Table 9. Results of likelihood ratio test.

RIF, right iliac fossa

Test	Positive likelihood ratio	Trust when test is positive	Negative likelihood ratio	Trust when test is negative (reliability)
"Amr sign"	2.3	Small	0.46	Small
RIF tenderness	1	Minimal	0.4	Small
Leukocytosis	1.3	Minimal	0.24	Small