In a clinical trial,the arithmetic difference in rates of bad outcomes between experimental and control patients is most accurately referred to as:
A) Absolute risk increase
B) Number needed to harm
C) Relative benefit increase
D) Relative risk increase

Question

Quizplus · Accepted Answer

Correct A: Absolute risk increase is the absolute arithmetic difference in rates of bad outcomes between experimental and control patients in a clinical trial.
Incorrect B: Number needed to harm is the estimated number of patients needing to be treated with the new treatment for one patient to have a bad outcome.
Incorrect C: The absolute arithmetic difference in rates of good outcomes between experimental and control patients in a trial is relative benefit increase.
Incorrect D: Relative risk increase is the proportional increase in rates of bad outcomes between experimental and control patients in a trial.

In a Clinical Trial,the Arithmetic Difference in Rates of Bad