Table 2 Abdominal examination findings.

Abdominal examination	Number of patients	Number with abnormality on other investigations*
Normal	77 (53%)	3 (4%)
Abnormal†	69 (47%)	16 (23%)

*Percentage of patients in each group who have any abnormality on gold standard investigation; †includes abrasion, bruising, tenderness, rigidity, or a combination.