Siemens ADVIA 2120 Operator's Manual page 302

Additional Parameters
The following parameters are for research or laboratory use only and are not for
patient reporting:
Parameter
%HPX
Clumps Count
Valley Count
Lymph Mode
MPXI
NEUT X
NEUT Y
Noise/Lymph Valley
Perox d/D
PEROX % Dead Time
PEROX % Noise
PEROX % Saturation
PEROX Flatness
Parameter Key
WBCP
The white blood cell count from the Peroxidase method.
%NEUT
The percent of neutrophils.
#NEUT
The absolute count of neutrophils.
Methods
Explanation
100 x (HPX ÷ PHA Cells )
Number of events in the Platelet
Clumps area of the PEROX cytogram
Number of events in the NRBC area of
the PEROX cytogram
Mode channel of the Lymphocyte
cluster
(
X Mean of Sample Neut - Expected staining index
Expected staining index
Mean X channel for neutrophil cluster
Mean Y channel for neutrophil cluster
Valley channel between Noise and
Lymph clusters
Lymph Mode Count - Noise / Lymph Valley Count
Lymph Mode Count
100 x FracDT
100 x (Noise ÷ PHA Cells )
100 x (Perox Saturation ÷ PHA Cells )
Sum of theSquared Differences
9 ×
Mean Cell Counting Rate
)
* 100
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