For highest level of education, the International Standard Classification of Education was used as the basis. Three levels are distinguished: lower, medium and high education level. The lower ...

Among adults with an education level of high school or less … Note: 2% did not answer the question. Figures may not sum to 100% due to rounding. Explore charts about: Explore charts about: Recommended ...

But now research shows that your education level can be another big factor ... “Those who don’t have any high school education at all are at the highest risk,” said Joshua D.