compare intolerance of uncertainty in the generalized anxiety disorder, obsessive compulsive disorder, panic disorder and normal people

abstract background and aim: the intolerance of uncertainty model was initially developed as an explanation for worry within the context of generalized anxiety disorder. however, recent research has identified intolerance of uncertainty (iu) as a transdiagnostic maintaining factor across the anxiety disorders. the aim of the present study was to compare the intolerance of uncertainty in patients with generalized anxiety disorder (gad),obsessive compulsive disorder (ocd), panic disorder (pd) and control group. methods: the present study was a cross-sectional and ex-post facto investigation (causal comparative method). statistical universe constituted all patients had been referred the first to the bozorgmehr clinic in tabriz in the 1389_1390. in this study, 30 client with generalized anxiety disorder (gad), 30 client with obsessive-compulsive disorder (ocd), panic disorder (pd) and 30 control group were selected accessibility. the groups were matched in demographic characteristics with other. data were collected through a structured clinical interview and the intolerance of uncertainty scale (ius). the gathered data is analyzed by spss-17 and descriptive statistic indexs and multivariate analysis of variance (manova). results: the present study has found that people with gad ,ocd ,and pd disorders compared with controls, according to the f=89/6 significance levels of /0001 had higher intolerance of uncertainty, but people with gad, ocd, and pd disorders were not significantly different in the intolerance of uncertainty. the results showe differences between the (gad, ocd, and pd) disorders and control groups in the (f=1/7), significance level0/0001, f=23/5 ,and significance level 0/002,in the two factors  the intolerance of uncertainty questionnaire.   conclusion: in tolerance of uncertainty is not just for generalized anxiety disorder, it construct seen in the obsessive compulsive disorder and panic disorder. it seems cognitive factor of intolerance of uncertainty plays a pivotal role in causing in this disorders. a potential application of these results for the treatment of anxiety disorders are treatable.