How is the accuracy of a blood gas analyzer determined?
A) Examining the repeatability of the analyzer's results
B) Comparing the analyzer's measurements to known values
C) Adjusting the offset (or balance) of the instrument
D) Adjusting the gain (or slope) of the instrument

Question

Quizplus · Accepted Answer

Typically, this involves using samples with known values to assess both the accuracy (comparing the value from the tested instrument with a known value) and the precision (examining the repeatability of results) of the instrument.

How Is the Accuracy of a Blood Gas Analyzer Determined