Table 1.
For diagnostic knowledge assessment | ||
If you were thinking of | And then you find | This hypothesis becomes |
(A diagnosis hypothesis) | (A new clinical information, an imaging study or a laboratory test result) | -2 -1 0 +1 +2 |
-2 the hypothesis is almost eliminated | ||
-1 the hypothesis becomes less probable | ||
0 the information has no effect on the hypothesis | ||
+1 the hypothesis is becoming more probable | ||
+2 it can only be this hypothesis | ||
For investigation knowledge assessment | ||
If you were considering to ask | And then you find | This investigation becomes |
(A diagnostic test) | (A new clinical information, an imaging study or a laboratory test result) | -2 -1 0 +1 +2 |
-2 contra-indicated totally or almost totally | ||
-1 not useful or even detrimental | ||
0 nor less nor more useful | ||
+1 useful | ||
+2 absolutely necessary | ||
For treatment knowledge assessment | ||
If you were considering to prescribe | And then you find | The relevance of this treatment becomes |
(A therapeutic option) | (A new clinical information, an imaging study or a laboratory test result) | -2 -1 0 +1 +2 |
-2 contra-indicated totally or almost totally | ||
-1 not useful or even detrimental | ||
0 nor less nor more useful | ||
+1 useful | ||
+2 necessary or absolutely necessary |
The item format varies with the object of assessment (e.g. diagnostic, investigation, treatment).