152 DCA Vantage Operator’s Guide
Customizing the System
4. At the Additional Settings menu, select Patient Tests.
5. Select
Urine Creatinine Units.
6. Select one following unit options:
• mg/dL
•mmol/L
7. To save the creatinine unit setting, select Save.
Setting the HbA
1c
Reference Range
Use the Reference Range screen to specify the upper and lower reference
range values for HbA
1c
results.
NOTE: You cannot set the lower limit higher than the upper limit, or allow a
difference of less than 0.5% between the upper and lower limits.
1. At the Home screen, select Menu.
2. Select
System Settings, from the Menu screen.
3. At the System Settings menu, select
Additional Settings.
4. At the Additional Settings menu, select
Patient Tests.
5. Select
Reference Range.
6. Select
Set Range.
7. Use the up and down arrows to adjust the upper and lower limits.
NOTE:To set the reference range to the default values, select
Reset Default Values. This resets the Lower % to 4.0 and the Upper % to
6.0.
To save the HbA
1c
reference range, select Save.
HbA
1c
Testing and Results
The DCA Vantage system is qualified for specific reportable ranges, as
indicated in the following table. If the HbA
1c
value is less than the lower limit or
greater than the upper limit, the instrument displays a warning message.
Depending on the primary reporting unit configured, this message tells you
when a reported value is less than or greater than the range for that unit.
The following table shows the Patient Test limits for each of the supported
reporting units:
Reporting Unit Lower Limit Upper Limit
NGSP 2.5% 14.0%
JDS 2.2% 13.5%
mono-S 1.5% 12.7%
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