In a pivotal clinical study, EarlyTect® Colon Cancer Test has been proven to be able to diagnose colorectal cancer with 90.2% sensitivity and 90.2% specificity, and 89.1% sensitivity for early stages (0-II) on 585 subjects at Severance Hospital and Health Promotion Center of Severance Hospital. In addition, the sensitivity is not associated with sex, age, tumor stage and tumor location.