A discriminant analysis model of psychosocial predictors of problematic Internet use and cannabis use disorder in university students

• A discriminant analysis model of psychosocial factors was devised to differentiate between PIU and CUD. Compared the control group, group had higher scores on motor, attentional non-planning impulsiveness; tolerance frustration, emotional pain, ambiguity; negative positive metacognitions, need thoughts, cognitive confidence; RNT. CUD lower family significant other support; motor suppression; thoughts; Social support, physical discomfort, reappraisal, confidence play a role in discriminating The classification results showed that 68.8% 70.8% 81.3% were correctly classified their respective groups based predictor variables. Researchers have found similarities differences behavioral drug addictions. present study designed explore which series predictors addictive behaviors could problematic Internet use (PIU) Cannabis Use Disorder (CUD) sample University students. total 144 participants (76 males, mean age = 23.03 years ± 2.83) separated into three groups: those presenting with (18 females, Mean 22.27 years), (22 female, 22.73 (28 24.04 years). Participants completed Abusive Questionnaire (IAUQ), Severity Dependence Scale (SDS), Multidimensional Perceived Support (MSPSS), Barratt Impulsiveness Scale-11 (BIS-11), Distress Tolerance (MDTS), Emotion Regulation (ERQ), Metacognitions Questionnaire-30 (MCQ-30), Repetitive Thinking Questionnaire-10 (RTQ-10). groups. In addition, function there difference members degree support (0.45), (0.33), discomfort (0.30), reappraisal (0.42), (0.35). findings provide evidence specific can discriminate from