A Research Team Is Doing a Study of the Effectiveness

question 193

Multiple Choice

A research team is doing a study of the effectiveness of medication vs. psychotherapy for treating schizophrenia vs. bipolar disorder. Participants are randomly assigned to receive either medication or psychotherapy. Which of the following is a classificatory variable in the study?

• A)Which treatment the participants received
• B)The number of symptoms that improved as a result of treatment
• C)The diagnoses given to the participants
• D)The length of treatment

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Definitions:

Primary Prevention

Measures taken to prevent the onset of a disease or injury before it occurs.

Centers for Disease Control and Prevention (CDC)

A national public health institute in the United States, dedicated to protecting health and promoting quality of life through the prevention and control of disease, injury, and disability.

Splenectomy

A surgical procedure involving the removal of the spleen, which may be necessary due to conditions like trauma, blood disorders, or cancer.

Immune Function

The series of processes within an organism that protects against disease by identifying and killing pathogens and tumor cells.