(Anyone who has downloaded music onto an iPod or other digital music player is familiar with the difficulty of maintaining consistency from song to song).
It is thus highly probable that the large analytical discrepancies observed in the largest ICU were due to the difficulty of ensuring the consistency and quality of the preanalytical conditions.
However, building such a system remains as a difficult and challenging task, mainly due to the difficulty of maintaining data consistency among replicas and the lack of easy and efficient tools supporting the development procedure.
But a series of recent changes to the association's contest criteria has placed a premium on trying new tricks, rewarding a higher degree of difficulty over consistency, and scoring only the best two rides, instead of three or more, during a 30-minute heat.
The reasons for this appear to be complex, though they may include insufficient guidelines from the nursing regulatory bodies, local political difficulties and a lack of consistency between educational establishments.
The difficulty and consistency of tagging chemicals in text was measured using an agreement study between annotators, obtaining a percentage agreement of 91.
Pearson, who is known for his Muay Thai and aggression, has had difficulty finding consistency of late.
As discussed by Trueman (2009) in this supplement, analysis of the cost effectiveness of prophylaxis with G-CSF is fraught with difficulty, because of a lack of consistency across clinical trials and because of the problems faced when transferring pharmacoeconomic considerations from one healthcare system to another.
The complexity of the problem is due to the difficulty of ensuring the time consistency of gene transfers, i.e. satisfying the chronological constraints among nodes of the species tree that are induced by transfer events.
This difficulty is compounded by the lack of consistency in reporting adverse effects and the absence of a common format for doing so.
