this paper uses the concept of meta-frontier to investigate the relationship between meta technology ratios (mtr) and different varieties in datepalms including; mazafati, rabi and zardan that are produced widely in sistan and baluchestan province of iran. we used a stratified sampling of 300 date farmers of this province in 2010, 2011 and 2012 and estimated a stochastic production frontier usi...

background and objectives: patient safety (ps) is one of the most important and essential elements of quality in healthcare setting. a systematic review and meta-analysis was performed to assess the status of patient safety culture using the hospital survey on patient safety culture (hsopsc). methods: in this systematic review and meta-analysis study, data were collected through searching datab...

the present meta-analysis was conducted to provide a quantitative measure of the overall effects of task complexity on chinese efl learners’ language production. based on the strict inclusion criteria, 12 primary studies were synthesized according to key features. eleven of them were meta-analyzed to investigate effects of raising the resource-directing task complexity. results revealed that ...

smoking has become more prevalent in turkey than it has in those of western countries during the past decade. this study was conducted to make parameter estimations on gender related smoking habits with the minimum of variance. of the ninety-two researches related to smoking habits conducted from 1981 to 2003 in turkey, 60 were deemed appropriate for the application of meta analysis and meta re...

information technology has been considered the greatest innovation of the new era because it has a lot of fruitful social economic and scientific impacts. e-marketing joins creative and technical aspects of the internet, including: design, development, advertising and sales. this research aims to design an e-marketing framework by using meta-synthesis method. in order to design and explain a co...

conclusions there is a relationship between depression and metabolic syndrome. results seventeen studies were analyzed with a sample size of 31880 people. analysis by the type of studies showed that the relationship between the two variables in cross-sectional studies (or = 1.51, ci 95% = 1.36 - 1.68) and cohort studies (or = 1.6, ci 95% = 1.23 - 2.08) was significant. in general, the heterogen...