Natera announced results of a prospective validation study
published in the Journal of Clinical Medicine demonstrating 100% accuracy of its Panorama non-invasive prenatal test in determining zygosity, fetal sex, and chromosomal abnormalities in twins as early as 9 weeks of gestation.
BARCELONA -- Four potent clinical predictors of treatment-resistant depression have been confirmed in a validation study
that showed the four factors collectively have a predictive accuracy of 87%, Alexander Kautzky, MD, reported at the annual congress of the European College of Neuropsychopharmacology.
In order to better understand the reliability of the EAST collective monograph collection and to help establish trust across the partner libraries, EAST undertook a project to design, test, and analyze a sample-based validation study
. The purpose of this study was to determine the statistical likelihood that a retained title actually existed on the shelves of retention partners.
: Subject Selection and Data Acquisition.
Briggs conducted qPCR Meetings with participants in the Multi‐Lab Validation Study
for draft Method C, Michigan health departments on draft Method C results, and a work group for source tracking validation study
The Joint Research Centre's European Reference Laboratory --European Centre for the Validation of Alternative Methods (EURL ECVAM) has identified 17 in vitro methods as candidates for a validation study
that will be carried out in collaboration with the European Union Network of Laboratories for the Validation of Alternative Methods (EU-NETVAL).
(2) Similarly, the results of the multi-institutional validation study
of more than 20 000 patients3 were presented at the 2014 ISUP grading conference and were the driving factor for acceptance to the new grading system both for ISUP and other subsequent organizations, such as the World Health Organization and the College of American Pathologists.
Biopharmaceutical company OPKO Health (NasdaqGS:OPK) reported on Monday the start of a multi-centre clinical validation study
of Total PSA microfluidic assay cassette running on the Claros 1 in-office immunoassay analyzer allowing physicians to provide enhanced quality of care for their patients.
In every step of the validation study
, there is a different scientific established pathway that is being used day to day as well as established, practiced and contradictory to the basic cross-sectional design.
. In: Armitage P, Colton T (Eds.), Encyclopedia of Biostatistics.
The low number of events (patients with residual stone fragments) might have affected predictability as it has been suggested that at least 100 events are necessary for adequate discrimination ability of a model in an external validation study
. (6) Lastly, a more diverse patient population reflecting not only patient factors but also different surgeons and institutional practices might also uncover other findings.