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Table 2 Baseline characteristics grouped according to type of P2Y12 inhibitor after propensity score matching

From: Effect of ticagrelor versus clopidogrel after implantation of drug-eluting stents guided by either intravascular ultrasound or angiography in patients with acute coronary syndrome—propensity score matching analysis

 

IVUS guidance group

CAG guidance group

Ticagrelor

N = 197

Clopidogrel

N = 203

p-value

Ticagrelor

N = 384

Clopidogrel

N = 390

p-value

Age

60 (60–72)

69 (63–75)

0.005

66 (59–71)

69 (63–77)

<0.001

Female

33(16.8)

40(19.7)

0.445

47(12.2)

101(25.9)

<0.001

Hypertension

115(58.4)

137 (67.5)

0.059

228(59.4)

259(66.4)

0.043

Diabetes

62(31.5)

71(35)

0.457

122(31.8)

134(34.4)

0.444

Smoker

98(49.7)

94(46.3)

0.491

197(51.3)

154(39.5)

0.001

Dyslipidemia

12(6.1)

11(5.4)

0.773

25(6.5))

15(3.8)

0.094

Prior stroke

3(1.5)

25(12.3)

<0.001

16(4.2)

35(9.0)

0.007

CKD

4(2.0)

6(3.0)

0.553

10(2.6)

12(3.1)

0.692

Prior MI

30(15.2))

29(14.3)

0.790

52(13.5)

54(13.8)

0.902

Prior PCI

38(19.3)

27(13.3)

0.105

64(16.7)

55(14.1)

0.323

Diagnosis of ACS

     

 STEMI

19(9.6)

32(15.8)

0.067

48(12.5)

46(11.8)

0.764

 NSTEMI

50(25.4)

47(23.2)

0.603

105(27.3)

72(18.5)

0.003

 UA

128(65.0)

124(61.1)

0.420

231(60.2)

272(69.7)

0.005

Multivessel

156(79.2)

145(71.4)

0.072

293(76.3)

308(79.0)

0.372

CTO

19(9.6)

18(8.9)

0.788

51(13.3)

32(8.2)

0.022

LMCA

49(24.9)

26(12.8)

0.002

87(22.7)

52(13.3)

0.001

LVEF(%)

58 (54–59)

58 (55–59)

0.346

58 (55–59)

58 (55–59)

0.164

LDL-C(mmol/L)

2.4 (1.8-3.0)

2.4 (1.9–3.1)

0.707

2.4 (1.8-3.0)

2.45(2.0–3.0)

0.083

WBC(10^9)

7.0(5.7–8.7)

6.8(5.7–8.1)

0.410

7.0(5.9–8.5)

7.0(5.8–8.6)

0.705

Hb(g/L)

14.2 (13–15)

13.8(13–15)

0.023

14.3 (13–15)

13.8(13–15)

<0.001

PLT(10^9/L)

205 (174–245)

204 (177–248)

0.857

207 (176–243)

205 (172–244)

0.466

Crea(umol/L)

72(62–83)

72(62–83)

0.590

73(63–84)

72(61–85)

0.357

NO. of stent

1.6 ± 0.9

1.4 ± 0.7

0.042

1.6 ± 0.9

1.6 ± 0.8

0.804

Total stent length(mm)

41.9 ± 27.4

37.1 ± 19.9

0.044

42.1 ± 24.2

40.6 ± 22.7

0.375

Mean stent diameter(mm)

3.2 ± 0.5

3.3 ± 1.5

0.496

3.1 ± 0.5

3.0 ± 0.5

0.060

  1. ACS, acute coronary syndrome; CAG, angiography; CKD, chronic kidney disease; CTO, chronic total occlusion; Hb, hemoglobin; LMCA, left main coronary; LDL-C, low density lipoprotein cholesterol; MI, myocardial infarction; NSTEMI, non-ST-segment elevation myocardial infarction; PCI, percutaneous coronary intervention; PLT, platelet; UA, unstable angina pectoris; WBC, white blood cell; STEMI, ST-segment elevation myocardial infarction