Research Article

Effects of Shen-Yuan-Dan on Periprocedural Myocardial Injury and the Number of Peripheral Blood Endothelial Progenitor Cells in Patients with Unstable Angina Pectoris Undergoing Elective Percutaneous Coronary Intervention

Table 2

Comparison of serum CK-MB levels between the two groups during perioperative PCI (, U/L).

GroupBefore surgery4 h after surgery24 h after surgery7 d after surgery

A (n = 32)15.97 ± 4.4417.33 ± 5.8315.79 ± 5.3215.89 ± 4.77
B (n = 30)17.86 ± 3.9520.38 ± 4.3219.10 ± 4.9317.70 ± 3.50

A: experimental group; B: control group. in comparison with the control group; in comparison with preoperative; and in comparison with 4 h after surgery.