FIGURE 1.
Flowchart of participants. FIT, fecal immunological test; HRFQ, high‐risk factor questionnaire
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.