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Table 3 Accuracies of diagnostic methods

From: Computed tomography colonography versus colonoscopy for detection of colorectal cancer: a diagnostic performance study

Parameters

Computed tomographic colonography

Colonoscopy

For polyp ≥10 mm ø

0.926

0.920

For polyps < 10 mm ø but suspicious

0.959

0.837

  1. Lesion ulceration, extramural invasion, and/ or lesion shouldering was considered as suspicious polyp
  2. ø: Diameter