NR 503 Week 4 Midterm Exam

NR 503 Week 4 Midterm ExamQuestion 1 Which of the following statements best describe efficacy? It is an estimate of the benefit of treatment under ideal conditions It is an estimate of the reduction of disease in treated groups Question 2 A study is conducted for a pharmaceutical agent that has shown promise for reducing heart disease among women. In order to more fully test the agent, an additional study is done restricting the participants to be randomized to those who have a history of hypertension. Which of the following advantages cannot be claimed by the researchers? The generalizability of the study is increased Question 3 What is the main advantage of the randomization of the 168 study participants to one of the two drug treatment groups? Reduces the potential for selection bias in allocation of treatment group Question 4 After entry into the study, patients were first classified into three groups, those who had a previous AMI, those with a first AMI who were at high risk for other cardiovascular diseases