A patient specimen is analyzed on an instrument known to be in control from previous assays performed on a calibrated instrument and gives a hemoglobin result of 13.2 g/dL.Two hours later it is evaluated on another instrument that is being evaluated for purchase by the laboratory.The result is 11.8 g/dL.This result,when compared with the first,is
A)acceptable agreement.
B)reportable.
C)precise agreement.
D)inaccurate.

Question

Quizplus · Accepted Answer

This result is inaccurate compared with the first because it is significantly different.Precision is not known,because multiple results are needed to determine precision;in addition,precision must be determined using the same instrument,not between instruments.Because it is not accurate,it cannot be reported.

A Patient Specimen Is Analyzed on an Instrument Known to Be