Sentence examples for existing trials are from inspiring English sources

Avandia and other recent safety controversies, he says, occur because existing trials are designed to pick up big safety problems, not subtle increases in the risk of common problems such as heart attacks.

At each iteration, a new RCT is added to the network and a predetermined number of interactions with existing trials are imposed.

Existing trials are of small size and low methodological quality.

Finally, a meta-analysis of randomised trials of corticosteroids in head injury shows that existing trials are too small to demonstrate or to refute the possibility of a moderate but clinically important benefit [ 10].

But existing trials were full and new ones weren't set to begin for six months or more.

The methodology of the existing trials is generally poor or inadequately described.

The very low quality of existing trials is consistent with earlier findings for physiotherapy management post-lumbar discectomy.

Few RCTs have tested the effects of moxibustion for UC, and none of the existing trials were methodologically rigorous.

Further follow-up of existing trials is needed, and head-to-head trials of AIs will help to answer these important questions.

The main limitation with existing trials is that only one yoga teacher delivered the intervention which makes the trial's results unrepresentative of all yoga teachers, therefore it is important that several yoga teachers deliver treatment.

The Cochrane review of conservative treatments for whiplash[ 4] concluded that there was some evidence that active treatments are superior to passive, though the existing trials were not of high quality.