نتایج جستجو برای: cumulative damage
تعداد نتایج: 293731 فیلتر نتایج به سال:
Abstract In some practical situations, most systems would fail roughly with time by both causes of additive and independent damages. From such viewpoints, this paper considers three combined replacement policies with two kinds of damages: The unit is replaced at a planned time or when the total additive damage exceeds a failure level, whichever occurs first, and undergoes minimal repair when in...
An assessment of the onset of radiographic damage in the large joints (hip, knees, shoulders, elbows, ankles and tarsus) in patients with early rheumatoid arthritis, and the relationship of the progression of large joint damage with joint damage in hands and feet, with physical disability, and with cumulative disease activity, was performed in a prospective 6 yr follow-up study. Large joint dam...
OBJECTIVE To describe cumulative organ damage in juvenile dermatomyositis (JDM) patients and to identify patient characteristics and early disease variables that predict organ damage. METHODS An inception cohort of 60 patients diagnosed with JDM from 1970 to 2006 was examined, median 16.8 (2.0-38.1) years after disease onset. Disease activity was measured by the disease activity score (DAS), ...
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