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Table 1 Baseline characteristics of the study population

From: Predictive value of CHA2DS2-VASc score combined with hs-CRP for new-onset atrial fibrillation in elderly patients with acute myocardial infarction

Variables

NOAF (n = 30)

Without NOAF (n = 281)

P value

Age, years

82.43 ± 9.21

73.37 ± 10.31

< 0.001

Male, n (%)

23 (76.67)

229 (81.49)

0.322

STEMI, n (%)

19 (63.33)

175 (62.78)

0.925

HT, n (%)

18 (60)

156 (55.52)

0.761

DM, n (%)

9 (30)

95 (33.81)

0.546

History of MI, n (%)

8 (26.67)

50 (17.79)

0.179

History of PCI, n (%)

5 (16.67)

39 (13.88)

0.159

History of CABG, n (%)

2 (6.67)

7 (2.49)

0.192

History of CHF, n (%)

2 (6.67)

29 (10.32)

0.564

History of stroke, n (%)

6 (20)

38 (13.52)

0.218

Current smoker, n (%)

16 (53.33)

166 (59.07)

0.45

BMI, kg/m2

24.33 ± 2.39

26.19 ± 3.07

0.061

SBP, mmHg

122.37 ± 22.82

126.49 ± 19.83

0.172

DBP, mmHg

66.37 ± 12.41

65.49 ± 13.29

0.223

HR at admission, bpm

74 ± 13.6

78.56 ± 12.49

0.074

IRA

   

 RCA, n (%)

8 (26.67)

92 (32.74)

0.304

 LAD, n (%)

13 (43.33)

123 (43.77)

0.932

 LCX, n (%)

7 (23.33)

57 (20.28)

0.21

Killip class

   

 I, n (%)

7 (23.33)

118 (41.99)

0.003

 II, n (%)

13 (43.33)

132 (46.98)

0.317

 III, n (%)

8 (26.67)

22 (7.83)

0.001

 IV, n (%)

2 (6.67)

9 (3.2)

0.135

WBC, 109/L

9.88 ± 2.83

10.34 ± 3.42

0.543

Hb, g/L

135.78 ± 20.36

139.74 ± 19.18

0.263

PLT, 109/L

210.2 ± 58.74

223.17 ± 65.39

0.053

HbAlc, %

6.1 (5.85–7.4)

6.3 (5.6–7.2)

0.684

ESR, mm/h

11.3 (5.55–24.78)

8.1 (4.08–15.1)

0.084

Hs-CRP, mg/L

28.03 (2.64–91.38)

5.2 (2.21–19.04)

0.003

D-dimer, mg/L FEU

0.35 (0.22–0.89)

0.29 (0.2–0.61)

0.144

CK-MB, ng/ml

18.54 (9.6–100.44)

35.29 (6.2–133.41)

0.677

CTnI, ng/ml

17.22 (7.11–106.3)

30.01 (6.32–109.71)

0.747

TC, mmol/L

4.3 ± 1.02

4.49 ± 1.11

0.169

TG, mmol/L

1.37 (0.92–1.77)

1.41 (1.01–2.1)

0.171

LDL-C, mmol/L

2.67 ± 1.18

3.03 ± 1.16

0.079

HDL-C, mmol/L

0.97 ± 0.24

0.96 ± 0.25

0.994

LP(a), mg/dl

16.4 (8.51–23.6)

14.04 (8.43–29.82)

0.961

BNP, pg/ml

384 (184–886.41)

151.3 (72.56–278.53)

< 0.001

SCR, µmol/L

68.1 (56.1–95.47)

67.42 (58.77–81.39)

0.948

eGFR, ml/min/1.73 m2

99.37 ± 32.51

107.24 ± 30.57

0.125

SUA, umol/L

397.81 ± 141.27

384.19 ± 103.99

0.211

LVEF, %

53.6 (40.72–63.19)

61.4 (48.79–66.3)

0.023

LVESd, mm

34 (30.1–38.1)

32 (28–39)

0.109

LVEDd, mm

48.4 (44.91–54.2)

48 (44–52)

0.362

LAD,mm

38.1 (34.7–42.59)

35.2 (33.2–38.4)

0.031

Medications

   

 ACEI/ARB, n (%)

5 (16.67)

107 (38.08)

0.046

 Beta blocker, n (%)

14 (46.67)

186 (66.19)

0.069

 Statin, n (%)

28 (93.33)

272 (96.78)

0.367

IABP, n (%)

5 (16.67)

28 (9.96)

0.055

CHADS2 score

2 (1–3)

1 (1–2)

0.019

CHA2DS2-VASc score

4 (3–5)

3 (2–4)

0.001

In-hospital mortality, n (%)

3 (10)

3 (1.06)

 < 0.001

  1. Data are number (%), mean (SD), or median (IQR)
  2. NOAF, new-onset atrial fibrillation; STEMI, ST-segment elevation myocardial infarction; HT, hypertension; DM, diabetes mellitus; MI, myocardial infarction; PCI, percutaneous coronary intervention; CABG, coronary artery bypass grafting; CHF, chronic heart failure; BMI, body mass Index; SBP, systolic blood pressure; DBP, diastolic blood pressure; HR, heart rate; IRA, infarct related artery; RCA, right coronary artery; LAD, left anterior descending artery; LCX, left circumflex coronary artery; WBC, white blood cell; Hb, haemoglobin; PLT, platelet; HbAlc, glycosylated hemoglobin; ESR, erythrocyte sedimentation rate; Hs-CRP, high sensitive c-reactive protein; HCY, homocysteine; CK-MB, creatine kinase MB; CTnI, cardiac troponin I; TC, total cholesterol; TG, triglyceride; LDL-C, low-density lipoprotein cholesterol; HDL-C, high-density lipoprotein cholesterol; LP(a), Lipoprotein (a); BNP, B-type natriuretic peptide; SCR, serum creatinine; eGFR, estimated glomerular filtration rate; SUA, serum uric acid; LVEF, left ventricular ejection fraction; LVESd, left ventricular end-systolic diameter; LVEDd, left ventricular end-diastolic diameter; LAD, left atrium diameter; ACEI, angiotensin-converting enzyme inhibitor; ARB, angiotensin receptor blocker; IABP, intra-aortic ballon pump