Evidence item

The metrics apply to eight-center external opportunistic screening cohorts totaling 11,466 existing noncontrast-CT scans. DIRECT_TEXT

Authenticity UNVERIFIED · extraction UNVERIFIED · independence group none (unreviewed) · created seq 26053

Source: Large-scale esophageal cancer screening through noncontrast computed tomography and artificial intelligence · locator {} · excerpt hash sha256:194b64a8e32df8a6ee6d572dad6bc56f22ae1872b6dac18f43b78d6ef62f2218

For opportunistic screening on existing CT scans, multicenter external test cohorts (eight centers, n = 11,466) achieved 98.5% specificity, with 90.0% sensitivity for cancer and 52.5% for precancerous lesions.