One study used randomized controlled trial evidence, but not from a head-to-head study of the two interventions, and the other used evidence from small retrospective studies, some of which was used to inform creation of the MammaPrint test.
About 80percentt of studies of U.S. medical interventions use randomized controlled trials (RCTs), the gold standard of laboratory research.
Frederiks, E. R., Stenner, K., Hobman, E. V. & Fischle, M. Evaluating energy behavior change programs using randomized controlled trials: Best practice guidelines for policymakers.
But some of these studies have been conducted by advocates, and they have looked at hospital costs after the fact, rather than using randomized controlled trials, the gold standard in medical research.
Evaluating novel interventions to encourage frequent screenings using randomized controlled trials can help inform evidence-based health promotion programs.
Increasing the number of studies that use randomized controlled trials or quasi-experimental designs will increase the scientific robustness.
Pushing further, van IJzendoorn and Bakermans-Kranenburg (2012) advocate using randomized controlled trials to study how environmental changing interventions have differential effects as a function of genetic endowments.
Using randomized controlled trials, insights from behavioral economics, and predictive analytics, the Crime Lab partners with policymakers and practitioners to generate evidence about the strategies that reduce violence and do the most social good per dollar spent.
And although the interventions were based on existing findings in fields like psychology and behavioral economics, the SBST rigorously evaluated the outcomes using randomized controlled trials, allowing them to evaluate which ones produced their intended effect and how strong those effects actually were.
