Point-of-Care Troponin T Testing in the Management of Patients with Chest Pain in the Swedish Primary Care

Table 4

Diagnostic accuracy of GPs’ decision to refer chest pain patients emergently, with and without the support of point-of-care Troponin T (POCT-TnT).

		Sensitivity		Specificity		PPV		NPV
		𝑛	%	𝑛	%	𝑛	%	𝑛	%
GP’s decision; with POCT-TnT 𝑛=128	AMI^1	2/3	67	95/125	76	2/32	6,3	95/96	99
	AMI + UA^2	5/7	71	94/121	78	5/32	16	94/96	98
GP’s decision; without POCT-TnT 𝑛=68	AMI	5/5	100	39/63	62	5/29	17	39/39	100
	AMI + UA	6/6	100	39/62	63	6/29	21	39/39	100

¹Acute myocardial infarction, ²unstable angina.