The source worded the question as follows: "On the next few screens, you’ll see a series of statements about science and medicine. For each
of them, please indicate how confident you are that the statement is correct."
Citation formats
Survey on mental illness in the United States 2014
This survey, conducted in the United States in March 2014, shows the public opinion regarding mental illness as a medical condition that affects the brain. ** percent of respondents were extremely confident that mental illness is a medical condition that affects the brain.
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AP-GfK Poll. (April 23, 2014). How confident are you that the following is correct: A mental illness is a medical condition that affects the brain? [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 04, 2026, from /statistics/297377/united-states-mental-illness-medical-condition-affects-brain-public-awareness/
AP-GfK Poll. "How confident are you that the following is correct: A mental illness is a medical condition that affects the brain?." Chart. April 23, 2014. ÌÇÐÄÆƽâ°æ. Accessed August 04, 2026. /statistics/297377/united-states-mental-illness-medical-condition-affects-brain-public-awareness/
AP-GfK Poll. (2014). How confident are you that the following is correct: A mental illness is a medical condition that affects the brain?. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 04, 2026. /statistics/297377/united-states-mental-illness-medical-condition-affects-brain-public-awareness/
AP-GfK Poll. "How Confident Are You That The following Is Correct: A Mental Illness Is a Medical Condition That Affects The Brain?." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 23 Apr 2014, /statistics/297377/united-states-mental-illness-medical-condition-affects-brain-public-awareness/
AP-GfK Poll, How confident are you that the following is correct: A mental illness is a medical condition that affects the brain? ÌÇÐÄÆƽâ°æ, /statistics/297377/united-states-mental-illness-medical-condition-affects-brain-public-awareness/ (last visited August 04, 2026)
How confident are you that the following is correct: A mental illness is a medical condition that affects the brain? [Graph], AP-GfK Poll, April 23, 2014. [Online]. Available: /statistics/297377/united-states-mental-illness-medical-condition-affects-brain-public-awareness/
