TY  - CONF
AU  - Lin, Feng
AU  - Albantakis, Laura
AU  - Noppari, Tuomo
AU  - Santavirta, Severi
AU  - Brandi, Marie-Luise
AU  - Sun, Lihua
AU  - Lukkarinen, Lasse
AU  - Tani, Pekka
AU  - Salmi, Juha
AU  - Nummenmaa, Lauri
AU  - Dukart, Jürgen
AU  - Schilbach, Leonhard
AU  - Lahnakoski, Juha
TI  - Reduced inter-subject functional connectivity during movies in autism: Replicability across cross-national fMRI datasets
M1  - FZJ-2025-02985
PY  - 2025
AB  - Autism is a neurodevelopmental condition characterized by impairedsocial communication and interaction, restricted interests, stereotypedbehaviors, and altered sensory responses to external stimuli (AmericanPsychiatric Association, 2013). Many autistic individuals withoutintellectual impairment perform well in controlled tasks, such asrecognizing emotional facial expressions (Keating et al., 2023), but theirperformance often declines in naturalistic settings requiring implicit socialprocessing (Van de Cruys et al., 2014). Functional magnetic resonanceimaging (fMRI), during naturalistic stimuli, such as movies, has proveneffective for examining social brain activity (Finn et al., 2020). Intersubjectfunctional connectivity (ISFC) measures the interregionalconnectivity across individuals, by separating the shared and stimulusdrivencomponent of fMRI responses from intrinsic brain activity andnoise (Simony et al., 2016). Previous findings suggest idiosyncratic ISFCpatterns in autistic individuals (Bolton et al., 2018), but the preciseregional differences remain unclear and may vary across movie segments.Addressing the reproducibility crisis in neuroimaging (Kelly & Hoptman,2022), cross-center experiment design can validate the generalizability offindings. This study aimed to investigate the difference of inter-subjectfunctional connectivity between autistic individuals and neurotypicalcontrols and to evaluate their replication across datasets.
T2  - OHBM Annual Meeting
CY  - 24 Jun 2025 - 28 Jun 2025, Brisbane (Australia)
Y2  - 24 Jun 2025 - 28 Jun 2025
M2  - Brisbane, Australia
LB  - PUB:(DE-HGF)24
DO  - DOI:10.34734/FZJ-2025-02985
UR  - https://juser.fz-juelich.de/record/1043687
ER  -