نتایج جستجو برای: stope unplanned dilution index
تعداد نتایج: 425813 فیلتر نتایج به سال:
PURPOSE The all-cause readmission rate within 30 days of index admissions for chronic obstructive pulmonary disease (COPD) was approximately 21% in the United States in 2008. This study aimed to examine patient and clinical characteristics predicting 30-day unplanned readmissions for an initial COPD hospitalization and to determine those predictors' importance. PATIENTS AND METHODS A retrospe...
The paper presents the study of deformation processes development in unstable rocks hanging wall during mining a thick steeply dipping ore deposit example Yuzhno-Belozerskyi deposit. In studied field, there are problems stability rocks, represented by low-resistant shale that do not withstand significant outcrops time. A decrease is manifested form failure into stope. Based on detailed geologic...
Empirical data of medication-related hospitalization are very limited. We aimed to investigate the associations between 12 high risk medication categories (diabetic agents, diuretics, nonsteroidal anti-inflammatory drugs (NSAIDs), anticoagulants, antiplatelets, antihypertensives, antiarrhythmics, anticonvulsants, antipsychotics, antidepressants, benzodiazepine (BZD)/Z-hypnotics, and narcotics) ...
e-Readiness assessments, for countries and organizations, are becoming of increasing importance, as they specify the current states from which planning for ICT “information and communication technology” toward supporting sustainable development, should start. This paper is concerned with providing an approach, based on the STOPE “strategy, technology, organization, people, and environment” fram...
It is well recognized that software tools for strategic underground mine planning are lacking, and that the demand for these tools will increase as deeper deposits amenable to underground mining continue to grow in value. While a number of optimization techniques have been developed for stope layout design and progress continues to be made in the area of production scheduling, both of these min...
In the process of coal mine production, rock burst accidents near faults occur frequently. order to further reveal induced mechanism fault slip burst, a numerical simulation method for dynamic calculation under influence mining is proposed, and law response characteristics stope are studied. The study shows that with working face getting closer fault, activity number high-energy microseismic ev...
BACKGROUND Unplanned tracheal intubation after surgery has been associated with high mortality. Few studies have examined the risk factors for this complication. METHODS The American College of Surgeons National Surgical Quality Improvement Program (NSQIP) is a multicenter, prospective, outcome-oriented database for patients having undergone major surgical procedures. Using the NSQIP data for...
In mining projects, all uncertainties associated with a project must be considered to determine the feasibility study. Grade uncertainty is one of the major components of technical uncertainty that affects the variability of the project. Geostatistical simulation, as a reliable approach, is the most widely used method to quantify risk analysis to overcome the drawbacks of the estimation methods...
Background Reducing the 30-day unplanned hospital readmission rate is a goal for physicians and policymakers in order to improve quality of care. However, data on the readmission rate of critically ill patients in Japan and knowledge of the predictors associated with readmission are lacking. We investigated predictors associated with 30-day rehospitalization for medical and surgical adult patie...
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