Barriers and facilitators to faecal immunochemical testing in symptomatic populations: A rapid systematic scoping review and gap analysis.

Aim: Faecal immunochemical testing (FIT) is used to triage people with signs or symptoms of a colorectal cancer (CRC). Recent guidelines have recommended further research to improve access, uptake and return of FIT. This systematic scoping review aims to understand the barriers and facilitators to FIT testing in symptomatic patients.