{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,22]],"date-time":"2026-04-22T21:30:32Z","timestamp":1776893432965,"version":"3.51.2"},"reference-count":28,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2015,6,22]],"date-time":"2015-06-22T00:00:00Z","timestamp":1434931200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"name":"Grunenthal"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Neurogastroenterology Motil"],"published-print":{"date-parts":[[2015,9]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Retrospective questionnaires are frequently used for symptom assessment in irritable bowel syndrome (<jats:styled-content style=\"fixed-case\">IBS<\/jats:styled-content>) patients, but are influenced by recall bias and circumstantial and psychological factors. These limitations may be overcome by random, repeated, momentary assessment during the day, using electronic Experience Sampling Methodology (<jats:styled-content style=\"fixed-case\">ESM<\/jats:styled-content>). Therefore, we compared symptom assessment by <jats:styled-content style=\"fixed-case\">ESM<\/jats:styled-content> to retrospective paper questionnaires in <jats:styled-content style=\"fixed-case\">IBS<\/jats:styled-content> patients.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Twenty\u2010six <jats:styled-content style=\"fixed-case\">IBS<\/jats:styled-content> patients (Rome III) were included, of which 16 were diagnosed with panic disorder (<jats:styled-content style=\"fixed-case\">DSM<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">IV<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">TR<\/jats:styled-content>). Patients scored symptoms using end\u2010of\u2010day diaries during 14\u00a0days and the gastrointestinal symptom rating scale (<jats:styled-content style=\"fixed-case\">GSRS<\/jats:styled-content>) once. <jats:styled-content style=\"fixed-case\">ESM<\/jats:styled-content> was used on seven consecutive days during the same time period.<\/jats:p><\/jats:sec><jats:sec><jats:title>Key Results<\/jats:title><jats:p>End\u2010of\u2010day diary abdominal pain scores were 0.4 (<jats:styled-content style=\"fixed-case\">SE<\/jats:styled-content> 0.1, <jats:italic>p<\/jats:italic>\u00a0&lt;\u00a00.001) point higher (on a 1\u2010to\u20105\u2010point scale) compared to corresponding <jats:styled-content style=\"fixed-case\">ESM<\/jats:styled-content> mean\u2010scores in <jats:styled-content style=\"fixed-case\">IBS<\/jats:styled-content> patients. The difference was even more pronounced for upper abdominal pain scores assessed by the <jats:styled-content style=\"fixed-case\">GSRS<\/jats:styled-content> (4.77\u00a0\u00b1\u00a01.50) compared to <jats:styled-content style=\"fixed-case\">ESM<\/jats:styled-content> mean\u2010scores (2.44\u00a0\u00b1\u00a01.30, <jats:italic>p<\/jats:italic>\u00a0&lt;\u00a00.001), both on 1\u2010to\u20107\u2010point scale. For flatulence, comparable results were found. Nausea and belching scores showed small, but significant differences between end\u2010of\u2010day diary and <jats:styled-content style=\"fixed-case\">ESM<\/jats:styled-content>. All tested symptoms were scored higher on <jats:styled-content style=\"fixed-case\">GSRS<\/jats:styled-content> compared to <jats:styled-content style=\"fixed-case\">ESM<\/jats:styled-content> mean\u2010scores (<jats:italic>p<\/jats:italic>\u00a0&lt;\u00a00.01). Affective comorbidity did not influence differences in pain reporting between methods.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions &amp; Inferences<\/jats:title><jats:p><jats:styled-content style=\"fixed-case\">IBS<\/jats:styled-content> patients report higher scores for abdominal pain in retrospective questionnaires compared to <jats:styled-content style=\"fixed-case\">ESM<\/jats:styled-content>, with a tendency to report peak rather than average pain scores. <jats:styled-content style=\"fixed-case\">ESM<\/jats:styled-content> can provide more insight in symptom course and potential triggers, and may lead to a better understanding of <jats:styled-content style=\"fixed-case\">IBS<\/jats:styled-content> symptomatology.<\/jats:p><\/jats:sec>","DOI":"10.1111\/nmo.12624","type":"journal-article","created":{"date-parts":[[2015,6,23]],"date-time":"2015-06-23T01:43:41Z","timestamp":1435023821000},"page":"1295-1302","source":"Crossref","is-referenced-by-count":54,"title":["The Experience Sampling Method \u2010 a new digital tool for momentary symptom assessment in <scp>IBS<\/scp>: an exploratory study"],"prefix":"10.1111","volume":"27","author":[{"given":"Z.","family":"Mujagic","sequence":"first","affiliation":[{"name":"Division of Gastroenterology\u2010Hepatology Department of Internal Medicine Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"C.","family":"Leue","sequence":"additional","affiliation":[{"name":"Department of Psychiatry and Psychology Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"L.","family":"Vork","sequence":"additional","affiliation":[{"name":"Division of Gastroenterology\u2010Hepatology Department of Internal Medicine Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"R.","family":"Lousberg","sequence":"additional","affiliation":[{"name":"Department of Psychiatry and Psychology Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"D. M. A. E.","family":"Jonkers","sequence":"additional","affiliation":[{"name":"Division of Gastroenterology\u2010Hepatology Department of Internal Medicine Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"D.","family":"Keszthelyi","sequence":"additional","affiliation":[{"name":"Division of Gastroenterology\u2010Hepatology Department of Internal Medicine Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"M. A.","family":"Hesselink","sequence":"additional","affiliation":[{"name":"Division of Gastroenterology\u2010Hepatology Department of Internal Medicine Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"T. J. C.","family":"van Schagen","sequence":"additional","affiliation":[{"name":"Division of Gastroenterology\u2010Hepatology Department of Internal Medicine Maastricht University Medical Center+ Maastricht The Netherlands"},{"name":"Department of Psychiatry and Psychology Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"J.","family":"van Os","sequence":"additional","affiliation":[{"name":"Department of Psychiatry and Psychology Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"A. A. M.","family":"Masclee","sequence":"additional","affiliation":[{"name":"Division of Gastroenterology\u2010Hepatology Department of Internal Medicine Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"J. W.","family":"Kruimel","sequence":"additional","affiliation":[{"name":"Division of Gastroenterology\u2010Hepatology Department of Internal Medicine Maastricht University Medical Center+ Maastricht The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2015,6,22]]},"reference":[{"key":"e_1_2_11_2_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2036.2009.04144.x"},{"key":"e_1_2_11_3_1","doi-asserted-by":"publisher","DOI":"10.1097\/MCG.0b013e3181eed5d8"},{"key":"e_1_2_11_4_1","doi-asserted-by":"publisher","DOI":"10.1111\/nmo.12365"},{"key":"e_1_2_11_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/nmo.12466"},{"key":"e_1_2_11_6_1","unstructured":"U.S. Department of Health and Human Services FaDA Center for Drug Evaluation and Research (CDER).Guidance for Industry Irritable Bowel Syndrome \u2010 Clinical Evaluation of Drugs for Treatment.2012. 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