1. The presentation of irritable bowel syndrome in the context of somatization disorder 
Carol S. North, Dana Downs, Ray E. Clouse, Aydamir Alrakawi, Mehmet E. Dokucu, Jann Cox, Edward L. Spitznagel, David H. Alpers 
Clinical Gastroenterology and Hepatology 
Volume 2, Issue 9, Pages (September 2004)
DOI: /S (04)
Copyright © 2004 American Gastroenterological Association Terms and Conditions

2. Figure 1
Comparison of IBS patients with and without SD on number of medically unexplained (A) gastrointestinal, (B) nongastrointestinal, and (C) total symptoms (N = 56). IBS patients with SD described more medically unexplained gastrointestinal, nongastrointestinal, and total symptoms than IBS patients without SD.
Clinical Gastroenterology and Hepatology 2004 2, DOI: ( /S (04) )
Copyright © 2004 American Gastroenterological Association Terms and Conditions

3. Figure 2
(A) Numbers of functional gastrointestinal and nongastrointestinal disorders in IBS patients with and without SD (N = 56). IBS patients with SD had higher numbers of functional non-IBS gastrointestinal disorders, functional nongastrointestinal disorders, and all functional disorders. (B) Course of illness and treatment during last 6 months in IBS patients with and without SD (N = 53) (significant relationships only). The course of IBS for patients with SD was marked by greater numbers of phone calls, symptom complaints, and loss of work time for illness. (C) Course of illness and treatment during last 6 months in IBS patients with and without SD (N = 53) (significant relationships only). The course of IBS for patients with SD was marked by greater numbers of urgent care visits, physicians consulted, and medication changes.
Clinical Gastroenterology and Hepatology 2004 2, DOI: ( /S (04) )
Copyright © 2004 American Gastroenterological Association Terms and Conditions

4. Figure 3
Subjective appraisal of (A) depressive, (B) anxiety, and (C) IBS symptoms at index and 6-month follow-up among only patients who completed follow-up assessments (N = 25). Compared with non-SD patients, SD patients reported more depressive, anxiety, and IBS symptoms at follow-up.
Clinical Gastroenterology and Hepatology 2004 2, DOI: ( /S (04) )
Copyright © 2004 American Gastroenterological Association Terms and Conditions