Perspectives of the primary prevention of colorectal cancer based on the assessment of the impact of factors associated with the risk of this pathology

The analysis of personal data (characterizing a way of life, area of residence, food ration, an available disease, symptoms) of patients with the established diagnosis of colorectal cancer (CRC) and persons of the comparison group without this diagnosis was carried out. The factors (signs) associated with the risk of the development of colorectal cancer were determined, the probability of their detection in patients and healthy, their diagnostic value (informative value) was estimated. The most informative factors associated with the risk of the development of CRC were found for residents of the Omsk region: changing the region of residence, addiction to fatty food, passing the last prophylactic medical examination more than 4 years ago, having relatives of the first line with colorectal cancer, information on the state of health (positive the result of examination of feces for latent blood, symptoms of the presence of admixture of blood in the stool, false desires for stool presence of polyps, hemorrhoids, cracks in the rectum).