Item 4 A hypothetical study is conducted to investigate the progression of breast cancer in a rural population exposed t

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Item 4 A Hypothetical Study Is Conducted To Investigate The Progression Of Breast Cancer In A Rural Population Exposed T 1 (36.12 KiB) Viewed 53 times

Item 4 A hypothetical study is conducted to investigate the progression of breast cancer in a rural population exposed to pesticides from farms. There were 10 cases of breast cancer in a population of 1573 people. The black X indicates a case has died. Participant А B с D E F G H U I - - * J 2 3 10 5 Person-years
QUESTION 27 2 points Save Answer Use the information given in ITEM 4 to answer the following questions i) We can say with absolute certainty that the exposure to pesticides was the obvious reason for the cases of breast cancer, yes or no? ii) What was the total person-time contributed by everyone in the study? years years iii) How much time did the people who did not complete the study contribute? iv) How much time did person A contribute to the study? years QUESTION 28 3 points Save Answer Use the information from ITEM 4 to answer the following questions, Calculate the incidence density of new cases (deaths) for the study. i) What is the numerator? ii) What is the denominator? person-years ii) What is the incidence density per 1000 person-years, rounded to 2 decimal places? QUESTION 29 1 points Save Answer Use the information from ITEM 4 to answer the following questions. It is likely that the people who did not die before the end of the study will live to the average life expectancy. True O False
QUESTION 30 1 points Save Answer Use the information from ITEM 4 to answer the following questions. The researchers would be correct to assume that everyone had the same level of risk of dying from breast cancer because everyone had the same exposure to the fertilizers. True False