QUALITY CONTROL
Sysmex KX-21 Operator’s Manual -- Revised October 1998 5-1
1. INTRODUCTION
Quality Control checks are performed to monitor an instrument’s performance over time.
EIGHTCHECK-3WP is the quality control material recommended by Sysmex to monitor the
performance of the KX-21 analyzer. This product is supplied with three control levels, at
least two levels should be run every 8 hours of operation or in accordance to regulations
applicable to your laboratory. Quality control material should be run after component
replacement or after a service call. The KX-21 has two quality control methods.
1.1
X
Control
In
X
control, control blood is analyzed twice and the mean of the two is used to evaluate
analyzer performance.
1.2 Levy-Jennings Control (L-J)
The L-J control uses the data from a single control blood analysis to evaluated analyzer
performance.
NOTE: • Selection of the one of the two methods can be performed using QC
method in the QC Settings program. Rrefer to "
Chapter 10, Section 5:
QC Settings
."
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