Irritable bowel syndrome is one of the physicians' most common conditions and accounts for approximately 12% of primary
healthcare units' visits. Objectives: This study aimed to assess the prevalence and risk factors of irritable bowel syndrome among
high school female students in the Northern borders region, KSA. Methods: A cross-sectional study was carried out during the
second academic semester, April 2019 to December 2019. The investigator used a self-administered questionnaire that employed
Rome 4 criteria and previously tested for validity and reliability. Data collected were analyzed using SPSS version 24 using Chisquare
test and Fisher exact tests for significance. Results: The overall prevalence of IBS among the studied group is 54.8%. School
grade, marital status, Family income, Family number, Parents status (p<0. 001) were significantly related to IBS. Lifestyle factors
such as physical inactivity and poor consumption of fruits and vegetables were significantly associated with irritable bowel
syndrome among adolescents. Conclusion: IBS is a prevalent condition that necessitates medical care. Family physicians need
screening for IBS in a different setting. Raising awareness on healthy lifestyles among adolescents is highly recommended to
combat IBS and other lifestyle diseases.
Keywords: irritable bowel syndrome, KSA, Rome IV