QUESTION FOUR (20 MARKS) The following data shows two treatment methods of Renal patients in one...

 

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QUESTION FOUR (20 MARKS) The following data shows two treatment methods of Renal patients in one hospital. Group A: Surgically placed Catheter Infection Times: Censored Observations 1.5 3.5 4.5 4.5 5.5 26.5 18.5 23.5 15.5 16.5 11.5 8.5 8.5 9.5 10.5 Infection Times Censored Observations 2.5 2.5 3.5 3.5 3.5 4.5 5.5 6.5 6.5 7.5 7.5 7.5 7.5 8.5 9.5 10.5 11.5 12.5 12.5 13.5 14.5 14.5 14.5 21.5 21.5 22.5 22.5 28.5 27.5 Group B: Percutaneous Place Catheter 0.5 0.5 0.5 0.5 0.5 0.5 0.5 2.5 2.5 3.5 6.5 15.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 3.5 3.5 3.5 3.5 3.5 4.5 4.5 4.5 5.5 5.5 5.5 5.5 5.5 6.5 7.5 7.5 7.5 8.5 8.5 19.5 20.5 22.5 24.5 25.5 26.5 26.5 28.5 Using the Log Rank Test at the Survival times 0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 8.5, 9.5, 10.5, 11.5, 15.5, 16.5, 18.5, 23.5, 26.5 Test whether the two treatment methods are any different. [20 marks] QUESTION FOUR (20 MARKS) The following data shows two treatment methods of Renal patients in one hospital. Group A: Surgically placed Catheter Infection Times: Censored Observations 1.5 3.5 4.5 4.5 5.5 26.5 18.5 23.5 15.5 16.5 11.5 8.5 8.5 9.5 10.5 Infection Times Censored Observations 2.5 2.5 3.5 3.5 3.5 4.5 5.5 6.5 6.5 7.5 7.5 7.5 7.5 8.5 9.5 10.5 11.5 12.5 12.5 13.5 14.5 14.5 14.5 21.5 21.5 22.5 22.5 28.5 27.5 Group B: Percutaneous Place Catheter 0.5 0.5 0.5 0.5 0.5 0.5 0.5 2.5 2.5 3.5 6.5 15.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 3.5 3.5 3.5 3.5 3.5 4.5 4.5 4.5 5.5 5.5 5.5 5.5 5.5 6.5 7.5 7.5 7.5 8.5 8.5 19.5 20.5 22.5 24.5 25.5 26.5 26.5 28.5 Using the Log Rank Test at the Survival times 0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 8.5, 9.5, 10.5, 11.5, 15.5, 16.5, 18.5, 23.5, 26.5 Test whether the two treatment methods are any different. [20 marks]

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To conduct the logrank test for the given data we need to follow these steps 1 Calculate the observed number of events and expected number of events f... View the full answer