quality control


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Related to quality control: Quality management

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

a method of repeated assay of known standard materials and monitoring reaction parameters to ensure precision and accuracy.

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.

quality control,

n standards and procedures used to ensure the proper identification and quality level of a product.

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

quality

purity of contents, care in presentation and finish of a product.

quality assurance
planned and systematic action necessary to provide adequate confidence that a product or service will satisfy given requirements for quality. Quality is built into the product or service, rather than 'inspected in'.
quality control
the use of operational techniques, particularly end-product testing or inspection to ensure that a product or service satisfies its stated or implied role.
quality of life
generally regarded as the balance between pleasant and unpleasant factors and experiences as they apply to an animal's physical and mental state. A term used in discussions of euthanasia or intensive treatment.
protein quality
relates to the content and balance of amino acids in the protein. A good quality protein contains the amino acids in the correct proportions required by the specific animal species.
radiographic quality
depends on the correct positioning of the subject part, good contrast, clear image due to good detail and absence of artifacts.
References in periodicals archive ?
In addition to outlining the elements required for a tax practice quality-control system, the Tax Practice Quality Control Guide provides three sample systems for various sizes of tax practices.
A system of quality control consists of policies designed to achieve performance objectives and the procedures to implement and monitor compliance with those policies.
The engagement quality control review occurs before the report is issued.
Despite substantial advances in quality control, suppliers admit there are still inspection needs that cannot be met with current technology in both the textile and nonwovans areas--structural analysis and cloudiness are two weak areas that come to mind.
As a result, rubber and tire manufacturers have turned to increased quality control to reduce manufacturing costs and remain competitive in the marketplace.
Suggested guidelines for establishing a quality control program are as follows:
To deal with correlated control concentrations in clinical quality control, a multivariate approach has been proposed.
Melt-elasticity testing is thus an important procedure for resin quality control because it gives insight into real processing behavior.
The quality control department changed its name to quality assurance to reflect its new attitude that quality begins with the prevention of errors; "zero defects" (that is, a product or service that meets the specification set for it every time) became the new goal.
Ironically, the quality control methods the Japanese learned were taught by Americans.
In order to perform tests of moderate complexity, the regulations list specific requirements for proficiency testing, patient test management, quality control, quality assurance, personnel, and inspections.
Organized into 16 comprehensive sections, it covers such topics as quality control systems, their introduction, design and implementation; consultation; supervision; professional development; acceptance and continuance; hiring, personnel and advancement; inspection plus minimum documentation recommendations and key compliance considerations; on-site and off-site quality/peer reviews.

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