From: Myocardial perfusion imaging by single-photon emission tomography (MPI SPECT) versus Instantaneous wave-free ratio (IFR) for assessment of functional significance of intermediate coronary artery lesions
co-morbidities
Number
N=25
Percent
100%
Family history
 Positive
32
64.0
 Negative
18
36.0
Smoking
 Smokers
26
52.0
 Non-smokers
24
48.0