Table 2.

Differences of Parameters between Two Groups

	Group A	Group B
PIR at rest	0.668 ± 0.178	0.248 ± 0.015#
PIR at ATP stress	0.725 ± 0.194	0.295 ± 0.107#
EDV in the acute phase (ml)	112 ± 33	146 ± 38
EDV at follow-up (ml)	114 ± 30	192 ± 39*
EF in the acute phase (%)	50 ± 7	45 ± 9
EF at follow-up (%)	52 ± 7	39 ± 9*
LVWMI in the acute phase	2.1 ± 0.7	2.4 ± 0.3
LVWMI at follow-up	1.7 ± 0.4	2.4 ± 0.3*
Peak creatine kinase (U/L)	2734 ± 868	6198 ± 2265*
CFR	2.60 ± 0.8	1.31 ± 0.29*

^#p < 0.05, *p < 0.01

PIR, peak intensity ratio; EDV, end-diastolic volume; EF, ejection fraction; CFR, coronary blood flow reserve; LVWMI, left ventricular wall motion index