News tagged with screening

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USPSTF: more evidence needed for visual acuity screening

(HealthDay)—The U.S. Preventive Services Task Force (USPSTF) has concluded that there is currently insufficient evidence to assess the benefits and harms of screening for impaired visual acuity in older adults. These findings ...

Jul 21, 2015
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Screening

Screening, in general, is the investigation of a great number of something (for instance, people) looking for those with a particular problem or feature. One example is at an airport, where many bags get x-rayed to try to detect any which may contain weapons or explosives. People are also screened going through a metal detector. Even though the procedure aims at a large number of screens, it is always equivalent to sampling in statistics, because the complete population is almost always inaccessible for screening.

Screening has other, more specific meanings:

This text uses material from Wikipedia, licensed under CC BY-SA

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