NR 503 (NR503)

A large company institutes a new wellness program aimed at improving the health of its 50,000 employees. As a part of the program, all employees are ….physical examinations and screening tests. One of the tests …..to male employees is the prostate specific antigen (PSA) test with all employees testing positive being ……to their private physician for a thorough examination involving the standard test, a digital rectal examination (DRE). What will happen to the apparent incidence rate of pr...

A large company institutes a new wellness program aimed at improving the health of its 50,000 employees. As a part of the program, all employees are ….physical examinations and screening tests. One of the tests …..to male employees is the prostate specific antigen (PSA) test with all employees testing positive being ……to their private physician for a thorough examination involving the standard test, a digital rectal examination (DRE). What will happen to the apparent incidence rate of pr...

A study is planned to investigate the relationship of factors associated with maternal hypertension and the risk of congenital birth defects in children born to these women. Which of the following would be a reason for using a cohort study design? A researcher is interested in the etiology of myocardial infarction (MI) among men between 18 and 40 years of age. Her hypothesis concerns the influence of diets high in fat and subsequent development of MI. What is the best study approach to address t...

Which of the following statements best describe efficacy? A study is …. 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 randomize to those who have a history of hypertension. Which of the following advantages cannot be claimed by the researchers? A new drug treatment for cardiac thrombus claims to have a higher success rate than the current drug. A str...