نتایج جستجو برای: epidemiologic characteristics

تعداد نتایج: 679643  

Journal: :American journal of epidemiology 2014
Philip Greenland Mark Pepys

A recent article in the Journal by Whelton et al. (Am J Epidemiol. 2013;178(7):1076-1084) prompted this commentary about the use of the word "elevated" in medical reports. We believe that the word used in that particular report should have been "higher." The exposure variable was not actually elevated according to what we understand the word to mean in epidemiologic research. Consistent with th...

2004
Anna Papa Iva Christova Evangelia Papadimitriou Antonis Antoniadis

We report the epidemiologic characteristics of Crimean-Congo hemorrhagic fever in Bulgaria, as well as the first genetic characterization of the virus strains circulating in the country in 2002 to 2003 that caused disease in humans.

خلیلی, داود, محرابی, یداله, مسعودی, سیما, یاوری, پروین,

In epidemiologic studies, the measurement of characteristics of interest is almost always subject to random measurement error. This error and its effects are usually overlooked by researchers. One of its effects is a widespread statistical phenomenon that is well known as regression to the mean. This phenomenon occurs whenever an extreme group of people is selected from a population based on th...

Journal: :Biomedical papers of the Medical Faculty of the University Palacky, Olomouc, Czechoslovakia 2001
V Janout H Kollárová

This review article presents colorectal cancer epidemiology, describing main epidemiologic characteristics and the influence of environmental and life style risk factors. The most important ideas for primary prevention are listed at the end of the article.

2006
Anna Papa Bojana Bojovič Antonis Antoniadis

Hantaviruses are endemic in the Balkan Peninsula. An outbreak of hemorrhagic fever with renal syndrome occurred in 2002 in Serbia and Montenegro. The epidemiologic characteristics and genetic relatedness of Dobrava/Belgrade virus strains responsible for most cases are described.

Journal: :international journal of pediatrics 0
erfan ayubi phd candidate of epidemiology, department of epidemiology, school of public health, shahid beheshti university of medical sciences, tehran, iran kamyar mansori phd candidate of epidemiology, department of epidemiology, kurdistan university of medical sciences, sanandaj, iran hamid soori professor, safety promotion and injury prevention research center, shahid beheshti university of medical sciences, tehran, iran. salman khazaei phd candidate of epidemiology, department of epidemiology & biostatistics, school of public health, hamadan university of medical sciences, hamadan, iran ali gholami phd candidate of epidemiology, department of public health, school of public health, neyshabur university of medical sciences, neyshabur, iran abdolhalim rajabi phd candidate of epidemiology, department of epidemiology, school of public health, iran university of medical sciences, tehran, iran

background: it is introduced that unintentional childhood poisoning can be as result of child home environment and characteristics of parents. this study aimed at quantifying the adjusted population attributable risk percentage of risk factor of unintentional childhood poisoning.  materials and methods: the hospital based case- control included 140 consecutive poisoned children who admitted to ...

Journal: :بینا 0
سیدعلی طباطبایی a tabatabai تهران- میدان قزوین- بیمارستان فارابی- مرکز تحقیقات چشم دانشگاه علوم پزشکی تهران آرش میرمحمدصادقی a mir mohammad sadeghi جواد عموزاده j amouzadeh تهران- میدان قزوین- بیمارستان فارابی- مرکز تحقیقات چشم دانشگاه علوم پزشکی تهران محمد ریاضی m riazi تهران- میدان قزوین- بیمارستان فارابی- مرکز تحقیقات چشم دانشگاه علوم پزشکی تهران

purpose: to evaluate the etiologic and epidemiologic findings in central retinal artery occlusion (crao) patients in a tertiary eye center in tehran, iran. methods: all patients with crao refered to the emergency department of farabi hospital during 2001-2002 were enrolled in the study. all patients received routine treatment and were followed for 3 months. cardiology consult was done for all p...

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