منابع مشابه
a new approach to credibility premium for zero-inflated poisson models for panel data
هدف اصلی از این تحقیق به دست آوردن و مقایسه حق بیمه باورمندی در مدل های شمارشی گزارش نشده برای داده های طولی می باشد. در این تحقیق حق بیمه های پبش گویی بر اساس توابع ضرر مربع خطا و نمایی محاسبه شده و با هم مقایسه می شود. تمایل به گرفتن پاداش و جایزه یکی از دلایل مهم برای گزارش ندادن تصادفات می باشد و افراد برای استفاده از تخفیف اغلب از گزارش تصادفات با هزینه پائین خودداری می کنند، در این تحقیق ...
15 صفحه اولNitrous oxide anesthesia-associated myelopathy.
BACKGROUND The role of nitrous oxide exposure in neurologic complications of subclinical cobalamin deficiency has been reported, but few cases are well documented. OBSERVATION Two weeks after surgery for prosthetic adenoma, a 69-year-old man developed ascending paresthesia of the limbs, severe ataxia of gait, tactile sensory loss on the 4 limbs and trunk, and absent tendon reflexes. After a s...
متن کاملNitrous Oxide-Curare Anesthesia: Reappraisal*
Of the many inhal ation drugs available today, nitrous ox ide is the only one which is both nonex plosive and non-tox ic. Although the compound is rarely listed as a primary agent , it is used on almost every patient. The usefulness of nitrous oxide tends to be dismissed because it is considered to be relatively weak. However, with the continuing trend toward lighter anesthesia see n during the...
متن کاملnitrous oxide effect on relieving anxiety and pain in parturients under spinal anesthesia for caesarean section
background anxiety is an unpleasant experience that may have adverse effects on the process of anesthesia, cesarean delivery, recovery period and postoperative pain. anxiety can also affect maternal satisfaction of the medical cares that provided by the medical team. objectives to compare the effects of inhalational 50% nitrous oxide (n2o) with oxygen on reducing anxiety and pain in parturients...
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ژورنال
عنوان ژورنال: JAMA: The Journal of the American Medical Association
سال: 1918
ISSN: 0098-7484
DOI: 10.1001/jama.1918.26020280003008b