ascertainment


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as·cer·tain·ment

(as'ser-tān'ment),
In epidemiologic and genetic research, the method by which a person, pedigree, or cluster is brought to the attention of an investigator; ascertainment has a bearing on the interpretation of segregation ratios, concordance rates, linkage analysis, and other probability features.

ascertainment

/as·cer·tain·ment/ (ă″ser-tān´ment) in genetics, the method by which persons with a trait are selected or discovered by an investigator.
References in periodicals archive ?
For each patient whose illness met reporting criteria for inhalational anthrax, ICPs completed a case ascertainment form that provided details on the patient's demographic information and clinical symptoms.
Most have yet to be validated for ascertainment of health or disease.
Filip Zlatanov is appealing the decision of the Sofia City Court to remove him from the post of Chair of Bulgaria's Commission on Prevention and Ascertainment of Conflict of Interest (CPACI) over charges of malfeasance in office.
It is envisaged that the exercise of supervision during construction, supply and installation of technological equipment, single and complex testing and transmission ascertainment sample ?
This ascertainment does not serve the future but creates insecurity with citizens.
Although ascertainment bias may have increased this figure, this organism is clearly an important cause of culture-negative endocarditis in the United Kingdom (9).
The ratings are determined by evaluating banks' performance in five categories: ascertainment of community credit needs, marketing and types of credit extended, geographic distribution and record of opening and closing offices, compliance and community development.
Fidosova said then she would remain a member of the party and explained this was her own decision because she wanted to "clear her name" after allegations emerged that she secretly gave orders to Filip Zlatanov, Chair of Bulgaria's Commission on Prevention and Ascertainment of Conflict of Interest, during GERB's term in power.
Lease fixed rent of equipment for the electronic control of infringements of speed limits, supply management software~s sanctions, the provision of ancillary services to the ascertainment of infringements and service of printing and enveloping of minutes.
This ascertainment is imposed due to the fact that many mayors will be found on the MP lists.
These figures are probably an underestimate of the extent of TB in renal disease since ascertainment was based on definitive microbiologic or histologic confirmation of diagnosis and legally required reports.
Since September 1994, the company has taken measures to reduce its ongoing variable costs and expenses by approximately $800,000 per month, although nonrecurring costs associated with these measures, other nonrecurring items, and the costs of litigation are not yet capable of ascertainment.