"It then studies how these various factors have interrelated historically, and learns an ensemble of tens of thousands of predictive models that appear to have predictive value, based on its study of historical data," which help guide the company's investments.
A Swedish study on historical data of three generations indicates a transgenerational response to variable food availability during the slow growth period (SGP), before the prepubertal growth peak.
In this study, the examination of historical data related to airport electric power, thermal energy and fuel consumption is discussed, starting with the analysis of the production energy plants, mainly based on a combined heat and power system.
Another contribution from this study is the use of historical data to measure the contribution from these two components to accessibility change, covering a long time period (50 years) and providing outcomes for every decade within this period.
A further limitation of the study is the use of historical data to inform assumptions about future screening compliance.
As this study was an audit of historical data without intervention or patient involvement, the Chairman of the Institutional Review Board confirmed that formal ethical approval was not required.
For the other patients without AKI, this study was an audit of historical data without any interventions, and therefore, the chairman of the hospital medical ethics committee confirmed that formal ethical approval was not required.
For institutions that are transitioning to modern EHRs, the development of strategies for integration and enrichment--such as the ones described in this study--could allow repurposing of historical data for research.
The concentration data collected from 43 subjects treated with doripenem (between study Days 2 and 3) were within the range of historical data in previously studied critically ill patients administered doripenem 1 g for a four-hour infusion.
Despite the wealth of historical data from studies using clinical indices criticism of their use exists [ 5- 8].
While analytics companies want to monitor social media in real time — gauging customer sentiment about specific brands during the Super Bowl, for instance — academic researchers across various fields wanted to "go back and study things" over almost a decade of historical data, said Chris Moody, Twitter's vice president of data strategy.
