Effective bowel preparation is important for examination of the entire colon adequately and for identifying colonic lesions during colonoscopy. However, it is well known that bowel preparation of inpatients is much poorer than that of outpatients. Our goal is to improve bowel preparations with reinforcement of nurse education that explains the steps required for bowel preparation for inpatients undergoing colonoscopies. The education will focus on explaining the purpose of a screening colonoscopy, the rationale for bowel preparation, the pre-colonoscopy diet, and the instructions for completing the laxative. Patients in the control group will receive the standard written bowel preparation instructions, while patients in the intervention group will receive standard written instructions plus a explanation from reinforcement-educated nurse. The investigators hypothesize that patients received a explanation from reinforcement-educated nurses will lead to improved patient compliance and a better bowel preparation. In addition, the investigators hypothesize that a better quality bowel preparation will improve detection of colonic polyps and patients' satisfaction for colonoscopy.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
205
The investigational, or experimental arm, will receive standard written instructions on preparing for a colonoscopy plus instructions from reinforcement educated nurse
Eun Soo Kim
Daegu, South Korea
Quality of bowel preparation
The primary outcome will be the endoscopist's assessment of the quality of preparation using Boston and Ottawa bowel preparation scale
Time frame: day 1
Patient compliance
Patient compliance with preparation instructions self-reported in a pre-procedure questionnaire
Time frame: baseline
Colonoscope insertion and withdrawal times
Time from insertion to cecum and time from cecum to anus
Time frame: day 1
Patient's willingness to do bowel preparation next time
Patient's willingness to do bowel preparation next time self-reported on a pre-procedure questionnaire
Time frame: baseline
Preparation associated side effects
Presence and severity of preparation associated side effects including: bloating, abdominal pain, and nausea/vomiting
Time frame: baseline
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