In multiple regression, the term "suppression" refers to:
a. The noninclusion of a predictor in a stepwise regression because of insufficient explanatory power
b. The obscuring or alteration of relationships between a predictor and an outcome due to overlapping variability among predictors
c. The successively smaller increments to the value of R2 as additional predictors are added to the equation
d. The instability to the regression equation that can occur when predictor variables are too highly correlated
B
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When the nurse administers a beta-adrenergic blocker to the patient with angina, the nurse expects the drug will help to control angina, but it also has what other effect?
A) Increased heart rate B) Increased oxygen consumption C) Decreased strength of heart muscle contraction D) Decreased urinary output
A client is diagnosed with a disorder that affects the production of glucocorticoids in the body. Which affects should the nurse expect because of this disorder? (Select all that apply.)
1. Heightened response to pain 2. Increased blood glucose level 3. Increased lipolysis from fatty acids 4. Protein breakdown in times of stress 5. Difficulty with carbohydrate metabolism
Personal health record (PHR) security issues relate to HIPAA and physical security of data. HIPAA only covers PHRs provided by covered entities such as health plans, health care clearinghouses, and providers
No governmental coverage exists for other sites unless it is at the state level. To avoid these types of breaches, the American Health Information Community's consumer empowerment working group made a recommendation. Which of the following was recommended for PHRs in order to avoid breaches? 1. Deletion of sensitive data 2. Educating the general consumer about PHRs 3. Restricting the number of authorized users 4. A PHR certification process
These statements are about preventing burns. Which is correct?
a. Patients and residents can use a space heater in their rooms. b. Patients and residents can smoke in bed. c. Patients and residents can use heating pads and electric blankets. d. Patients and residents cannot smoke where oxygen is used.