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تعداد نتایج: 21365756 فیلتر نتایج به سال:
OBJECTIVE To assess the relationship between daily trauma admissions and observed weather variables, using data from the Trauma Audit and Research Network of England and Wales and the UK Meteorological Office. DESIGN A cross-sectional study. SETTING Twenty-one accident and emergency departments (ED) located across England. PARTICIPANTS All patients arriving at one of the selected ED, with...
abstract this study investigates the teachers’ correction of students’ spoken errors of linguistic forms in efl classes, aiming at (a) examining the relationship between the learners’ proficiency level and the provision of corrective feedback types, (b) exploring the extent to which teachers’ use of different corrective feedback types is related to the immediate types of context in which err...
OBJECTIVE The effects of seasonality on blood pressure (BP) and cardiovascular (CV) events are well established, while the influence of seasonality and other environmental factors on arterial stiffness and wave reflection has never been analyzed. This study evaluated whether seasonality (daily number of hours of light) and acute variations in outdoor temperature and air pollutants may affect ca...
over the past decades a number of approaches have been applied for forecasting mortality. in 1992, a new method for long-run forecast of the level and age pattern of mortality was published by lee and carter. this method was welcomed by many authors so it was extended through a wider class of generalized, parametric and nonlinear model. this model represents one of the most influential recent d...
Number of mathematical correlations have been used to predict the monthly average global solar radiation on horizontal using the sun hours as an input parameter. The study was carried out on two weather stations in the UAE, which are Abu Dhabi and Al Ain, using a daily weather data recorded for 13 years. The used correlations included the linear Angstrom-Prescott model and its derivations, name...
هدف این تحقیق تعیین ارتباط بین فرهنگ سازمانی با کارآفرینی سازمانی در اداره کل ورزش و جوانان استان قم بود. این تحقیق جزء تحقیقات توصیفی، از نوع همبستگی می باشد. جامعه آماری تحقیق شامل کلیه کارمندان اداره کل ورزش و جوانان استان قم بودند که تعدادشان 55 نفر بود. به علت کم بودن تعداد جامعه آماری از نمونه گیری کل شمار استفاده گردید. ابزار اندازه گیری در این تحقیق، پرسشنامۀ فرهنگ سازمانی کمرون و کوئین...
INTRODUCTION Acute angle closure (AAC) without prompt treatment may lead to optic neuropathy. Environmental factor such as climate change may precipitate pupillary block, the possible mechanism of AAC. OBJECTIVE To determine the association of northeast monsoon and incidence of AAC in Malaysia. MATERIALS AND METHODS A retrospective study was conducted on AAC patients admitted to two main te...
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