TABLE 3.
Hazard ratio of postcolonoscopy colorectal cancer by CSSDR category, as stratified by time since index colonoscopy
| Time period after index examination | CSSDR <3% | CSSDR 3% to <9% | CSSDR 9% or higher |
|---|---|---|---|
| 6 to ≤36 mo | 1.0 | .45 (.23−.90) | .16 (.05−.52) |
|
| |||
| Total = 581 | Total = 1711 | Total = 1199 | |
|
| |||
| 6 to ≤60 mo | 1.0 | .49 (.29−.81) | .33 (.15−.69) |
|
| |||
| Total = 1592 | Total = 4326 | Total = 2758 | |
|
| |||
| 6+ mo | 1.0 | .57 (.39−.83) | .39 (.20−.78) |
|
| |||
| Total = 4741 | Total = 10,570 | Total = 4221 | |
Values in parentheses are 95% confidence intervals. Adjusted for age, sex, index findings, year of examination, personal history of colorectal neoplasia, and having more than 1 surveillance examination.
CSSDR, Clinically significant serrated polyp detection rate.