quality control

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qual·i·ty con·trol

the control of laboratory analytic error by monitoring analytical performance with control sera and maintaining error within established limits around the mean control values, most commonly ±2 SD.

quality control

EBM
In clinical trials, the constellation of operational techniques and activities undertaken within the trial’s quality assurance system to verify that the quality requirements of the trial related activities have been fulfilled.

quality control

Lab medicine The constellation of mechanisms used to determine accuracy, reliability and consistency of data, assays or tests, often in the context of a clinical lab. See Accredited lab, Multirule procedure. Cf Quality assurance, Total quality management.

qual·i·ty con·trol

(QC) (kwahl'i-tē kŏn-trōl')
Control of laboratory analytic error by the monitoring of analytic performance with control sera and maintenance of error within established limits around the mean control values, most commonly ±2 standard deviations.

qual·i·ty con·trol

(QC) (kwahl'i-tē kŏn-trōl')
Control of laboratory analytic error by the monitoring of analytic performance with control sera and maintenance of error within established limits around the mean control values, most commonly ±2 standard deviations.
See also: quality assurance