Total cholesterol / HDL ratio is a good indicator of how long LDL is hanging around in the blood and remains the best standard assessment of heart disease risk. (marksdailyapple.com)
For Most studies was not a risk because, for the most part we were dealing with standard assessments that were included in the medical record. (birthingnaturally.net)
Many studies focus on school quality (generally measured by results on standard assessments) to explain school choice patterns. (dcpolicycenter.org)