The RIFT Audit Disclaimer: This calculator is not a replacement for, nor constitutes a clinical judgement or any clinical recommendation. This is not a diagnostic application. We assume no liability or responsibility for clinical decisions, injury, death or any other event to the user or any other arising from the use of this website. Data is not validated for patients outside the ages of 5 to 45 years old or outside a UK population.
RIFT Study Group. Prospective multicentre cohort study of women with suspected appendicitis in the United Kingdom: comparison with men and external validation of risk scores. British Journal of Surgery. 2019.