نتایج جستجو برای: stope unplanned dilution index
تعداد نتایج: 425813 فیلتر نتایج به سال:
OBJECTIVES To measure the impact of the improvement in hospital survival rates on patients' subsequent utilization of unplanned (emergency) admissions. DATA SOURCES/STUDY SETTING Unplanned admissions occurring in all acute hospitals of the National Health Service in England between 2000 and 2009, including 286,027 hip fractures, 375,880 AMI, 387,761 strokes, and 9,966,246 any cause admissions...
BACKGROUND A possible downstream effect of high in-hospital bed occupancy is that patients in the emergency department (ED) who would benefit from in-hospital care are denied admission. The present study aimed at evaluating this hypothesis through investigating associations between in-hospital bed occupancy at the time of presentation in the ED and the probability for unplanned 72-hour (72-h) r...
With the gradual increase of coal mining intensity, many pillars need to be left near stope. The stability composite structure and their overlying strata determines safety whole stope surface. This paper conducts uniaxial compression tests on coal-rock structures with same lithology height ratio finds structure’s mechanical properties failure characteristics have greater discreteness. Combining...
The work analyzes current technologies of ore mining applying self-propelled equipment in underground conditions; studies practices using the general and for broken transportation only; considers performance enterprises similar mining-geological miningtechnical generalizes causes high loss dilution rates Kryvyi Rih iron basin, thus revealing a problem providing efficiency increased extraction w...
BACKGROUND Chronic Obstructive Pulmonary Disease (COPD) accounts for around 4% of all public hospital annual admissions in Hong Kong. By year 2020, COPD will be ranked fifth among the conditions with the highest burden to the society. This study identifies admission and unplanned readmission of COPD patients, factors affecting unplanned readmission, and estimates its cost burden on the public h...
BACKGROUND Predisposition to adverse drug events with advancing age has led to the development of lists of potentially inappropriate medications (PIMs) to be avoided in the elderly, such as the Beers Criteria. The prevalence of Beers medications has been studied widely, but it is still unclear whether PIM use is predictive of adverse events in older people. OBJECTIVES To examine potential ass...
Grid computing is emerging as the foundation upon which virtual organizations can be built. Such organizations are becoming of increasing importance for tackling various projects, both in academic and in business fields. This paper is concerned with presenting an integrated view of the grid to readers interested in understanding it, or perhaps in developing it further or making use of it in the...
BACKGROUND Starting dialysis in an unplanned manner is a frequent situation in a dialysis centre even for patients with a regular nephrology follow-up. For no clear reason, chronic haemodialysis (HD) is more frequently used than peritoneal dialysis for unplanned dialysis patients. OBJECTIVE The purpose of this study was to evaluate the results of a dialysis policy dedicated to unplanned dialy...
Heart failure is marked by frequent hospital admissions, often as a consequence of pulmonary congestion. Current gold standard techniques for thoracic fluid measurement require invasive heamodynamic access and therefore they are not suitable for continuous monitoring. Changes in thoracic impedance (TI) may enable non-invasive early detection of congestion and prevention of unplanned hospitaliza...
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