However, most of the studies of cognitive training included in the present review were rated as having substantial risk of bias in several domains, and the quality of evidence was low to moderate.
Agreement between survey and observation results was analyzed using the kappa statistic and rated as poor, fair, moderate, substantial, or nearly perfect; internal consistency of the survey was also computed.
Al-Madinah and the Discovery free schools – both rated as inadequate by Ofsted – were found to have employed a substantial number of unqualified teachers.
"The fall is nowhere near as substantial as it might appear, because there are a number of major partners with which the U.S. trades -- Canada, Mexico, in Asia, around the world -- where the exchange rate moves are more moderated".
The study also finds that 30% of SMEs consider the existing 'employee turnover rate' as a substantial impediment to effective business operation, while 43% indicate the impediment from this factor to be small, and 26% indicate it to be negligible.
However, it has been reported that substantial ion suppression can occur at flow rates as low as 50 nL/min.
A total of 9 workers (12%, 9/73) reported that their knowledge was slightly increased, 36% rated the increase in their knowledge as substantial, and 44% (32/73) noted that they had much more knowledge about their health status as a result of their attendance of the WHS.
