Table 1.

Overview of the prevalence of suspected MVA using non-invasive ischaemia tests

	Total	Study design		Angiography type				Definition of NOCAD
		Trials	No-trials	Trials, ICA	Trials, CTCA	No-trials, ICA	No-trials, CTCA	<50%	≤70%/50%A
N studies	9	3	6	1	2	3	3	7	2
Median	43%	35%	48%	44%	34%	53%	37%	43%	50%
Range	33–65%	33–44%	34–65%	44%	33–35%	43–65%	34–53%	33–53%	34–65%

CTCA, computed tomography coronary angiography; ICA, invasive coronary angiography; MVA, microvascular angina; NOCAD, no-obstructive coronary artery disease.

^A≤70% a major epicardial coronary artery, ≤50% left main stenosis.