نتایج جستجو برای: trunck cross sectional area tcsa
تعداد نتایج: 1042642 فیلتر نتایج به سال:
background: vaccination status is more often evaluated by up-to-date vaccination coverage rather than timeliness of immunization. this study was conducted to evaluate delayed vaccination during infancy period and to determine the predictors effecting on vaccination delay. methods: this cross-sectional study was conducted from june to september 2011 in hamadan province, the west of iran, recruit...
purpose : to determine the prevalence of refractive errors, strabismus and amblyopia in the schoolboys of varamin city, iran methods : in a cross-sectional population-based study in 2010, we used random cluster sampling to select the participants from varamin high school students. examinations were conducted at the school site under standard conditions. all students had non-cycloplegic refracti...
OBJECTIVE The purpose of this study was to evaluate the relations between the degree of encroachment, measured as the cross-sectional area of the dural sac, and low back pain in a large population. METHODS In this cross-sectional study, data from 802 participants (247 men, 555 women; mean age, 63.5 years) were analyzed. The measurement of the cross-sectional area of the dural sac from the lev...
There are many opinions and arguments about the types of weapons that Neanderthals may have used. We list five assumptions Neanderthal weapon-assisted hunting suggest tip cross-sectional area (TCSA) approach be used to assess these, provide a hypothetical overview stone-tipped weaponry in south eastern France between MIS 7 3. analysed stone points from Abri du Maras, Saint-Marcel, Grotte Figuie...
AIMS Histology and retrospective clinical studies have indicated that the amount of neointimal hyperplasia is dependent on the arterial injury induced during stent implantation. This study analysed, prospectively, the impact of high vs low pressure stent implantation techniques using a second generation stent on intimal hyperplasia and follow-up lumen dimensions. METHODS AND RESULTS Post-inte...
Numerous studies have utilized histologic sections of coronary arteries as the standard for testing the validity of the angiographic determination of coronary artery dimensions. However, little attention has been given to artifactual dimensional changes that occur during fixation and histologic processing of tissues (dehydration, clearing, embedding, sectioning and staining). Using planimetric ...
background and aims: internet addiction is one of the problems emerged with the development of technology. considering the potential negative effects of internet addiction on health, the present study aimed to determine the prevalence of internet addiction in university students in ilam, west of iran, in 2014. methods:in this cross– sectional study, 1066 university students in both public and ...
purpose: to determine the prevalence of refractive errors in the students of mashhad university of medical sciences, iran methods: in this cross-sectional study, we used cluster sampling for selecting participants from every department of mashhad university of medical sciences, proportional to the number of students in each department. each participant received refraction examination with an au...
purpose: to determine the prevalence of uncorrected refractive errors and its determinants in tehran in 2002. methods: a total of 6497 citizens representing a cross-section of the population of tehran were sampled using a stratified random cluster sampling strategy. of these, 4565 (70.3%) subjects participated in the study and were transferred to a clinic for an extensive eye examination and in...
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