Research Article

Risk of Colorectal Cancer in Ulcerative Colitis Patients: A Systematic Review and Meta-Analysis

Table 3

Disease extent risk of CRC in UC patients.

ExtentProportion95% CI

Extensive0.0142▲▲0.0083-0.0242
Left-sided0.0056▲▲0.0038-0.0083
Proctitis0.00180.0010-0.0031

vs. proctitis; ▲▲ vs. proctitis.