The Children’s Obsessional Compulsive Inventory-Revised-Parent Version (ChOCI-R-P)<\/strong> is a standardized, multidimensional parent-proxy psychometric instrument designed to assess the phenomenology, frequency, and functional impairment associated with obsessive-compulsive disorder<\/a> (OCD) in children and adolescents aged 7 to 17 years. Originating from the restructuring of the original Children’s Obsessional Compulsive Inventory (ChOCI) by Rudolf Uher, Isobel Heyman, Cynthia M. Turner, and Roz Shafran (2008), the instrument addresses a critical gap in pediatric psychiatric evaluation by decoupling qualitative symptom manifestation from severity and impairment metrics. Composed of 38 discrete entries, the tool is structured into two parallel sections: Part One evaluates compulsive behaviors through 10 symptom inventory items, a qualitative listing of the top three most distressing rituals, and 6 impairment\/severity items; Part Two evaluates obsessional cognitive phenomena through 10 symptom items, an open listing of the top three primary intrusive thoughts, and 6 impairment\/severity items.<\/p>\n The symptom items are rated on a 3-point ordinal scale (0 = Not at all<\/em>, 1 = Somewhat<\/em>, 2 = A lot<\/em>), yielding a Compulsion Symptom Score (range 0\u201320), an Obsession Symptom Score (range 0\u201320), and an aggregate Total Symptom Score (range 0\u201340). The impairment items employ a 5-point scale (0 to 4), producing a Compulsion Impairment Score (range 0\u201324), an Obsession Impairment Score (range 0\u201324), and a Total Impairment Score (range 0\u201348), reflecting interference across daily routines, resistance, perceived distress, and behavioral avoidance. Psychometric investigations across clinical samples demonstrate strong internal consistency (Cronbach’s alpha exceeding .80 for subscales and .90 for total scores), robust convergent validity with clinician-administered benchmarks including the Children’s Yale-Brown Obsessive Compulsive Scale<\/a> (CY-BOCS), and clear multi-informant concordance with youth self-report protocols<\/span>.<\/p>\n Obsessional Compulsive Inventory-Revised-Parent, ChOCI-R-P, pediatric obsessive-compulsive disorder, parent-report assessment, compulsions, obsessions, functional impairment, psychometrics, CY-BOCS, child psychiatry<\/p>\n The ChOCI-R-P was developed and psychometrically validated by a collaborative team of clinical psychologists and academic psychiatrists specializing in pediatric anxiety and neurodevelopmental conditions:<\/p>\n The primary purpose of the ChOCI-R-P is to provide an empirically grounded, parent-reported assessment of obsessive-compulsive symptoms and related impairment in youth. In developmental psychopathology, children and adolescents often present with varying levels of symptom insight (ego-dystonicity<\/a> vs. ego-syntonicity), verbal expressive capacities, and willingness to disclose distressing, taboo, or shame-inducing cognitive intrusions. Consequently, youth self-reports may underestimate symptom burden or fail to register functional interference. Conversely, parents are situated to observe behavioral rituals, avoidance patterns, daily developmental delays, family accommodation dynamics, and home distress.<\/p>\n Clinically, the ChOCI-R-P serves three primary roles:<\/p>\n The psychological construct evaluated by the ChOCI-R-P is pediatric obsessive-compulsive disorder as conceptualized within modern diagnostic frameworks (DSM-5-TR<\/a> and ICD-11<\/a>). The instrument divides this overarching construct into two structural dimensions, each split into symptom presentation and functional impairment:<\/p>\n Compulsions are repetitive, intentional, rule-governed physical behaviors or mental acts executed to neutralize anxiety, prevent a dreaded catastrophe, or achieve an internal sense of completeness (“just right” experiences). The 10 compulsive symptom items capture diverse behavioral typologies:<\/p>\n The subsequent impairment items assess parameters aligned with the CY-BOCS architecture: daily time occupied by top habits, school and social interference, emotional distress upon prevention, child resistance efforts, internal urge intensity, and avoidance behaviors.<\/p>\n Obsessions are recurrent, persistent, intrusive, and unwanted thoughts, images, or urges that provoke distress. Parents evaluate overt verbalizations or clear behavioral manifestations of these cognitions across 10 items:<\/p>\n Obsessional impairment is measured along parallel dimensions: time consumption, social\/academic disruption, subjective distress, degree of resistance, child control over thoughts, and avoidance behaviors.<\/p>\n The ChOCI-R-P is grounded in cognitive-behavioral and neurodevelopmental models of OCD. In cognitive models (e.g., Salkovskis, 1985; Rachman, 1997), intrusive thoughts are universal cognitive phenomena; their transformation into clinical obsessions stems from catastrophic misinterpretations of their occurrence, significance, or moral weight. For example, thought-action fusion<\/a>\u2014the belief that thinking a harmful thought makes it more likely to happen or is morally equivalent to the action\u2014is reflected in items addressing guilt over unwanted thoughts.<\/p>\n Behavioral theory underscores the functional role of compulsions as negative reinforcement mechanisms. When an intrusive cognition arises, it generates distress or autonomic arousal. Carrying out a compulsion (or securing parental reassurance) provides transient relief, strengthening the urge to repeat the ritual in subsequent episodes. Over time, family members frequently become integrated into these cycles through family accommodation<\/a>, answering reassurance queries, facilitating avoidance, or assisting with washing and checking routines.<\/p>\n Developmentally, young children often lack the metacognitive sophistication to label their cognitive phenomena as “obsessions.” They may experience compulsions as somatic tensions or “not just right experiences” (NJREs) rather than cognitive predictions of danger. The ChOCI-R-P accounts for this by framing compulsions as “habits the child feels compelled to do” and framing obsessions as “thoughts, ideas, or pictures that keep coming into the mind.” This developmental adaptation preserves clinical utility across the 7\u201317 age span.<\/p>\n The psychometric properties of the ChOCI-R-P were established in validation studies led by Uher et al. (2008), which examined a cohort of 285 children and adolescents diagnosed with OCD alongside comparison clinical and community samples. Multiple forms of validity support the scale’s use:<\/p>\n Empirical evaluations confirm the reliability of the ChOCI-R-P across pediatric populations:<\/p>\n Exploratory factor analysis (EFA) and subsequent confirmatory factor analysis (CFA) conducted by Uher et al. (2008) confirmed a multidimensional latent structure for the ChOCI-R-P:<\/p>\n The Obsessional Compulsive Inventory-Revised-Parent was developed and published in 2008<\/strong> by Rudolf Uher, Isobel Heyman, Cynthia M. Turner, and Roz Shafran. The instrument was created for clinical and academic research and is available in published research reports. It may be used without royalty fees for non-commercial clinical work, scientific research, and educational applications, provided proper citation of the seminal 2008 publication in the Journal of Anxiety Disorders<\/em> is maintained. Modification of item phrasing, translation into other languages, or commercial redistribution requires formal permission from the copyright holders and corresponding authors.<\/p>\n The Children’s Obsessional Compulsive Inventory-Revised-Parent (ChOCI-R-P) is a 38-item parent-report rating scale developed by Rudolf Uher and colleagues to evaluate obsessive-compulsive symptoms and related impairment in youth aged 7\u201317.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","categories":[11401,66,2],"tags":[26307,22941,11458,22940,1356,10255,26298],"class_list":["post-8873","psych_scale","type-psych_scale","status-publish","hentry","category-child-adolescent-assessment","category-clinical-psychology","category-psychometrics","tag-choci-r-p","tag-compulsions","tag-cy-bocs","tag-obsessions","tag-obsessive-compulsive-disorder","tag-parent-rating-scale","tag-pediatric-ocd"],"_links":{"self":[{"href":"https:\/\/ashadocs.org\/index.php?rest_route=\/wp\/v2\/psych_scale\/8873","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ashadocs.org\/index.php?rest_route=\/wp\/v2\/psych_scale"}],"about":[{"href":"https:\/\/ashadocs.org\/index.php?rest_route=\/wp\/v2\/types\/psych_scale"}],"author":[{"embeddable":true,"href":"https:\/\/ashadocs.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ashadocs.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8873"}],"version-history":[{"count":0,"href":"https:\/\/ashadocs.org\/index.php?rest_route=\/wp\/v2\/psych_scale\/8873\/revisions"}],"wp:attachment":[{"href":"https:\/\/ashadocs.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ashadocs.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8873"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ashadocs.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}2. Keywords<\/h2>\n
3. Authors<\/h2>\n
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4. Purpose<\/h2>\n
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5. Psychological Construct<\/h2>\n
Compulsive Symptom Dimension and Impairment<\/h3>\n
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Obsessional Symptom Dimension and Impairment<\/h3>\n
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6. Theoretical Framework<\/h2>\n
7. Validity<\/h2>\n
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8. Reliability<\/h2>\n
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9. Factor Analysis<\/h2>\n
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10. Instrument \/ Measurement Tool<\/h2>\n
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11. Permissions & Fee and Test Year<\/h2>\n
12. References<\/h2>\n
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13. Items of the Scale (Questionnaire)<\/h2>\n