Only about 60 percent of U.S. adults are up to date on their colon cancer screenings, Krist said.

克里斯特表示，只有大约60%的美国成年人及时进行结肠癌筛查。

" We've seen more data showing that younger people are getting colon cancer at higher rates, " Krist said.

克里斯特表示，" 我们看到有更多数据表明，年轻人患结肠癌的几率更高。