;Elodie Bertrand ,&nbsp;Eelco van Duinkerken ,&nbsp;Jerson Laks ,&nbsp;Valeska Marinho ,&nbsp;Iris Bomilcar ,&nbsp;Renata Naylor ,&nbsp;Gloria Wong ,&nbsp;Aimee Spector ,&nbsp;Daniel C. Mograbi","doi":"10.1016/j.ijchp.2025.100643","DOIUrl":"10.1016/j.ijchp.2025.100643","url":null,"abstract":"<div><h3>Background</h3><div>There are growing numbers of people with dementia (PwD) globally, a syndrome with well documented impact on brain structure and connectivity that lead to cognitive impairment. Cognitive Stimulation Therapy (CST) is a non-pharmacological intervention for dementia with a strong evidence-base indicating positive effects on cognition and mood. There is, however, a lack of data on the effects of CST on brain structural and functional changes. This study aimed to analyze the impact of CST on brain cortical differences through the symmetrized percentage change (SPC) of surface area, thickness and volume measured through magnetic resonance imaging (MRI).</div></div><div><h3>Methods</h3><div>Structural MRI was collected from 17 PwD who received CST and 11 treatment as usual (TAU) controls pre- and pos-intervention. The SPC of cortical structure was calculated for each participant. Freesurfer’s general linear model was used, and the resulting statistical maps were thresholded at <em>p</em> &lt; .01. The maps were then corrected for multiple comparisons using Monte Carlo Z simulation with 10.000 iterations. The family wise error cluster-level correction for multiple comparisons threshold was set at <em>p</em> &lt; .05 and p-values were further corrected using the Bonferroni method to correct for both hemispheres.</div></div><div><h3>Results</h3><div>There were no statistically significant differences between CST and TAU groups regarding age, sex or years of education. Relative to TAU, the CST group exhibited a decrease in surface area in the left rostral middle frontal region (P<sub>FWE</sub> = 0.019, Cohen’s δ of 1.764), in addition to an increase in thickness in the right supramarginal (P<sub>FWE</sub> = 0.012, Cohen’s δ of -2.063) and postcentral regions (P<sub>FWE</sub> = 0.038, Cohen’s δ of -2.11). No differences in volume SPC were found between groups. A statistically significant correlation was also found between cognition and the right supramarginal gyrus thickness (<em>p</em> = .017).</div></div><div><h3>Conclusion</h3><div>This is the first study on the effects of CST on brain surface area, thickness, and volume. Our results indicate a change in cortical structure associated with CST. Reduced cortical thickness in the rostral middle frontal region may be related to the effects of CST on mood and stress. Increased thickness in the right supramarginal and postcentral regions may be due to increased abilities of phonological processing, verbal working memory, and somatosensory processing. More data, with larger samples, are needed to support these findings.</div></div>","PeriodicalId":47673,"journal":{"name":"International Journal of Clinical and Health Psychology","volume":"25 4","pages":"Article 100643"},"PeriodicalIF":4.4,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145364127","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Peripheral pro-inflammatory cytokine levels are associated with brain structural atrophies in patients with anxious depression 焦虑性抑郁症患者的外周促炎细胞因子水平与脑结构萎缩有关
IF 4.4 1区 心理学 Q1 PSYCHOLOGY, CLINICAL Pub Date : 2025-10-01 DOI: 10.1016/j.ijchp.2025.100629
Zhihui Lan , Ji-Tao Li , Lin-lin Zhu, Yankun Wu, Tian Shen, Youran Dai, Yun-Ai Su, Tianmei Si

Background

Anxious depression (AD), a common neurophysiological subtype of major depressive disorder (MDD), is often accompanied by immune dysregulation and volumetric alterations in brain structures. However, the intrinsic relationships between inflammatory markers and brain structural changes in AD patients remain unclear.

Methods

Participants were categorized into three groups: the AD group (n = 43), the non-anxious depression group (NAD, n = 68), and healthy controls (HC, n = 53), matched for age, sex, and education level. Serum levels of interleukin-1 beta (IL-1β), interleukin-6 (IL-6), and tumor necrosis factor alpha (TNF-α) were measured across the groups. All participants underwent T1-weighted magnetic resonance imaging (MRI) scans, and voxel-based morphometry (VBM) analysis was performed to assess gray matter volume (GMV). Correlation analyses were conducted to investigate potential associations between inflammatory markers and GMV in the AD group.

Results

Compared to HCs, patients with MDD exhibited significantly elevated serum IL-6 levels. Additionally, AD patients demonstrated reduced GMV in the right putamen, right superior temporal gyrus (STG), and right cuneus compared to both NAD and HC groups. Notably, reduced GMV in the right STG was significantly correlated with serum IL-1β levels and depression severity within the AD group.

Conclusions

These findings provide preliminary psychoradiological evidence for the pathophysiological mechanisms underlying this MDD subtype and possible explanations for the differences in clinical features and prognosis between AD and NAD.
背景:危险型抑郁症(AD)是重度抑郁症(MDD)的一种常见的神经生理亚型,常伴有免疫失调和脑结构体积改变。然而,炎症标志物与AD患者脑结构变化之间的内在关系尚不清楚。方法根据年龄、性别和受教育程度将参与者分为三组:AD组(n = 43)、非焦虑性抑郁组(NAD, n = 68)和健康对照组(HC, n = 53)。测定各组血清白细胞介素-1β (IL-1β)、白细胞介素-6 (IL-6)和肿瘤坏死因子α (TNF-α)水平。所有参与者都接受了t1加权磁共振成像(MRI)扫描,并进行了基于体素的形态测量(VBM)分析,以评估灰质体积(GMV)。进行相关性分析以调查AD组炎症标志物与GMV之间的潜在关联。结果与hcc患者相比,MDD患者血清IL-6水平显著升高。此外,与NAD组和HC组相比,AD患者表现出右侧壳核、右侧颞上回(STG)和右侧楔叶的GMV减少。值得注意的是,在AD组中,右侧STG GMV的降低与血清IL-1β水平和抑郁严重程度显著相关。结论这些发现为该MDD亚型的病理生理机制提供了初步的心理放射学证据,并可能解释AD和NAD在临床特征和预后方面的差异。
{"title":"Peripheral pro-inflammatory cytokine levels are associated with brain structural atrophies in patients with anxious depression","authors":"Zhihui Lan ,&nbsp;Ji-Tao Li ,&nbsp;Lin-lin Zhu,&nbsp;Yankun Wu,&nbsp;Tian Shen,&nbsp;Youran Dai,&nbsp;Yun-Ai Su,&nbsp;Tianmei Si","doi":"10.1016/j.ijchp.2025.100629","DOIUrl":"10.1016/j.ijchp.2025.100629","url":null,"abstract":"<div><h3>Background</h3><div>Anxious depression (AD), a common neurophysiological subtype of major depressive disorder (MDD), is often accompanied by immune dysregulation and volumetric alterations in brain structures. However, the intrinsic relationships between inflammatory markers and brain structural changes in AD patients remain unclear.</div></div><div><h3>Methods</h3><div>Participants were categorized into three groups: the AD group (<em>n</em> = 43), the non-anxious depression group (NAD, <em>n</em> = 68), and healthy controls (HC, <em>n</em> = 53), matched for age, sex, and education level. Serum levels of interleukin-1 beta (IL-1β), interleukin-6 (IL-6), and tumor necrosis factor alpha (TNF-α) were measured across the groups. All participants underwent T1-weighted magnetic resonance imaging (MRI) scans, and voxel-based morphometry (VBM) analysis was performed to assess gray matter volume (GMV). Correlation analyses were conducted to investigate potential associations between inflammatory markers and GMV in the AD group.</div></div><div><h3>Results</h3><div>Compared to HCs, patients with MDD exhibited significantly elevated serum IL-6 levels. Additionally, AD patients demonstrated reduced GMV in the right putamen, right superior temporal gyrus (STG), and right cuneus compared to both NAD and HC groups. Notably, reduced GMV in the right STG was significantly correlated with serum IL-1β levels and depression severity within the AD group.</div></div><div><h3>Conclusions</h3><div>These findings provide preliminary psychoradiological evidence for the pathophysiological mechanisms underlying this MDD subtype and possible explanations for the differences in clinical features and prognosis between AD and NAD.</div></div>","PeriodicalId":47673,"journal":{"name":"International Journal of Clinical and Health Psychology","volume":"25 4","pages":"Article 100629"},"PeriodicalIF":4.4,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145222891","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of resistance exercise on attentional bias toward food in overweight female college students: An event-related potential study 抗阻运动对超重女大学生食物注意偏倚的影响:一项事件相关电位研究
IF 4.4 1区 心理学 Q1 PSYCHOLOGY, CLINICAL Pub Date : 2025-10-01 DOI: 10.1016/j.ijchp.2025.100632
Jifu Wang , Feng Ding , Shuailei Lian , Lin Yu

Background

Attentional bias toward high-energy foods may increase appetite, leading to overconsumption and overweight. Physical exercise has been shown to reduce such bias, however, limited research has investigated its effects and underlying mechanisms.
The present study aimed to explore whether acute resistance exercise modulates attentional bias toward food-related stimuli among young overweight women.

Methods

Forty-three overweight female college students were randomly assigned to either an experimental group (n = 20; BMI = 25.25 ± 0.84) that performed 41 min of moderate-intensity resistance exercise or a control group (n = 23; BMI = 25.52 ± 1.01) that completed a reading task. Attentional bias was assessed using a dot-probe task with high- and low-energy food images after the exercise or control session, with the behavioral (reaction time, accuracy, attentional engagement/disengagement index) and neurophysiological (N2, P3) measures.

Results

Compared to the control group, the exercise group had a significantly lower attentional engagement index for the low-energy food cues and significantly shorter peak latency of N2 and P3 during the dot probe task. Within the experimental group, the N2 peak amplitude was significantly lower in the high-energy vs. low-energy condition when there were incongruent food cues.

Conclusion

These results indicate that the onset of attentional engagement and attentional orientation toward food cues occurred significantly earlier after resistance exercise. This study provides novel insights into the neurocognitive mechanisms underlying resistance exercise-induced modulations of attentional processing of food-related stimuli in overweight females, offering both theoretical contributions to exercise cognition and practical implications for weight management interventions.
对高能量食物的偏好可能会增加食欲,导致过度消费和超重。体育锻炼已被证明可以减少这种偏见,然而,对其影响和潜在机制的研究有限。本研究旨在探讨急性抵抗运动是否能调节年轻超重女性对食物相关刺激的注意偏向。方法将43名超重女大学生随机分为实验组(n = 20, BMI = 25.25±0.84)和对照组(n = 23, BMI = 25.52±1.01),实验组进行41 min的中等强度阻力运动,对照组完成阅读任务。在运动或控制后,采用高能量和低能量食物图像的点探测任务,通过行为(反应时间、准确性、注意参与/脱参与指数)和神经生理(N2, P3)测量来评估注意偏倚。结果与对照组相比,运动组在低能量食物线索下的注意投入指数显著降低,在点探测任务中N2和P3的峰值潜伏期显著缩短。在实验组中,当食物提示不一致时,高能量条件下的N2峰值幅度明显低于低能量条件下的N2峰值幅度。结论抗阻运动后,儿童对食物线索的注意投入和注意倾向发生明显提前。这项研究为超重女性抵抗运动诱导的食物相关刺激注意加工调节的神经认知机制提供了新的见解,为运动认知和体重管理干预提供了理论贡献和实际意义。
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引用次数: 0
Continuous sleep tracking in digital CBT-I: Efficacy and insights from a naturalistic-environment study 数字CBT-I中的连续睡眠跟踪:来自自然环境研究的功效和见解
IF 4.4 1区 心理学 Q1 PSYCHOLOGY, CLINICAL Pub Date : 2025-10-01 DOI: 10.1016/j.ijchp.2025.100646
Alexandra Hinterberger , Esther-Sevil Eigl , Aniko Szeko , Pavlos I Topalidis , Manuel Schabus

Background

Insomnia is highly prevalent, yet few receive cognitive behavioral therapy for insomnia (CBT-I) due to limited treatment availability. Unguided digital CBT-I offers an accessible alternative to traditional face-to-face therapy. Research in this area often relies on either subjective sleep measurements (e.g., sleep diaries) or controlled single-night lab studies. This study examines the effectiveness of a novel app-based CBT-I program combining therapy with continuous subjective and objective sleep tracking via a heart rate (HR) sensor in a naturalistic setting.

Methods

Eighty-eight participants (56.8 % female) aged 20–85 years (M = 49.9 ± 13.10) completed an 8-week app-based CBT-I intervention with continuous sleep tracking (sleep diaries and HR sensor), followed by a 2-week follow-up. Assessments at baseline, post-intervention, and follow-up included sleep related problems, psychological strain, quality of life, and dysfunctional beliefs.

Results

Insomnia prevalence dropped from 92 % at pre-intervention to 67 % at follow-up. Improvements were observed in subjective sleep quality (p < .001, r = 0.59), dysfunctional beliefs (p < .001, r = 0.48), quality of life (p’s < .002, r’s > 0.33), psychological strain (p < .001, r = 0.43), depression (p = .010, r = 0.27), and anxiety (p = .003, r = 0.32). While sleep diary data showed improvements in various sleep parameters, objective data revealed statistical trends towards a reduced total sleep time (TST; p = .083, r = 0.19), driven by sleep restriction, and light sleep (p = .089, r = 0.18). Using continuous sleep monitoring we additionally found relevant changes during the intervention levels for subjective wake after sleep onset, sleep efficiency as well as objective TST.

Conclusion

Findings support the effectiveness of app-based CBT-I and suggest that continuous objective sleep tracking over weeks can reveal previously undetected sleep and well-being improvements in real-world settings.
背景:失眠非常普遍,但由于治疗方法有限,很少有人接受认知行为治疗(CBT-I)。无指导的数字CBT-I为传统的面对面治疗提供了一种可访问的替代方案。这一领域的研究通常依赖于主观睡眠测量(如睡眠日记)或受控的单夜实验室研究。本研究考察了一种基于应用程序的新型CBT-I项目的有效性,该项目将治疗与在自然环境中通过心率(HR)传感器持续的主观和客观睡眠跟踪相结合。方法年龄20 ~ 85岁的88名参与者(56.8%为女性)(M = 49.9±13.10)完成了为期8周的基于app的CBT-I干预,并持续进行睡眠追踪(睡眠日记和HR传感器),随访2周。基线、干预后和随访的评估包括睡眠相关问题、心理压力、生活质量和功能失调的信念。结果睡眠患病率由干预前的92%下降到随访时的67%。主观睡眠质量(p < 0.001, r = 0.59)、功能失调信念(p < 0.001, r = 0.48)、生活质量(p < 0.002, r 's > 0.33)、心理紧张(p < 0.001, r = 0.43)、抑郁(p = 0.010, r = 0.27)、焦虑(p = 0.003, r = 0.32)均有改善。虽然睡眠日记数据显示各种睡眠参数有所改善,但客观数据显示,受睡眠限制和轻度睡眠(p = 0.089, r = 0.18)的影响,总睡眠时间(TST; p = 0.083, r = 0.19)有所减少。通过持续的睡眠监测,我们还发现在干预水平期间主观醒后、睡眠效率和客观TST的相关变化。研究结果支持基于应用程序的CBT-I的有效性,并表明连续数周的客观睡眠跟踪可以揭示现实环境中以前未被发现的睡眠和健康改善。
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引用次数: 0
Exploring the bidirectional within-subject relationship between sleep and affective wellbeing: Insights from an intensive longitudinal study 探索睡眠和情感健康之间的双向主体关系:来自密集纵向研究的见解
IF 4.4 1区 心理学 Q1 PSYCHOLOGY, CLINICAL Pub Date : 2025-10-01 DOI: 10.1016/j.ijchp.2025.100648
Justin Hachenberger , Maia ten Brink , Denny Kerkhoff , Sebastian Baron , Manuel Schabus , Sakari Lemola
This study aimed to investigate the bidirectional relationships between affective wellbeing and sleep, and to explore the moderating effects of depressive and insomnia symptoms. Data from two studies, involving 178 participants in total aged 18–29 years, were analyzed. Over 14 days, participants completed daily surveys assessing affective wellbeing and wore ECG chest belts for heart rate variability monitoring to derive objective sleep indices. Multilevel models were used to examine within-subject associations between affective states and subsequent sleep, and vice versa, while considering depressive and insomnia symptoms as moderators. Higher positive affect than usual in the evening was associated with shorter total sleep time, shorter rapid eye movement sleep, and lower number of awakenings and stage shifts than usual in the following night. Regarding sleep predicting morning’s affective wellbeing, longer slow-wave sleep was linked to higher positive affect than usual, while longer rapid eye movement sleep and higher sleep efficiency than usual predicted lower negative affect than usual. Also, higher subjective sleep quality than usual was associated with higher positive and lower negative affect than usual the next morning. No evidence for moderation effects of insomnia and depressive symptoms for the bidirectional within-subject associations between sleep and affect was found. The findings underscore the complex interplay between sleep and affective wellbeing, particularly highlighting that the subjective perception of one’s sleep appears to be relevant for the next morning’s affective states.
本研究旨在探讨情感幸福感与睡眠的双向关系,并探讨抑郁和失眠症状的调节作用。研究人员分析了两项研究的数据,涉及178名年龄在18-29岁之间的参与者。在14天的时间里,参与者每天完成评估情感健康的调查,并佩戴心电图胸带监测心率变异性,以获得客观的睡眠指数。在考虑抑郁和失眠症状作为调节因素的同时,多层模型被用于检查情感状态和随后的睡眠之间的主体内关联,反之亦然。晚上比平时更积极的情绪与更短的总睡眠时间、更短的快速眼动睡眠、更少的觉醒次数和更少的阶段转换有关。在睡眠预测早晨的情感健康方面,较长的慢波睡眠与比平时更高的积极影响有关,而较长的快速眼动睡眠和比平时更高的睡眠效率预示着比平时更低的消极影响。此外,比平时更高的主观睡眠质量与第二天早上比平时更高的积极情绪和更低的消极情绪有关。没有证据表明失眠和抑郁症状对睡眠和情绪之间的双向主体内关联有调节作用。研究结果强调了睡眠和情感健康之间复杂的相互作用,特别强调了一个人对睡眠的主观感知似乎与第二天早上的情感状态有关。
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引用次数: 0
The relationship between glymphatic system, multi-level stress response, and psychological resilience 淋巴系统、多层次应激反应与心理弹性的关系
IF 4.4 1区 心理学 Q1 PSYCHOLOGY, CLINICAL Pub Date : 2025-10-01 DOI: 10.1016/j.ijchp.2025.100645
Rachel R. Jin , Li Liang , Horace Tong , Menglu Chen , Tatia M.C. Lee

Background

Stress promotes affective, neural, endocrine, and immune responses. The glymphatic system, essential for waste clearance and immune homeostasis, protects the brain against adverse neurobiological changes. However, it remains unclear how the glymphatic system changes during acute stress, coordinates with multi-level stress responses, and relates to psychological resilience in humans.

Methods

We recruited 84 healthy middle-aged adults (mean age 29.26 ± 2.91, 50 males) without major physical, neurological, or psychological conditions. Glymphatic system function was assessed via the coupling between global blood-oxygen-level-dependent and cerebrospinal fluid signals (gBOLD-CSF coupling) before, immediately after, and 60 min after the Montreal Imaging Stress Task. Mood states, neural responses (BOLD signal changes), acute and awakening cortisol responses, and psychological resilience (Connor-Davidson Resilience Scale) were measured. We compared gBOLD-CSF coupling changes over time using repeated-measures ANOVA, and investigated their associations with affective, neural, endocrine responses, and resilience with linear models and network analysis.

Results

gBOLD-CSF coupling was stronger at baseline and after recovery compared to immediately after stress. Changes in gBOLD-CSF coupling were associated with stress-related negative affect and prefrontal neural response. The cortisol response to acute stress was related to gBOLD-CSF coupling response to stress, depending on the level of the cortisol awakening response. The glymphatic system emerged as a central mediator of multi-organ stress response. Finally, post- to pre-stress changes in gBOLD-CSF coupling were associated with psychological resilience.

Conclusions

The glymphatic system transiently fluctuates during acute stress, synergizing with affective, neural, and endocrine networks, playing significant roles in stress response and psychological resilience.
应激促进情感、神经、内分泌和免疫反应。淋巴系统对废物清除和免疫稳态至关重要,保护大脑免受不利的神经生物学变化。然而,目前尚不清楚淋巴系统如何在急性应激时发生变化,协调多层次的应激反应,并与人类的心理弹性有关。方法招募84名健康中年人(平均年龄29.26±2.91岁,男性50名),无重大生理、神经或心理疾病。在蒙特利尔成像应激任务之前、之后和60分钟后,通过全球血氧水平依赖性和脑脊液信号(gBOLD-CSF耦合)的耦合来评估淋巴系统功能。测量情绪状态、神经反应(BOLD信号变化)、急性和觉醒皮质醇反应和心理弹性(康纳-戴维森弹性量表)。我们使用重复测量方差分析比较了gBOLD-CSF耦合随时间的变化,并通过线性模型和网络分析研究了它们与情感、神经、内分泌反应和恢复力的关系。结果与应激后立即相比,bold - csf耦合在基线和恢复后更强。gBOLD-CSF偶联的变化与应激相关的负面情绪和前额叶神经反应有关。皮质醇对急性应激的反应与gBOLD-CSF对应激的耦合反应有关,这取决于皮质醇觉醒反应的水平。淋巴系统成为多器官应激反应的中心介质。最后,应激前后gBOLD-CSF耦合的变化与心理弹性有关。结论淋巴系统在急性应激时存在短暂波动,与情感网络、神经网络和内分泌网络协同作用,在应激反应和心理恢复中发挥重要作用。
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引用次数: 0
期刊
International Journal of Clinical and Health Psychology
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