Statistical analysis
SD
All analyses were conducted according to the intention-to-treat principle. Continuous data were expressed as mean ± SD, and categorical data were expressed as percentages. Before further analysis, we checked the normality of data in the two groups using the Kolmogorov–Smirnov test, and the skewness and kurtosis indices were analyzed. Independent student’s t-test or Kruskal–Wallis test (for continuous variables) and Chi-square or Fisher exact tests (for categorical variables) were used for a comparative analysis of baseline characteristics and postoperative outcomes. To investigate the independent risk factors of MACCE, Variables with significant differences (