complete ascertainment

complete ascertainment
the method in which families for study are selected through affected parents, and all their offspring are included.

Medical dictionary. 2011.

Игры ⚽ Поможем сделать НИР

Look at other dictionaries:

  • Ascertainment bias — In scientific research, ascertainment bias occurs when false results are produced by non random sampling and conclusions made about an entire group are based on a distorted or nontypical sample. If this is not accounted for, results can be… …   Wikipedia

  • incomplete ascertainment — ascertainment in which only those sibships with at least one affected sib are identified; this is far more common than complete ascertainment …   Medical dictionary

  • ascertainment — In epidemiological and genetic research, the method by which a person, pedigree, or cluster is brought to the attention of an investigator; has a bearing on the interpretation of segregation ratios, concordance rates, linkage analysis, and other… …   Medical dictionary

  • Patriot Debates — The American Bar Association passed resolutions on the USA PATRIOT Act that asked the U.S. Government to conduct a thorough review of the implementation of the powers granted to the Executive Branch under the Act before considering legislation… …   Wikipedia

  • Sampling bias — In statistics, sampling bias is when a sample is collected in such a way that some members of the intended population are less likely to be included than others. It results in a biased sample, a non random sample[1] of a population (or non human… …   Wikipedia

  • Christianity — /kris chee an i tee/, n., pl. Christianities. 1. the Christian religion, including the Catholic, Protestant, and Eastern Orthodox churches. 2. Christian beliefs or practices; Christian quality or character: Christianity mixed with pagan elements; …   Universalium

  • Indian philosophy — Any of the numerous philosophical systems developed on the Indian subcontinent, including both orthodox (astika) systems, namely, the Nyaya, Vaisheshika, Samkhya, Yoga, Mimamsa, and Vedanta schools of philosophy, and unorthodox (nastika) systems …   Universalium

  • analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …   Universalium

  • metaphysics — /met euh fiz iks/, n. (used with a sing. v.) 1. the branch of philosophy that treats of first principles, includes ontology and cosmology, and is intimately connected with epistemology. 2. philosophy, esp. in its more abstruse branches. 3. the… …   Universalium

  • CODIFICATION OF LAW — This article is arranged according to the following outline: the concept and its prevalence in other legal systems in jewish law in the mishnah format and style of the mishnah the talmud and post talmudic halakhic literary forms variety of… …   Encyclopedia of Judaism

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”