The phrase "ascertain claims" is correct and usable in written English.
It can be used when discussing the process of determining the validity or truth of certain claims or statements.
Example: "The investigator was tasked to ascertain claims made by the witnesses during the trial."
Alternatives: "verify claims" or "determine claims".
A disease-prevalent cohort was used, and disease duration and severity are difficult to ascertain in claims data.
This serves to spread misconceptions about the potential impacts of wind energy on human health making it difficult for the general public (and scientists) to ascertain which claims can be substantiated by scientific evidence.
Hence, the present study aimed to evaluate the spasmolytic activity and possible mechanism of action of the essential oil from X. frutescens (XF-EO) on guinea pig ileum, to ascertain ethnopharmacological claims.
The total number of prevalent diabetes cases in each province was estimated as the sum of: (1) observed cases ascertained from hospital discharge abstracts only, (2) observed cases ascertained from claims of FFS physicians, (3) predicted cases for NFFS physicians.
20, 21, 28 Opioid abuse is likely to be under ascertained in claims databases.
All variables used in this study were derived from data elements ascertained from claims submitted for reimbursement, such as ICD-9 diagnosis codes and CPT-4 procedure codes.
Divergences from the findings of other studies may also be attributable to differences in methods of data assessment: the diagnoses were ascertained from claims data and not made by specially trained personnel in the context of a primary data assessment.
They must ascertain whether his claims have any substance by conducting an investigation into this too".
All results should be interpreted cautiously given the limited ability to ascertain RD using claims data, and future research into RD should focus on developing and using more broadly representative datasets.
Diabetes cases were classified into three mutually exclusive groups: (1) cases ascertained only from hospital discharge abstracts, (2) cases ascertained from physician claims for which the case-qualifying diagnosis was from a FFS physician and (3) cases ascertained from physician claims for which the case-qualifying diagnosis was from a NFFS physician.
