TABLE 2.

Effect of EECP on myocardial perfusion

Study	Design	Sample size	Outcome measure	Data collection time points
Tartaglia et al, 2003 17	Prospective, observational study	25	Single‐photon emission computed tomography (SPECT)	Immediately before and after EECP
Michaels et al, 2002 34	Prospective, randomized, blinded study	10	Doppler velocity guidewire positioned in the mid‐to‐distal portion of an unobstructed coronary artery under fluoroscopic guidance	Immediately before and during EECP
Masuda et al, 2001 35	Prospective, observational blinded study	11	Dynamic 13N positron emission tomography (PET)	Immediately before and after EECP

Abbreviation: EECP, Enhanced External Counterpulsation.