Microbio 160 Study Notes It was mentioned at the review session last night that you need to know specific statistics for the exam Here is a list of all relevant statistics that were in the lecture notes 43 of cancer deaths are due tobacco diet and infection 70 of all cancer deaths occur in low and middle income countries The death rate from cancer fell 5 from 1950 to 2005 The majority of cancers 85 are carcinomas More than 40 percent of cancer patients die from malnutrition At 60 your cancer risk is 1000X greater than at 40 The incidence and mortality rates describe the number of new cases or deaths 90 of cancer deaths occur because of where cancer ends up not where it begins from cancer per 100 000 people during a specific time period usually one year 0 14 yrs 50 participate in clinical trials 15 19 20 20 2 5 70 1 Prevalence rates express the number of cases of cancer per 100 000 people Only 3 of U S adults with cancer participate in clinical trials Environment has 90 95 effect on cancers Genetics has 10 5 to do with it Diet plays a role in 30 of all fatal cancers 80 90 of cancer risk due to environment 10 20 due to heredity Estimate of Cancer Deaths and their environment cause Ultraviolet 1 Alcohol 3 Occupational 3 Ionizing radiation Hormones 7 Pollution drugs additives 1 Unknown 9 Tobacco 33 Diet 30 Infectious agents 9 Cancer Deaths Linked to Diet Endometrial 50 Breast 50 Gastric 35 Other cancers 10 Gall bladder cancer 50 Prostate 75 Pancreatic 50 Colorectal 70 Lung 20 Larynx bladder mouth pharynx esophagus 20
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