Sentence examples for randomised controlled experiments from inspiring English sources

Studies carefully designed to identify determinants of irreversible disability are needed, inclusive randomised controlled experiments evaluating pension decisions as important health care interventions.

However, current knowledge is based largely on observational studies, and randomised controlled experiments that test different public health interventions are urgently needed [ 1].

To control for self selection we carried out a randomised controlled experiment in which articles from a journal publisher's websites were assigned to open access status or subscription access only.

So, in collaboration with researchers, it decided to run a randomised controlled experiment.

Each study was classified as a randomised controlled trial (RCT), quasi-experiment (QE) or observational (Obs).

Analysing 'change' in longitudinal randomised controlled trials.

The design was a randomised controlled trial.

In anticipation of few randomised trials being found, studies in categories 1) and 2) were not restricted by methodology: randomised controlled trials and also natural experiments with pre- and post- comparisons and natural experiments with parallel groups were eligible for inclusion.

Instead, they have based their reviews explicitly or implicitly on fundamentally different philosophical assumptions - most commonly the positivist notion that generalisable truths are best generated from controlled experiments, especially randomised trials.

Randomised controlled trials (RCTs) are planned experiments, involving the random assignment of participants to interventions, and are seen as the gold standard of study designs to evaluate the effectiveness of a treatment in medical research in humans [11].

Natural experiments have a number of advantages over randomised controlled trials in health service research.