The reason for the differences between the various trials of effect on left ventricular function has so far not been identified.
We also did sensitivity analysis to assess the effect of the methodological quality of trials on effect estimates.
In an extensive report in The Cochrane Database of Systematic Reviews in 2007, researchers combined data from 18 randomized clinical trials of the effects of milk thistle on 1,088 patients with liver disease.
But until now, there were no randomized clinical trials of its effects on children.
Many interventional trials of the effects of testosterone on human health and disease have been conducted.
Inconsistency has also been noted in randomized trials of the effects on glucose homeostasis.
The concept of changing movement or postural patterns is fundamental to many popular movement-based interventions but is rarely measured in trials of the effects of interventions.
However, we do not know if results of randomized clinical trials of treatment effects are generalizable to the community setting.
More recently, a systematic review article, reported there has been no randomised clinical trials of PRP effects on muscle healing.
