NR 503 Midterm ACTUAL EXAM WITH QUESTIONS AND WELL VERIFIED ANSWERS [ALREADY GRADED A+] REAL EXAM!! REAL EXAM!!

NR 503 Midterm ACTUAL EXAM WITH QUESTIONS AND WELL VERIFIED ANSWERS [ALREADY GRADED A+] REAL EXAM!! REAL EXAM!! What is an advantage of active surveillance? - ANSWER-more accurate due to reduced reporting burden for health care providers What would be the effect on age-specific incidence rates of uterine cancer if women with hysterectomies were excluded from the denominator of the calculations, assuming there are some women who have had them? - ANSWER-Incidence rate will increase because the denominator will decrease Mortality rates - ANSWER-can serve as a measure of disease severity and can help to determine whether the treatment for a disease has become more effective over time. Mortality rates equation - ANSWER-total # of deaths from all causes in 1 year/ # of persons in the population at midyear * 1,000 since the population changes over time the number of persons in the population is used as an approximation Case-Fatality - ANSWER-# of individuals dying during a specific period of time after disease onset or diagnosis/ # of individuals with the specific disease * 100 what percentage of people who have a certain disease die within a certain time after their disease was diagnosed? What is the difference between mortality rate and case-fatality? - ANSWER-mortality rates have the entire population as the denominator who are at risk and those who aren't. Casefatality should be restricted to deaths from that disease Assume the population of 100,000 people of whom 20 are sick with disease X and in 1 year, 18 of the 20 die from disease X - ANSWERMortality rate: 18/100,000 = .018% Case-fatality: 18/20= 90%