Improving site selection in clinical studies: a standardised, objective, multistep method and first experience results
نویسندگان
چکیده
منابع مشابه
Improving site selection in clinical studies: a standardised, objective, multistep method and first experience results
INTRODUCTION A considerable number of clinical studies experience delays, which result in increased duration and costs. In multicentre studies, patient recruitment is among the leading causes of delays. Poor site selection can result in low recruitment and bad data quality. Site selection is therefore crucial for study quality and completion, but currently no specific guidelines are available. ...
متن کاملQabrestan Noshabad, a Neolithic Site in Kashan Region Results from First Archaeological Expedition
Neolithic period, the time when human start to change its way of life from hunting and gathering to framing and herding, is one of the most noticed cultural phenomenon by archaeologists. Kashan area is one of those regions that contains the oldest traces of this phenomenon, hence archaeological activities in the area goes back very early in Iran. Besides Sialk, that is most famous archaeologica...
متن کاملApplication of Delphi method in site selection of desalination plants
Given the reduced freshwater supplies across the world, seawater desalination is one of the appropriate methods available for producing freshwater. Selecting an optimal location is crucial in the installation of these plants owing to the environmental problems they cause. The present study was conducted to identify optimal locations for installing desalination Plants in the coastal areas of sou...
متن کاملExperience of a standardised method for assessing respiratory disability.
A standardised method of scoring respiratory disability based on measurement and/or estimation of maximal oxygen uptake has recently been developed by the European Society for Clinical Respiratory Physiology. In the present study, we wanted to determine how the results obtained using this objective method compared with those by the more traditional empirical method used in a Medical Boarding Ce...
متن کاملsolution of security constrained unit commitment problem by a new multi-objective optimization method
چکیده-پخش بار بهینه به عنوان یکی از ابزار زیر بنایی برای تحلیل سیستم های قدرت پیچیده ،برای مدت طولانی مورد بررسی قرار گرفته است.پخش بار بهینه توابع هدف یک سیستم قدرت از جمله تابع هزینه سوخت ،آلودگی ،تلفات را بهینه می کند،و هم زمان قیود سیستم قدرت را نیز برآورده می کند.در کلی ترین حالتopf یک مساله بهینه سازی غیر خطی ،غیر محدب،مقیاس بزرگ،و ایستا می باشد که می تواند شامل متغیرهای کنترلی پیوسته و گ...
ذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: BMJ Open
سال: 2017
ISSN: 2044-6055,2044-6055
DOI: 10.1136/bmjopen-2016-014796