Impact of Digital Tools on the Quality of Bowel Preparation for Colonoscopy

This is a single blinded randomized controlled study. The main question of this study is whether better preparation by making full use of digital tools can increase patient compliance with the preparation methods for colonoscopy, and as a result improve bowel preparation quality and colonoscopy outcomes in a cost-effective manner.Participants will randomly assigned to one of three colonoscopy preparation groups (i) a written hand out containing all information required for bowel preparation (standard care) (ii) standard care and in addition a video call with a professional nurse conducted via digital devices and a free software (Zoom video communication or What's app application) (iii) standard care and in addition to a video call as described above using an explanatory short video on bowel preparation (video film), streamed to the patient's mobile device or computer.

Inclusion Criteria:age >18 yearsaccess to a digital device (smart phone, tablet, personal computer, laptop- this includes individuals who can use devices from household of relatives)ability to understand instructions in Hebrew or Arabicability to sign a digital consentExclusion Criteria:• pregnancy (first trimester)