In this study, we evaluated the factor structure, reliability estimates, item parameters, and differential correlates of the short form of the intolerance of uncertainty scale in samples of undergraduate women n 387 and men n 276 ranging in. Studies highlight the relevance of iu for eating disorders eds however, potential factors contributing to iu in eds remain unstudied. In addition to completing the ius, participants completed measures of worrying, anxious arousal, anhedonic depression, the big. Intolerance of uncertainty is a fundamental transdiagnostic personality construct hierarchically organized with a core general factor underlying diverse clinical manifestations. This instrument was designed to measure 2 facets of. The current study evaluated the construct validity of the intolerance of uncertainty inventory, a twopart scale separately assessing a unitary intolerance of uncertainty disposition to consider. Participant responses on the clinical scales for anxiety and. Mar 12, 2014 research suggests that intolerance of uncertainty may be important in understanding worry and may play a key role in the etiology and maintenance of worry. The ius12 is a 12item short form of the original 27item intolerance of. The total scale has demonstrated excellent internal consistency with alpha. The intolerance of uncertainty scale, psychological well. Research has found that people vary in their ability to tolerate uncertainty. However, specific ius items functioned differently in the two groups, with more ius items appearing biased in the fulllength relative to the short form version.
Journal of obsessivecompulsive and related disorders. Pathways from uncertainty to anxiety 1 pathways from. The following committee members have found the thesis acceptable in form and content, and that the candidate demonstrated. Mar 26, 2018 intolerance of uncertainty is a fundamental transdiagnostic personality construct hierarchically organized with a core general factor underlying diverse clinical manifestations. The 12item ius12, adapted from the original 27item ius freeston et al.
Pdf its not just the judgementsits that i dont know. Intolerance of uncertainty scale ius17 and assesses iu e. Coping with uncertainty in everyday situations cues to. Adisasa anxiety disorders interview schedule autism spectrum addendum, ascasd anxiety scale for children autism spectrum disorder, cape childrens assessment of participation and enjoyment, cues coping with uncertainty in everyday situations, dass depression, anxiety and stress scale, iusc intolerance of. The intolerance of uncertainty scale short form iusf. Intolerance of uncertainty is measured using the intolerance of uncertainty scale ius, which has been shown to be reliable and valid in many studies. Resolving uncertainty about the intolerance of uncertainty. The ius12 was derived from the original 27item intolerance of uncertainty scale which measures reactions to ambiguous situations, uncertainty, and the future e. Despite the development of a japanese version 11 of the mishel uncertainty in illness scalecommunity form muisc 12, which measures uncertainty in illness, and the universal uncertainty in illness scale to be used for inpatients and outpatients uuis, a similar measure that can be used regardless of the treatment setting. Introduc7on methods results discussion n p intolerance%of. Intolerance of uncertainty is measured using the intolerance of uncertainty scale ius. Intolerance of uncertainty scale, short form ius12. Enter your email address to subscribe to this blog and receive notifications of new posts by email. The present study adapted parallel child and parentreport forms of the intolerance of uncertainty scale ius and examined the internal consistency, convergent validity, and classification properties of these forms in youth aged 717 m 11.
Data from multiplegroups confirmatory factor analysis supported the equivalence of the equal form and factor loadings of both ius versions in white and black respondents. Intolerance of uncertainty scale ius phenx toolkit. Journal of anxiety disorders 41 2016 4349 contents lists available at sciencedirect journal of anxiety disorders enhancing the ecological validity of the beads task as a behavioral measure of intolerance of uncertainty. A comparison of death anxiety, intolerance of uncertainty. Intolerance of uncertainty iu is recognized for its contribution to various psychopathologies, in particular anxiety and depression. Intolerance of uncertainty fuels depressive symptoms. Psychometric properties of a dutch version of the intolerance of uncertainty scale article pdf available in netherlands journal of psychology 622. Nicholas carleton university of regina despite widespread use, few translations are available for the intolerance of uncertainty scale short. Time points at which measures and data are collected. Impact of intolerance of uncertainty on psychological well. Research suggests that intolerance of uncertainty may be important in understanding worry and may play a key role in the etiology and maintenance of worry. Therapists for the study were three doctoral students with 2 to 4 years of clinical experience and one licensed doctorallevel psychologist with 7 years of experience. Vlaeyena,d, liesbet goubertb aresearch group of health psychology, university of leuven, tiensestraat 102, b3000 leuven, belgium1. This study investigates the relationship between intolerance of uncertainty, worry, and statistics anxiety.
Vlaeyena,d, liesbet goubertb aresearch group of health psychology, university of leuven, tiensestraat 102, b3000 leuven, belgium1 b department of experimentalclinical and health psychology, ghent university, henri dunantlaan 2. This 12item scale has two subscales of future anxiety and inhibitory anxiety. Intolerance of uncertainty as a predictor of social anxiety. Intolerance of uncertainty scale short form ius12 at t1, participants completed the ius12 carleton et al. The 27item intolerance of uncertainty scale ius was developed to measure intolerance of uncertainty. A total of 591 participants, 445 females, average age 38. The ius12 showed excellent internal validity, and good convergent. Moreover, recent evidence has suggested a multifaceted hierarchical structure for this scale.
Intolerance of uncertainty predicts analogue posttraumatic. Intolerance of uncertainty confirmatory factor analysis of the dutch intolerance of uncertainty scale. The ius12 showed excellent internal validity, and good convergent validity. In addition, there was no difference in baseline intolerance of uncertainty scale ius score between treatment completers and noncompleters, f 1, 34 0. The contribution of intolerance of uncertainty to the development and maintenance of anxiety disorders has become increasingly recognized by researchers. The intolerance of uncertainty scale ius includes 27 items relating to the idea that uncertainty is unacceptable, reflects badly on a person, and leads to frustration, stress, and the inability to take action. Carleton, norton, and asmundson 2007 created a short version of this measure, the ius12, that consists of two factors. Specifically, individuals who are intolerant of uncertainty find unknown outcomes unacceptably threatening, overestimating both the likelihood and impact of.
Intolerance of uncertainty fuels depressive symptoms through. We developed the first intervention programme specifically targeting intolerance of uncertainty in children with asd. The connection between intolerance of uncertainty and worry has been extensively researched, especially by michel dugas and robert ladouceur. Eric ej859924 the intolerance of uncertainty scale for.
Intolerance of uncertainty and immediate decisionmaking in. In addition to completing the ius, participants completed measures of worrying, anxious arousal, anhedonic depression, the big five personality dimensions, and the need for closure scale. Because we cant see the future, we can never be certain about what exactly is going to happen day to day. Developing a scale for measuring uncertainty in patients. Intolerance of uncertainty and immediate decisionmaking. A short version of the intolerance of uncertainty scale.
The relationship between intolerance of uncertainty. To summarize, the usage of the short 12item version of the ius should. Development and validation of the multidimensional distress tolerance scale a thesis by kelsey n. Nicolina ratto, one of their associates, says that. How to tolerate uncertainty dealing with uncertainty is an unavoidable part of daily life.
Psychometric properties of the intolerance of uncertainty. In order to measure the construct of the intolerance of uncertainty iu, freeston et al. The ius12 was backtranslated into italian by the authors for use in the current study. Resolving uncertainty about the intolerance of uncertainty scale12. Uncertainty tolerance ut is an important, wellstudied phenomenon in health care and many other important domains of life, yet its conceptualization and measurement by researchers in various disciplines have varied substantially and its essential nature remains unclear.
The results showed that there were significant differences between different groups. Despite widespread use, few translations are available for the intolerance of uncertainty scale short form ius12 as well as limited research on its. Coping with uncertainty in everyday situations cues. Items were scored on a 5point likert scale ranging from 1 not at all characteristic of me to 5 entirely characteristic of me. In line with the socialcognitive model, two interpersonal factors, social support from family and friends and patient trust in physician, were proposed to buffer the indirect influence of iu on distress through ea. Finally, 338 questionnaires were statistically analyzed by spss 20, using anova and discriminant function analysis. A factor analysis of the ius suggested that it includes the following. Three hundred and fortynine women with ed symptoms and 214 individuals without ed symptoms were recruited and.
Despite widespread use, few translations are available for the intolerance of uncertainty scale short form ius12 as well as limited research on its psychometric properties in italy. A comparison of the 27item and 12item intolerance of uncertainty. This site is like a library, use search box in the widget to get ebook that you want. Received in revised form 10 february 2010 accepted 3 march 2010 available online 23 march 2010 keywords. The items measured individuals emotional, cognitive and. The current study evaluated the construct validity of the intolerance of uncertainty inventory, a twopart scale separately assessing a unitary intolerance of uncertainty disposition to consider uncertainties to be. Predicting intolerance of uncertainty in individuals with. This gap is due to the absence of a psychometrically sound measure of iu in youth. Such catastrophic appraisals may then trigger the use of ine. Intolerance of uncertainty scale short form ius 12.
Please use the scale below to describe to what extent each item is characteristic of you for each item please tick one of the five boxes. Intolerance of uncertainty can be defined as the extensive tendency of an individual to find the. Pdf psychometric properties of a dutch version of the. Intolerance of uncertainty iu is an individuals dispositional. Comparison of modular cognitivebehavioral therapy and. Frontiers the intolerance of uncertainty inventory. The role of metacognition and intolerance of uncertainty. The bisbas also has adequate testretest reliability and has demonstrated convergent and discriminant validity60. The relationship between intolerance of uncertainty, sensory sensitivities, and anxiety in autistic and typically developing children louise neil1 nora choque olsson2 elizabeth pellicano1,3 published online.
The role of metacognition and intolerance of uncertainty in. Avoidance and intolerance of uncertainty download ebook. Intolerance of uncertainty has received substantial empirical attention in recent years. Intolerance of uncertainty scale short form this questionnaire is developed by freeston et al. The relationship between intolerance of uncertainty, sensory. The ius12 is a short version of the original 27item intolerance of uncertainty scale and measures responses to uncertainty. The socialcognitive processing model of adaption to. Social anxiety and distress scale, likert scale sads. Asi3cc anxiety sensitivity index3 cognitive concerns subscale. A comparison of death anxiety, intolerance of uncertainty and. Confirmatory factor analysis of the dutch intolerance of. It is a key component of worry, state anxiety, and related anxiety pathologies.
Previous psychometric analyses of the ius have suggested both four and fivefactor models. You will find below a series of statements which describe how people may react to the uncertainties of life. The 27item intolerance of uncertainty scale ius was developed. This selfreport scale consisted of 27 items, which supported a five factor structure. Participants responded to each item on a fivepoint scale from not at all. The phenx toolkit is a catalog of highpriority measures for consideration and inclusion in genomewide association studies gwas and other. The dimensionality and correlates of the intolerance of uncertainty scale ius were examined in a sample of 239 university students.
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