A Patient Comes into the Emergency Department with Complaints of Chest

question 9

Multiple Choice

A patient comes into the emergency department with complaints of chest pains.An ECG reveals an acute myocardial infarction taking place.The nurse would expect the physician to take which action?

• A) Send the patient directly to the cardiac unit for follow-up care.
• B) Give the patient one aspirin and repeat the ECG.
• C) Administer a thrombolytic agent for lysis of thrombi.
• D) Administer heparin only to prevent potential bleeding of coronary arteries.

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Definitions:

Nondifferential Misclassification

A type of measurement error in which the misclassification of an exposure or outcome does not vary between the study groups.

Differential Misclassification

A type of error in epidemiological studies where the misclassification of exposure or disease status differs between groups.

Case-Control Study

A study layout where two sets are identified based on different outcomes and analyzed to discover a causative element.

Confounder

A factor other than the independent variable that may affect the outcome of a study, potentially leading to erroneous conclusions.