نتایج جستجو برای: saturation index
تعداد نتایج: 441553 فیلتر نتایج به سال:
OBJECTIVE To investigate the surgical outcomes of a modified uvulopalatopharyngoplasty-extended uvulopalatal flap in the treatment of obstructive sleep apnea. MATERIAL AND METHODS Thirty-three consecutive patients with obstructive sleep apnea underwent extended uvulopalatal flap that consisted of bilateral tonsillectomy, dissection and removal of submucosal adipose tissue of the soft palate a...
the quality of the river water is assessed in different months in different stations to evaluate the change in the quality in re1ation with the various point sources along the river. thirteen parameters were measured in the samples manually taken from three meters off shore in 20 cm. depth in four points representing the quality in four reaches under consideration. the results revealed that nat...
Most geomagnetic indices are associated with processes internal to the magnetosphere-ionosphere system: convection, current systems, particle pressure, ULF wave activity, etc. The saturation (or not) of various under solar-wind driver functions (a.k.a. coupling functions) is explored by examining plots as functions. In comparing an index a function, “saturation” means that trend stronger activi...
BACKGROUND Obstructive sleep apnea is commonly associated with metabolic changes and obesity, and changes in body weight by either medical or surgical approaches have been considered to affect the severity of sleep apnea and appetite-controlling hormones. This prospective study evaluated the effect of weight loss induced by laparoscopic adjustable gastric banding (LAGB) surgery on respiratory d...
To investigate the relationship between obstructive sleep apnea hypopnea syndrome complicated with various traditional Chinese medicine syndromes of hypertension and plasma homocysteine level, patients were divided into liver-fire excess syndrome, yin deficiency yang phlegm-blood stasis based on type standard syndrome. General data, body mass index values, index, oxyhemoglobin saturation, Epwor...
BACKGROUND Recent data shows an increased mortality risk associated with elevated transferrin saturation. Because ingestion of dietary iron may contribute to iron overload in persons with elevated transferrin saturation, we investigated the relationship between elevated transferrin saturation, ingestion of dietary iron and red meat, and mortality. METHODS This 12-year cohort study used data f...
BACKGROUND Haemochromatosis is associated with mutations in the HFE gene but the significance of these mutations in the general population is unknown. AIMS To determine the frequency of HFE gene mutations in the general population, their effect on serum iron indexes, and their role in screening for haemochromatosis. METHODS Deoxyribonucleic acid (DNA) from 1064 randomly selected subjects wa...
The medium access control protocol of IEEE 802.11 networks has been extensively studied to explore its throughput performance. A popular regime of study is the saturation regime where users are assumed to be saturated with information bits. The throughput achieved in this regime, called the saturation throughput, is commonly interpreted as the maximum achievable throughput for any given system....
Two psychophysical experiments were conducted at North Carolina State University (NCSU) and Rochester Institute of Technology (RIT) to obtain replicated perceived saturation data from color normal observers on the order of one unit of saturation. The same 37 Munsell sample sheets, including up to four references that had similar perceived saturation but different hue, were used in both experime...
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