Statistical analysisData are expressed as mean ± S.D. for continuous variables, and as numbers (percentage) for categorical variables. One-way analysis of variance (ANOVA) was used to compare the data among the 3 or 4 groups. Tukey's test was used for multiple comparisons of individual groups. Pearson's correlation coefficient analyses were used to examine the relationship between the value of myocardial salvage rate and clinical values. Multiple regression analysis was performed among the values of myocardial salvage rate and the clinical values. A p-value <0.05 was considered statistically significant. All statistical analyses were performed using SPSS software (SPSS Inc., IL, USA).
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