Clinical features

Why?

Pain reproduced on palpation makes unstable angina or a myocardial infarction less likely

Patient	Target Disorder and Reference Standard	Diagnostic Test	LR+ (95% CI)	Post-test Probability
central or left-sided chest pain a (pre-test probability: 41%)	MI or unstable angina (ECG, cardiac enzymes, stress tests)	pain reproduced by chest-wall palpation	0.11 (0.057 to 0.21)	7%
		pain partially reproduced by chest wall palpation	0.43 (0.20 to 0.94)	24%
		pain not reproduced by chest wall palpation	1.6 (1.4 to 1.7)	53%