Sentence examples for makes randomised studies from inspiring English sources

North America has also produced some such trials, but the system over there makes randomised studies hard to conduct.

We are not aware of any other studies that have made randomised comparisons of biobank participation rates according to type of collection site, so the evidence to date in this area is limited.

Some of these factors make randomised trials unfeasible in educational settings, thus necessitating other designs such as non-randomised controlled and before and after studies.

46 Adjustments were not made for the individually randomised studies.

No reviews have been made to assess the effectiveness of acupuncture in treating this complaint, but in recent years controlled randomised studies have been made and these demonstrate an increasing use of acupuncture to treat pathologies of the soft tissues of the shoulder.

Restricting systematic reviews to include only randomised studies therefore makes sense for reviews of effectiveness.

The lack of prospective or randomised studies comparing treatment options makes evaluating their effectiveness difficult.

Scotland's chief medical officer, Harry Burns, wants broader scientific concensus: "Dietary supplements can have harmful as well as positive consequences, and recommendations need to be made on the basis of evidential benefit in well-conducted, randomised studies in large populations.

He warns that dietary supplements can cause harm and that we need to wait for good randomised studies in large populations.

If randomised studies and cost-effectiveness analyses confirm the benefits of administering fewer doses, and the duration of protection is sufficient, then the need for fewer doses may help make primary prevention of cervical cancer a reality.

In over 60 randomised studies of multivitamin versus placebo, none, zero, ever showed a benefit.