delta test

del·ta test

(del'tă test)
Comparison between the current results of a laboratory test and the previous test results for the same patient.
[δ (delta), math. symbol for change in a variable]
References in periodicals archive ?
Furthermore, the assumption of common slope parameters in our states panel estimation is tested by an F-test (Chow test) and Pesaran and Yamagata's (2008) standardized version of Swamy's test (Delta test).
Gadea, "Approximate k-NN delta test minimization method using genetic algorithms: application to time series," Neurocomputing, vol.
All data for a period of 2 weeks (CCD) or 5 weeks (LDC) were assessed to determine the number of specimens flagged by each delta test, which changes were attributable to transfusion, and any clinical or laboratory associations with a delta check failure.
To assess the degree of dependence, we used the "Delta Test" and the "Katz index".
But now, because each delta test is independent of the rest, it can be examined on its own.
The tan delta test results (figure 3) were quite different for the three compounds.