assessment modality that combines eye-âtracking and penile plethysmography (PPG). Dominique Tro er, Ph. D.1 Mathieu Goye e, Ph. D.2 Joanne-âL. Rouleau, ...
Deviant sexual interests assessment: Op2mizing classifica2on accuracy 1 2 3 1 3 Dominique Tro]er, Ph. D. Mathieu Goye`e, Ph. D. Joanne-‐L. Rouleau, Ph. D. Patrice Renaud, Ph. D. Shawn M.-‐Lévesque
Université du Québec en Outaouais1; Université de Sherbrooke2; Université de Montréal3
Results
Goals
Variables
1. Inves*gate eye-‐tracking as a method to discriminate child molesters from control subjects. 2. Determine the classifica*on accuracy of an assessment modality that combines eye-‐tracking and penile plethysmography (PPG).
Combined PPG w/ CGS and eye tracking Eye-‐tracking variables PPG w/ audio s*muli PPG w/ CGS Reference line
Combined PPG w/ CGS and eye-‐ tracking variables AUC = 0,965 p= 0.000 [95 % CI (0.922; 1.000)]
Conclusions 1. Classifica*on accuracy for eye-‐tracking variables is sta*s*cally equivalent to PPG with audio s*muli. 2. Combining PPG and eye-‐tracking significantly op*mizes sexual interests assessment’s classifica*on accuracy.