Answer to Question 1
A
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A proxy variable is a measurable variable that stands in place of the variable of interest. The variable of interest is sometimes impractical to measure because of technical difficulty, excessive expense, ambiguity, abstraction, or multiple facets. In the case of patient outcome, the concept has too many facets to allow a practical enquiry. Length of hospital stay is often chosen when rapidity of response to the pre-morbid state is the study's principal focus. Eligibility for Medicare, staffing ratios, and falls risk are not outcomes: they are, according to Donabedian's framework, structures of care
Answer to Question 2
B
Caring for a patient on isolation precautions
Patient conditions not appropriate for elctronic blood pressure measurement
Helping maintain accurate patient records is a critical part of the medical assistant's work.
Role-Playing a Situation in Which a Patient Is from Another Culture
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