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Published June 14, 2020 | Version v1.1

Neural representation of threat features and behavior in a human approach-avoidance conflict anxiety task: Unthresholded SPM activation maps

  • 1. University of Zurich
  • 2. University of Zurich / University College London

Description

This dataset includes group-level results from multifold parametric analyses of a high-resolution fMRI

approach-avoidance conflict anxiety task (n = 19). SPM Results are divided in primary
analyses using a 8 mm FWHM smoothing kernel, and secondary (localization)
anaylses using a 4 mm FWHM kernel.

Parametric modulators of BOLD activation were set up with serial orthogonalization in the following order:
P1: TP, TM, TP x TM
P2: A, TP, TM, A x TP, A x TM, TP x TM, A x TP x TM
P3: Two separate analyses for approach and avoidance trials. Order of modulators as in P1.

Abbreviations:
TP = threat probability
TM = threat magnitude
A = action (approach / avoidance)

The study is reported in the following reference:
Abivardi A.*, Khemka S.*, Bach D.R. (2020) Neural representation of threat features
and behavior in a human approach-avoidance conflict anxiety task (submitted)

 

 

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