Which of the Following Is the Most Common Underlying Cause

question 4

Multiple Choice

Which of the following is the most common underlying cause of heart failure in the United States?

• A) dilated cardiomyopathy
• B) coronary heart disease
• C) valvular heart disease
• D) hypertension

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Definitions:

Rich Descriptions

Detailed, nuanced accounts of phenomena, typically in qualitative research, that aim to capture the complexity and context of the subject matter.

Experimental Control

The practice of eliminating or managing variables that can affect the outcome of an experiment, except for the variable being studied.

Causal Relationships

Refers to the connection between two variables where a change in one variable directly causes a change in the other variable.

Internal Validity

The extent to which a study can rule out or make unlikely alternate explanations of the results, thereby attributing the results directly to the effect of the independent variable.