In the US, guidelines say people of average risk should have a colonoscopy every ten years, making your point even more salient. To give you an idea, regularly

In the US, guidelines say people of average risk should have a colonoscopy every ten years, making your point even more salient. To give you an idea, regularly scheduled colonoscopy (ie every ten years unless higher risk) has a specificity of 86%, while stool tests performed annually are in the 90s (FIT is 96.4%, gFOBT is 92.5%)