This gives a true value if the test value has not increased from the previously available value, that is, if the test value is the same or has decreased.
For example, given the following case fragment:
01 Jun 03 20 Jun 03 30 Jun 03 15 Oct 03 02 Nov 03 HDL 2.0 2.1 2.2 2.5 2.5 LDL 6.2 5.0 4.9 Trig 3.6 3.6 LipidDrug N Y Y
the following conditions are true:
HDL has not increased
LDL has not increased
Trig has not increased
See also: has not decreased