Investigations

• liver function tests ^{b c}

Why?

Why?

A low serum albumin can help diagnose inflammatory bowel disease

Patient	Target Disorder and Reference Standard	Diagnostic Test	LR+ (95% CI)	Post-test Probability	LR- (95% CI)	Post-test Probability
inflammatory bowel disease c   (pre-test probability: 11%)	inflammatory bowel disease   (endoscopy or histology)	serum albumin < 35 g/dl	4.2 (2.7 to 6.6)	35%	0.47 (0.30 to 0.75)	6%