In the group of de novo PD individuals, cutoff scores of the TAS-20 identified 10 alexithymic sufferers , 11 borderline alexithymic patients and 21 nonalexithymic individuals . Related StoriesNew study finds insufficient evidence for use of Omega 3 health supplements in treating major depressive disorderComputerised cognitive behavioural therapy likely to be ineffective in depressive disorder treatmentStudy shows hyperlink between physical activity and depression in sufferers at risk for heart diseaseIn the group of HC, 5 topics were alexithymic , 7 topics were borderline alexithymic and 18 were nonalexithymic . The difference between frequencies of alexithymia in de novo PD individuals and HC had not been statistically different . Either in the sample of de novo PD patients or in the sample of HC, alexithymic subjects were even more depressed at the GDS-15 than nonalexithymic or borderline alexithymic topics and borderline alexithymic topics were more depressed than nonalexithymic subjects .Study Population The target population was asymptomatic persons between the ages of 50 and 84 years who were considered to be at average risk for colorectal cancer and who were scheduled to endure screening colonoscopy. Enrollment was weighted toward persons 65 years of age or older in order to increase the prevalence of cancers. We excluded participants who had a personal history of colorectal neoplasia, digestive cancers, or inflammatory bowel disease; had undergone colonoscopy within the previous 9 years or a barium enema, computed tomographic colonography, or sigmoidoscopy within the prior 5 years; had excellent results on fecal bloodstream testing within the previous 6 months; acquired undergone colorectal resection for any good reason other than sigmoid diverticula; had overt rectal bleeding within the prior 30 days; had a family group or personal background of colorectal cancer; had participated in any interventional clinical research within the previous 30 days; or were unable or unwilling to provide written informed consent.