Table 5.
Factual knowledge among respondents who completed the pre and post-testing survey (n = 130).
| Question | Pre-Testing % Correctly Answered |
Post-Testing % Correctly Answered |
|---|---|---|
| The DNA sequences of two randomly selected healthy individuals of the same sex are 90–95% identical. (FALSE) | 31.5% | 32.3% |
| Most common diseases, such as diabetes and heart disease, are caused by a single gene variant. (FALSE) | 96.2% | 97.0% |
| All the genetic variation in an individual can be attributed to either spontaneous (i.e., de novo) or inherited changes in the human genome. (TRUE) | 63.6% | 61.2% |
| Individual genetic variants are usually highly predictive of the manifestation of common disease. (FALSE) | 77.7% | 76.2% |
| Prevalence of many Mendelian diseases differs by racial groups. (TRUE) | 86.0% | 85.4% |
| A patient who is found to be at increased genetic risk can reduce or modify their overall disease risk with changes to their health management, treatment, or lifestyle. (TRUE) | 97.0% | 99.2% |