A desirable endpoint for oral anticoagulant therapy is a prothrombin time that is what multiple of the control value?
a. 2 c. 1.5
b. 0.5 d. 3
ANS: A
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A Correct: The desirable endpoint is 2 times the control value.
B Incorrect: This is not the desirable endpoint.
C Incorrect: This is the minimum times the control value but not the desirable endpoint.
D Incorrect: This is too high an endpoint.
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