Correlation Analysis of Biomarkers using Multimodal Biosignals for Detecting Craving States in Patients with Substance Use Disorder
Poster presentation
Research approach
Synchronized ECG, PPG and skin conductance with craving ratings during VR stimuli in 11 patients with alcohol use disorder. Analyzed individual correlations with heart rate, HRV, pulse transit time and skin-conductance responses.
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Results
Selected 25 candidate features from individual correlations. ECG- and PPG-derived heart-rate and NN-interval measures were prominent, with differences in response magnitude and direction across participants.
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