Implementation of immunochemical faecal occult blood test in general practice: a study protocol using a cluster-randomised stepped-wedge design

Table 3 Instructions for using iFOBT in general practice (not exhaustive, other indications are possible)

Overall indication	Individuals aged ≥ 30 years with symptoms and signs of colorectal cancer, but do not fulfill the criteria of referral in the CPP
Typical indications	Change in bowel habits^a
	Abdominal pain^a
	Anemia or decrease in hemoglobin >10 %^a
	Diagnostic workup of patients with IBS
	Non-specific symptoms (weight-loss, fatigue, loss of appetite)^b
Actions on test result	Positive test (≥50 μg/L)
	30–39 years: Referral to colonoscopy with remark of blood in stools found by iFOBT.
	≥40 years: Urgent referral in the cancer patient pathway for colorectal cancer.
	Negative test (≤49 μg/L)
	Colorectal cancer cannot be excluded.

ISSN: 1471-2407