Sentence examples for demonstrating a positive effect from inspiring English sources
There are studies with level 1 evidence (well designed prospective randomized controlled trials) demonstrating a positive effect of tibial reaming to the union rate and time to union.
To date, everyone points to a few studies demonstrating a positive effect.
To the author's knowledge, no controlled studies in humans have been published demonstrating a positive effect.
Finally, clinical outcomes were assessed in three studies [ 12, 25, 29]; one of them demonstrating a positive effect in reducing alcohol and drug use [ 12].
Endotracheal intubation is widely used for airway management in a prehospital setting, despite a lack of controlled trials demonstrating a positive effect on survival or neurological outcome in adult patients.
Recently, discrepant results have been obtained in two models of ES-cells-derived teratomas, demonstrating a positive effect of HIF2α on vascular density [ 8], or an increase in vessel diameter but no modification of blood vessel density [ 10].
Studies which had some risk of conflict of interest demonstrated a positive effect of the intervention (cost-effective to very cost-effective outcome) about 70percentt of the time, whereas 80percentt of the studies deemed to be without a conflict of interest showed a positive effect of the intervention.
Second, research into VE for safety learning and training has demonstrated a positive effect on the ability of participants to identify hazards and provided an effective way for engaging learners.
Only one trial of nefazodone in adolescents with MDD demonstrated a positive effect of medication over placebo and that was on a secondary outcome (Emslie et al, 2002a), while another nefazodone trial was negative (Table 1).
