TABLE 4.

Fecal occult blood test positive. Percentage of patients who underwent a gastrointestinal (GI) investigation (n=48)

Modality	Decline		Total before and after
	Before	After
X-ray, abdomen	10.4	8.3	18.8
Computed tomography scan	8.3	16.7	33.0
Ultrasound	27.1	18.7	45.8
Upper GI series	14.6	2.3	16.7
Small bowel follow through	14.6	0.0	14.6
Barium enema	12.5	6.2	18.8