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Table 1 Baseline characteristics of study population based on the absence or presence of NOAF

From: The association between systemic inflammatory response index and new-onset atrial fibrillation in patients with ST-elevated myocardial infarction treated with percutaneous coronary intervention

 

SR (n = 569)

NOAF (n = 47)

P

Age (years)

63 (52–72)

71 (66–77)

< 0.001

Male, n (%)

462 (81.2)

33 (70.2)

0.069

BMI (kg/m2)

24.8 (23.7–26.3)

25.4 (24.7–27.1)

0.038

Hypertension, n (%)

278 (48.9)

29 (61.7)

0.091

Diabetes mellitus, n (%)

100 (17.6)

16 (34.0)

0.006

Smoking, n (%)

305 (53.6)

21 (44.7)

0.239

Alcohol consumption, n (%)

165 (29.0)

16 (34.0)

0.573

Killip class ≥ 2, n (%)

95 (16.7)

23 (48.9)

< 0.001

White blood cell (109/l)

10.80 (8.80–12.85)

13.30 (10.50–16.10)

< 0.001

Hemoglobin (g/l)

143.0 (129.0–155.0)

133.0 (122.0–142.0)

0.003

Lymphocyte (109/l)

1.2 (0.9–1.7)

0.8 (0.3–1.2)

< 0.001

Neutrophil (109/l)

8.70 (6.70–10.80)

11.20 (8.30–13.70)

< 0.001

Monocyte (109/l)

0.40 (0.30–0.60)

0.70 (0.40–1.00)

< 0.001

Platelet (109/l)

178.00(142.50–222.50)

153.00(122.00–196.00)

0.019

NLR

7.58 (4.53–11.41)

14.38 (7.56–38.00)

< 0.001

MLR

0.33 (0.24–0.49)

0.78 (0.50–2.75)

< 0.001

SIRI

2.80 (1.69–4.80)

7.38 (5.11–24.00)

< 0.001

Glucose (mmol/l)

5.57 (4.79–6.87)

7.38 (5.57–9.62)

< 0.001

Total cholesterol (mmol/l)

4.13 (3.55–4.89)

3.89 (3.20–4.53)

0.068

Triglyceride (mmol/l)

1.46 (1.04–2.08)

1.63 (1.22–2.08)

0.282

HDL-c (mmol/l)

1.16 (1.02–1.32)

1.31 (1.15–1.44)

0.002

LDL-c (mmol/l)

2.40 (2.01–2.96)

2.06 (1.70–2.63)

0.005

eGFR (ml/min*1.73m2)

121.78 (97.69–149.71)

94.82 (83.22–130.24)

0.001

Peak CK (103U/L)

1.59 (0.85–2.76)

1.84 (0.99–3.46)

0.244

Albumin (g/l)

36.48 ± 3.69

33.86 ± 3.15

< 0.001

Culprit vessels, n (%)

 LAD

310 (54.5)

24 (51.1)

0.764

 LCX

48 (8.4)

2 (4.3)

0.465

 RCA

211 (37.1)

21 (44.7)

0.301

TIMI 3 flow pre-PCI, n (%)

117 (20.6)

6 (12.8)

0.199

Stent-length (mm)

29 (21–33)

29 (23–36)

0.055

SYNTAX score

19.0 (13.0–23.5)

21.0 (15.0–25.5)

0.050

Residual SYNTAX score

4.0 (0–9.0)

5.0 (2.0–12.0)

0.070

LA (mm)

36 (34–40)

40 (38–42)

< 0.001

LVEF (%)

52 (48–56)

48 (42–55)

0.002

Medications in-hospital

 ACEI/ARB, n (%)

276 (48.7)

24 (52.2)

0.762

 Beta-blocker, n (%)

372 (65.6)

20 (43.5)

0.003

 MRA, n (%)

98 (17.3)

19 (41.3)

< 0.001

 Statin, n (%)

515 (90.5)

42 (89.4)

0.797

In-hospital outcomes

 Cerebrovascular events, n (%)

5 (0.9)

2 (4.3)

0.036

 Pulmonary edema, n (%)

55 (9.7)

20 (42.6)

< 0.001

 Cardiogenic shock, n (%)

62 (10.9)

15 (31.9)

< 0.001

 Mortality, n (%)

17 (3.0)

6 (12.8)

0.001

 VT, n (%)

16 (2.9)

6 (13.0)

< 0.001

  1. NOAF, New-onset atrial fibrillation; SR, Sinus rhythm; BMI, Body mass index; NLR, Neutrophil/lymphocyte ratio; MLR, Monocyte/lymphocyte ratio; SIRI, System inflammation response index; eGFR, Estimated glomerular filtration rate; HDL-c, High-density lipoprotein cholesterol; LDL-c, Low-density lipoprotein cholesterol; CK, Creatine kinase; LAD, Left anterior descending coronary artery; LCX, Left circumflex coronary artery; RCA, Right coronary artery; TIMI, Thrombolysis in myocardial infarction; SYNTAX, SYNergy between percutaneous coronary intervention with TAXus and cardiac surgery; LA, Left atrium; LVEF, Left ventricular ejection fraction; ACEI, Angiotensin-converting enzyme inhibitor; ARB, Angiotensin receptor blocker; MRA, Mineralocorticoid receptor antagonist; PCI, Percutaneous coronary intervention; VT, Ventricular tachycardia