The term Negative likelihood ratio is also used (especially in medicine) to test nonnested complementary hypotheses as follows,
![\begin{displaymath}
{\rm NLR} = {\hbox{[true negative rate]}\over\hbox{[false ne...
... rate]}} = {\hbox{[specificity]}\over 1-\hbox{[sensitivity]}}.
\end{displaymath}](n_242.gif){kind=small}