Research Article

[Retracted] Predictive Value of Perioperative Cytokine Levels on the Risk for In-Stent Restenosis in Acute Myocardial Infarction Patients

Table 1

Comparison of clinical data of patients (( ± s) (n, %)).

Clinical dataRestenosis group (n = 44)Nonrestenosis group (n = 405)t/χ2 value

Sex (n, %)0.6921)0.405
Male25 (56.82)256 (63.21)
Female19 (43.18)149 (36.79)
Age (year)52.98 ± 8.2651.61 ± 9.011.0352)0.305
BMI (kg/m2)22.88 ± 1.2422.85 ± 1.370.1512)0.881
Family history of acute myocardial infarction (n, %)14 (31.82)123 (30.37)0.0391)0.843
Smoking history (n, %)25 (56.82)186 (45.68)1.9781)0.160

Combined diseases (n, %)
Hypertension11 (25.00)105 (25.93)0.0181)0.894
Diabetes12 (27.27)103 (25.43)0.0711)0.791
Hyperlipidemia20 (45.45)144 (35.56)1.6781)0.196

Coronary intervention
Number of lesions (n, %)1.5521)0.213
Single vessel lesion35 (79.55)286 (70.62)
Double vessel/multi-vessel lesions9 (20.45)119 (29.38)
Target vessel stent length (mm)18.24 ± 2.9818.38 ± 3.010.2962)0.769
Target vessel stent diameter (mm)3.42 ± 0.533.32 ± 0.611.1702)0.247
Target vessel stent location (n, %)0.9231)0.630
Anterior descending branch26 (59.09)214 (52.84)
Circumflex branch13 (29.55)125 (30.86)
Right coronary artery5 (11.36)66 (16.30)

Out-of-hospital medication (n, %)
β receptor blocker35 (79.55)286 (70.62)1.5521)0.213
ACEI/ARB30 (68.18)235 (58.02)1.6931)0.193
Dual antiplatelet therapy34 (77.28)268 (66.17)2.2211)0.136
Others26 (59.09)223 (55.06)0.2611)0.610

1)χ2 test; 2)independent sample t-test.