12-25-2008, 08:58 PM
A prospective study was carried out about the effectiveness of new platelet inhibitor in coronary artey disease patients who were pilots and others whow ere automotive workers.The results suggested that the new drug was more effective in coronary artey disease pts who were pilots.Which of the following flaws will likely invalidate this study?
a.admission rate bias
b.interviewrs bias
c.recall bias
d.unacceptability bias
e.lead time bias
a.admission rate bias
b.interviewrs bias
c.recall bias
d.unacceptability bias
e.lead time bias