A number of mental-test theorists have called attention to the fact that increasing test reliability beyond an optimal point can actually lead to a decrement in the validity of that test with respect ...
The feasibility, validity and reliability of the Time Trade-Off (TTO) and Visual Analogue Scale (VAS) methods in obtaining preference values for health states were compared in a random sample of the ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback