Treatment B: S5) Consider the following table showing recruitment and survival for a five-year study of...

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Treatment B: S5) Consider the following table showing recruitment and survival for a five-year study of a new drug for the treatment of Parkinson's disease. (6pts total) Number of Patients Alive Each Year After Diagnosis Year Enrolled 2000 2001 2002 2003 2004 Total Year 1 2 3 4 st Newly Diagnosed Patients 260 330 280 310 320 1500 5 1 Year 156 198 168 186 192 Probability of survival 2 Years 117 149 126 139 a) Calculate the probability of survival in each year, given survival from the previous year (conditional probability) (2.5pts) 3 Years 93 120 100 4 Years 84 108 5 Years 80 I ON Treatment B: S5) Consider the following table showing recruitment and survival for a five-year study of a new drug for the treatment of Parkinson's disease. (6pts total) Number of Patients Alive Each Year After Diagnosis Year Enrolled 2000 2001 2002 2003 2004 Total Year 1 2 3 4 st Newly Diagnosed Patients 260 330 280 310 320 1500 5 1 Year 156 198 168 186 192 Probability of survival 2 Years 117 149 126 139 a) Calculate the probability of survival in each year, given survival from the previous year (conditional probability) (2.5pts) 3 Years 93 120 100 4 Years 84 108 5 Years 80 I ON

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