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COLSIGWHEN
Time since last colonoscopy or sigmoidoscopy: Grouped year estimate

Codes and Frequencies



An 'X' indicates the category is available for that sample

0NIUXXX
1Less than a year agoXXX
21 year - less than 2 yearsXXX
32 years - less than 3 yearsXXX
43 years - less than 5 yearsXXX
55 years - less than 10 yearsXXX
610 years or moreXXX
7Unknown - refused·X·
8Unknown - not ascertained··X
9Unknown - don't knowXXX