PSYCH 150 Lecture Notes - Lecture 19: Alameda County, California, Animal Testing On Rodents, Cohort Study
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Rodent studies: high stress much higher rates of tumor development. Type c personality cooperative, lacking expression of high arousal negative emotions (e. g. anger) 9705 women who attended a biennial population surveillance program for breast cancer and completed a self-reported personality questionnaire. Healthy women, have not been diagnosed with cancer. Women who developed breast cancer formed the case group and were compared with age-matched women without breast cancer who formed the control group. Looked at anger and anti-emotionality (suppressing emotions) No significant difference between control and case groups. Type c personality is not predictive of cancer incidence. Nationwide danish cohort study of all 89,491 adults admitted to a hospital with depression. Risk of cancer increased: 9922 cases of cancer diagnosed (9434. 6 expected) Most likely not actually due to depression; depression unhealthy behaviors such as smoking cancer. Some evidence but likely due to changes in health behaviors, not depression itself. 6848 adults who lived in alameda county, california in.
