Sentence examples for most studies ascertained from inspiring English sources

Most studies ascertained costs retrospectively and from the literature.

Most of the occupational studies ascertained diabetes based on death certificates, which are well known to have low sensitivity and specificity for diabetes (Cheng et al. 2008).

All seven RCTs studies ascertained the participants through clinical interviews which is considered to be the most valid method in establishing a precise headache diagnosis [31].

All six studies ascertained GII status through self-report.

As the data on hysterectomy collected in most studies are usually ascertained through self-reporting, we feel that the data presented here can inform epidemiologists about the reliability of self-reporting of this variable.

Most studies focus on symptoms ascertained during life, and many of the criteria used to define neurologic disease are left to a certain extent to subjectivity, with inevitable associated misclassification of disease.

This study ascertained marked underdiagnosed COPD.

Third, our study ascertained MRI findings at only two timepoints.

Second, in most studies, smoking exposure was exclusively ascertained by self-reporting which is known to be less than perfect and most likely led to underestimation of true effects.

Blinding of participants and study personnel was ascertained for most studies; however, two reports indicated that study personnel were not blinded to the experimental intravenous fluid administered, and two additional reports did not adequately address blinding for an assessment to be made (Table S1, supporting information).

The risk for disease transmission is difficult to ascertain because most studies, including this one, have not measured viability of the parasites recovered from water or filter backwash.