Research Article

Both CYP2C19 and PON1 Q192R Genotypes Influence Platelet Response to Clopidogrel by Thrombelastography in Patients with Acute Coronary Syndrome

Table 1

Baseline characteristics of the study population.

VariablesTotal(n=459)NPR 
(n=275)
HPR 
(n=184)
P

Age (years)59.58±10.2859.35±10.4759.93±10.000.551
Gender (male)n()350(76.3%)229(83.3%)121(65.8%)<0.001
BMI (kg/m2)26.15±3.6425.94±3.3826.32±4.010.318
Risk factor n()
 Hypertension264(57.5%)150(54.5%)114(62.0%)0.115
 DM149(32.5%)94(34.2%)55(29.9%)0.336
 Dyslipidemia189(41.2%)117(42.5%)72(39.1%)0.466
Previous PCI85(18.5%)52(18.9%)33(17.9%)0.792
Current smoking168(36.6%)110(40.0%)58(31.5%)0.065
Concomitant medications()
 Statin454(98.9%)272(98.9%)182(98.9%)0.997
 ACEI/ARB305(66.4%)190(70.2%)112(60.9%)0.069
β-blocker381(83.0%)224(81.5%)157(85.3%)0.279
 PPI294(64.1%)185(67.5%)109(58.9%)0.060
PCI due to ACS()331(72.1%)196(71.3%)135(73.4%)0.623
Laboratory measurement
 Creatinine clearance(mL/min)∗88.51(71.30,109.28)88.35(70.32,108.19)89.35(72.30,110.74)0.670
 Glucose(mg/dl)∗5.54(5.02,6.84)5.51(4.99,6.70)5.57(5.07,7.17)0.386
 Triglyceride(mmol/L)∗1.48(1.05,2.11)1.48(1.03,2.05)1.48(1.07,2.21)0.408
 Cholesterol(mmol/L)4.11±1.014.13±0.954.09±1.110.105
 HDL(mmol/L)∗0.95(0.80,1.09)0.95(0.80,1.08)0.94(0.81,1.11)0.703
 LDL(mmol/L)2.49±0.872.52±0.812.45±0.960.055
 PLT(×109/L)212.9±56.0212.0±54.6214.5±58.20.063

These risk factors were not in accord with normal distribution.