Sentence examples for existing studies are from inspiring English sources

"The problem is precisely that there are not so many studies and that most of the existing studies are methodologically not very sound," he says.

The advisory committee found some evidence linking Sept. 11 to increased rates of cancer, but existing studies are far from conclusive.

Within this range, however, results of the existing studies are conflicting.

Many of the existing studies are focused on the analysis of monthly or annual solar radiation.

Existing studies are varying with regard to methodological quality, sample size, study design and duration of follow-up [11, 16].

The paper argues that, however, the existing studies are still restricted to a partial view of the phenomenon.

Existing studies are often carried out on a per-flow basis, focusing on the properties of individual flows.

Existing studies are largely descriptive rather than explanatory, and do not explain how and why changes occurred.

Thus, existing studies are subjective, time consuming, and are also restricted by the capability of human recognition.

There has been little offender research on vulnerabilities of young people targeted online, and existing studies are limited by small sample sizes.

However, most of the existing studies are related to the developed countries and very limited literature is available regarding potential of carpooling in developing countries.