نتایج جستجو برای: repeatability
تعداد نتایج: 9899 فیلتر نتایج به سال:
Repeatability and reference ranges for change A measurement that is totally unrepeatable clearly has no validity. Repeatability, however, or reproducibility, is an ambiguous concept without precise definition. To a clinical chemist it may mean reproducibility of results from an autoanalyser for a single blood sample. A technician may spend hours perfecting a non-automatic technique. But if two ...
background x-ray, is one of the oldest, and yet the most widely used form of medical photographing. x-ray is a valuable tool to diagnose and examine many diseases such as arthritis, spinal injuries, pneumonia, bronchitis and even cancer. running a quality control program of the radiology devices can reduce the absorbed dose in the patients. the aim of this study is to take the quality control t...
Objective: The acceptable noise level (ANL) is used to quantify the amount of background noise that subjects can accept while listening to speech, and is suggested for prediction of individual hearing aid use. The aim of this study was to assess the repeatability of the ANL measured in normal-hearing subjects using running Danish and non-semantic speech materials as stimuli and modulated speech...
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