The statistic used to test the significance of an added predictor in a stepwise regression is:
A) r
B) R
C) R2
D) F-ratio
D
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The nurse is taking the blood pressure on an infant. The priority action is to:
1. Avoid using the popliteal artery to get the BP. 2. Explain that you are taking the infant's blood pressure. 3. Use a cuff that covers two-thirds of surface involved. 4. Anticipate a higher blood pressure on a small child.
A patient with a recent onset of nephrosclerosis has been taking an ACE inhibitor and a thiazide diuretic. The patient's initial blood pressure was 148/100 mm Hg. After 1 month of drug therapy, the patient's blood pressure is 130/90 mm Hg
The nurse will contact the provider to discuss: a. adding a calcium channel blocker to this patient's drug regimen. b. lowering doses of the antihypertensive medications. c. ordering a high-potassium diet. d. adding spironolactone to the drug regi-men.
When the AMIA model is used, which subfields are categorized as clinical informatics? (Select all that apply.)
a. Medical informatics b. Nursing informatics c. Dental informatics d. Chemical informatics e. Business informatics
During the first month to 24 months of age, the liver of the neonate is immature. While the liver is immature, medications metabolized by the liver have:
a. a shorter half-life c. a longer half-life b. no half-life d. about the same half-life