Background: The aim of this study was to develop and psychometrically test a short, patient-reported questionnaire to be used in clinical practice for patients with Irritable Bowel Syndrome (IBS).
The following guide to developing questionnaire items and organising the questionnaire is based on best practice (Gehlbach & Brinkworth, 2011; Gehlbach & Artino Jr., 2018). These best practices have ...
Questionnaires typically include mainly or solely ‘closed’ response items. ‘Closed’ items limit the responses that a participant can provide. Examples of closed items include the Likert (i.e. 1-5) ...
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