The test for high-density lipoprotein cholesterol (HDL-C) is used as part of a lipid profile to screen for unhealthy levels of lipids and to determine an individual's risk of developing heart disease and to help make decisions about what treatment to use if there is borderline or high risk.
statistical procedure - a method of analyzing or representing statistical data; a procedure for calculating a statistic. statistical method. method - a way of doing something, especially a systematic way; implies an orderly logical arrangement (usually in steps)
It is a form of statistical hypothesis testing with two variants leading to the technical term, two-sample hypothesis testing, used in the field of statistics. Other terms used for this method include bucket tests and split testing but these terms have a wider applicability to more than two variants.