Cross-Sectional Study Problems a Researcher Conducting a Cross-Sectional Study on Age

question 47

Multiple Choice

Cross-sectional study problems A researcher conducting a cross-sectional study on age differences in health habits wants to look at people in their 20s vs.people in their 70s.This research might be improved by which of the following steps?

• A)Limit the young adult group to college students to minimize bias.
• B)Examine the older adults in a computer lab to control test conditions.
• C)Pay the college students but not the older adults for participating.
• D)Include a middle-aged group to reduce the age span being compared.

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Definitions:

Fasting Blood Sugar

A test that measures the level of glucose in a person's blood after they have not eaten for at least 8 hours, used to diagnose diabetes and pre-diabetes.

Glucose Tolerance Test

A medical test that measures the body's ability to metabolize glucose, used to diagnose diabetes and other conditions related to impaired glucose tolerance.

Glycohemoglobin

Also known as Hemoglobin A1c, this is a form of hemoglobin that is measured primarily to identify the average plasma glucose concentration over prolonged periods.

ESR Rate

The erythrocyte sedimentation rate (ESR) is a blood test that measures how quickly red blood cells settle at the bottom of a test tube, indicating inflammation in the body.