8 Dic REGLAS DE WESGARD El sistema de Westgard esta basado enprincipios estadísticos Estas son seis reglas básicas en el esquemade. ¿Qué es un procedimiento de control de calidad multirule?En primer lugar, una descripción no técnica. Cuando mi hija Kri. El control de calidad en el laboratorio es un mecanismo diseñado para detectar, reducir, . La formulación de las reglas de Westgard se basa en la aplicación de diferentes métodos estadísticos.​​. Reciben este nombre en honor a S. Levey y .

Author: Kagagis Kishakar
Country: Qatar
Language: English (Spanish)
Genre: Spiritual
Published (Last): 18 August 2017
Pages: 253
PDF File Size: 20.99 Mb
ePub File Size: 16.36 Mb
ISBN: 842-7-30520-475-6
Downloads: 65942
Price: Free* [*Free Regsitration Required]
Uploader: Shakadal

So I told her that if she was out once after three, twice after two, or four times after oneshe was in big trouble. The presence of this background variation or “noise” limits the performance reglas de westgard both the QC test and the diagnostic test.

Sign up with Facebook Sign up with Twitter. A multirule QC procedure uses two or more statistical tests control rules to evaluate the QC data, then rejects a run if any one of these statistical tests is positive. Distributing your curated content through a newsletter is a great way to nurture and engage your email subscribers will developing your traffic and reglas de westgard.

In the original Westgard multirule QC reglas de westgard, this rule is used as a warning rule to trigger careful inspection of the control data by the following rejection rules.

To improve sensitivity, two or more tests are used together and a problem is identified if any one of the tests is positive – this is parallel testing. All that’s changed are the control limits and the interpretation of the data, so multirule QC is really not that hard to do!


It’s like running two liver reglas de westgard tests and diagnosing a problem if either one of them is positive.

Gráfica de Levey-Jennings

How reglas de westgard integrate my topics’ content to my website? In addition, you will sometimes see some modification of this last rule to include a larger number of control measurements that reglas de westgard fit with an N of Houston, we have a problem! This is done by reglas de westgard individual rules that have very low levels of false rejection, then building up the error detection by using these rules together. Chapter 4 in Laboratory Ve Management.

In general, you will find that single rule QC procedures are adequate for your highly automated and very precise chemistry and hematology analyzers, but you should avoid using 2s control limits or the 1 2s control rule to minimize waste and reduce costs.

Control de calidad en el laboratorio – Wikipedia, la enciclopedia libre

How to curate as a team? Laboratories can employ similar approaches for optimizing QC performance. These 4 may be from one control material or they may also be the last 2 points from a high level control material and the last 2 points from a normal level reglas de westgard material, thus the rule may also be applied across materials. Wider control limits, such as 2. Computer applications don’t need to use the 1 2s warning reglas de westgard.

Los criterios que deben cumplirse para reglas de westgard esta regla son: Creating downloadable prezi, be patient. You establish the means and standard deviations of the control materials in the same way.


Regla 31s Los criterios que deben cumplirse para violar esta regla son: Branding your topics will give more credibility to your content, position you as a professional expert and generate conversions reglas de westgard leads. When N is 2, that can mean 2 measurements on one control material or 1 measurement on each of two different control materials.

“Westgard Rules”

See more popular or the latest prezis. Stop if one point in the group exceeds a plus 2s limit and another exceeds a minus reglas de westgard limit. Stop if two points in a row exceed the reglas de westgard 2s limit. The preceding control rules are usually used with N’s of 2or 4, which means they are appropriate when two different control materials are measured 1 or 2 times per material.

How do I follow my topics’ performance? By the way, she turned out okay; she graduated number reglas de westgard in her class from law school and I’m very proud of her. How do you use multiple tests to optimize performance? Principles, Procedures, Correlations, 3rd edition.

Kristin hates it when Reglas de westgard tell this story, and while it isn’t entirely true, it’s still a good story and makes multirule QC understandable to everyone.

A related control rule that is sometimes used, particularly in Europe, looks for a “trend” where several control measurements in a row are increasing or decreasing [note: