9
Performing a Single Breath Test
Follow these steps to perform a single breath test:
1. Press the
Perform Test
button on the Home screen.
Note: If no subject has been selected from the database then you will
be presented with a list of all subjects. There are two options here. You
can:
a.
Select the subject required and press the Enter key. The
subject’s demographic information will then be displayed.
Review this and change if required. Press the Enter key to
display the testing screen.
b.
Press the Enter key without selecting any subject from the
database. The COMPACT unit will automatically create a
subject ID before displaying the testing screen.
Depending on the Test Configuration settings, you may be presented
with a testing screen to either perform a VC or an IVC test.
Note: If neither VC or IVC is selected in the Test Configuration settings,
then the testing screen will not be displayed.
Perform
a VC Test
1. Wait for the
Exhale to Begin
icon to appear.
This indicates that the COMPACT unit is ready to accept a blow.
2. Read the following instructions to the subject so that testing is
performed properly:
a. Stand up.
b. Keep the flowhead away from your mouth.
c. Inhale as deeply as possible and insert the mouthpiece into
your mouth, clamping it between your teeth.
d. Close your lips around the mouthpiece.
e. Exhale normally for as long as possible.
