Effects of personality traits on the manifestations of irritable bowel syndrome

<p>Abstract</p> <p>Objective</p> <p>Previous studies have reported that patients with irritable bowel syndrome (IBS) show high neuroticism. However, the precise association between the IBS subtypes and the degree of neuroticism in younger populations is largely unknown....

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Main Authors: Tayama Jun, Nakaya Naoki, Hamaguchi Toyohiro, Tomiie Tadaaki, Shinozaki Masae, Saigo Tatsuo, Shirabe Susumu, Fukudo Shin
Format: Article
Language:English
Published: BMC 2012-10-01
Series:BioPsychoSocial Medicine
Subjects:
Online Access:http://www.bpsmedicine.com/content/6/1/20
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author Tayama Jun
Nakaya Naoki
Hamaguchi Toyohiro
Tomiie Tadaaki
Shinozaki Masae
Saigo Tatsuo
Shirabe Susumu
Fukudo Shin
author_facet Tayama Jun
Nakaya Naoki
Hamaguchi Toyohiro
Tomiie Tadaaki
Shinozaki Masae
Saigo Tatsuo
Shirabe Susumu
Fukudo Shin
author_sort Tayama Jun
collection DOAJ
description <p>Abstract</p> <p>Objective</p> <p>Previous studies have reported that patients with irritable bowel syndrome (IBS) show high neuroticism. However, the precise association between the IBS subtypes and the degree of neuroticism in younger populations is largely unknown. We tested our hypothesis that subjects with diarrhea-predominant IBS may have a higher degree of neuroticism than subjects without IBS or those with other subtypes of IBS. We also verified the additional hypothesis that the severity of neuroticism might be correlated with the severity of IBS in younger populations.</p> <p>Methods</p> <p>We conducted a cross-sectional survey of 557 university students, ranging in age from 18 to 21 years. Presence/ absence of IBS and determination of the IBS subtype was by the Rome II Modular Questionnaire, while the severity of IBS was determined by the IBS severity index (IBS-SI). The degree of neuroticism was evaluated using the Maudsely Personality Inventory (MPI). The presence/absence of psychological distress was measured with the K6 scale.</p> <p>Results</p> <p>Neuroticism scores in the subjects with diarrhea-predominant IBS were significantly higher than those in the non-IBS subjects or subjects with constipation-predominant IBS. The neuroticism scores were significantly correlated with the IBS-SI scores in all subjects with IBS.</p> <p>Conclusion</p> <p>These results suggest that neuroticism is involved in the pathophysiology of IBS in young subjects, especially in that of the diarrhea-predominant subtype.</p>
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spelling doaj.art-7d154f6e617a4202bfff86a17e5922392022-12-22T01:22:58ZengBMCBioPsychoSocial Medicine1751-07592012-10-01612010.1186/1751-0759-6-20Effects of personality traits on the manifestations of irritable bowel syndromeTayama JunNakaya NaokiHamaguchi ToyohiroTomiie TadaakiShinozaki MasaeSaigo TatsuoShirabe SusumuFukudo Shin<p>Abstract</p> <p>Objective</p> <p>Previous studies have reported that patients with irritable bowel syndrome (IBS) show high neuroticism. However, the precise association between the IBS subtypes and the degree of neuroticism in younger populations is largely unknown. We tested our hypothesis that subjects with diarrhea-predominant IBS may have a higher degree of neuroticism than subjects without IBS or those with other subtypes of IBS. We also verified the additional hypothesis that the severity of neuroticism might be correlated with the severity of IBS in younger populations.</p> <p>Methods</p> <p>We conducted a cross-sectional survey of 557 university students, ranging in age from 18 to 21 years. Presence/ absence of IBS and determination of the IBS subtype was by the Rome II Modular Questionnaire, while the severity of IBS was determined by the IBS severity index (IBS-SI). The degree of neuroticism was evaluated using the Maudsely Personality Inventory (MPI). The presence/absence of psychological distress was measured with the K6 scale.</p> <p>Results</p> <p>Neuroticism scores in the subjects with diarrhea-predominant IBS were significantly higher than those in the non-IBS subjects or subjects with constipation-predominant IBS. The neuroticism scores were significantly correlated with the IBS-SI scores in all subjects with IBS.</p> <p>Conclusion</p> <p>These results suggest that neuroticism is involved in the pathophysiology of IBS in young subjects, especially in that of the diarrhea-predominant subtype.</p>http://www.bpsmedicine.com/content/6/1/20PersonalityIrritable bowel syndromeDepressionNeuroticismBrain- gut interactions
spellingShingle Tayama Jun
Nakaya Naoki
Hamaguchi Toyohiro
Tomiie Tadaaki
Shinozaki Masae
Saigo Tatsuo
Shirabe Susumu
Fukudo Shin
Effects of personality traits on the manifestations of irritable bowel syndrome
BioPsychoSocial Medicine
Personality
Irritable bowel syndrome
Depression
Neuroticism
Brain- gut interactions
title Effects of personality traits on the manifestations of irritable bowel syndrome
title_full Effects of personality traits on the manifestations of irritable bowel syndrome
title_fullStr Effects of personality traits on the manifestations of irritable bowel syndrome
title_full_unstemmed Effects of personality traits on the manifestations of irritable bowel syndrome
title_short Effects of personality traits on the manifestations of irritable bowel syndrome
title_sort effects of personality traits on the manifestations of irritable bowel syndrome
topic Personality
Irritable bowel syndrome
Depression
Neuroticism
Brain- gut interactions
url http://www.bpsmedicine.com/content/6/1/20
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