has changed by more than

has changed by more than gives a true or false value, depending on the rate at which the test value has increased or decreased from the previously available value. Absolute units are implied, unless “percent” is specifically stated.

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          2.0          2.3
LDL                        6.2          4.0                       5.1
Trig          3.6                                    3.6          3.0
LipidDrug     N                         Y            Y

HDL has changed by more than .2

HDL has changed by more than 10 percent

Trig has changed by more than 0.5

Trig has changed by more than 10 percent