Oncology & Cancer

Myths about PSA tests and prostate cancer screening

The understanding of prostate cancer has significantly evolved in the past 15 years. However, many people—including primary care providers—may not be aware of the current guidelines for prostate cancer screening, says ...

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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:

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