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Table 1 Baseline characteristics of included patients with NSTEMI according to TBIL tertiles

From: Serum total bilirubin and long-term prognosis of patients with new-onset non-ST elevation myocardial infarction: a cohort study

Clinical characteristics

First tertile

< 10.23 µmol/L

(n = 109)

Second tertile

10.23–14.30 µmol/L

(n = 109)

Third tertile

≥ 14.30 µmol/L

(n = 109)

t/Z/χ2

p value

Male (%)

65 (59.6)

70 (64.2)

82 (75.2)

6.274

0.043

Age (years)

60.88 ± 11.50

60.60 ± 8.96

59.61 ± 12.28

0.397

0.672

Hypertension (%)

44 (40.4)

58 (53.2)

53 (48.6)

3.704

0.157

Diabetes mellitus (%)

30 (27.5)

35 (32.1)

35 (32.1)

0.720

0.698

Current smoking (%)

41 (37.6)

56 (51.4)

59 (54.1)

6.840

0.033

SBP (mm/Hg)

126.09 ± 23.38

129.06 ± 18.08

126.04 ± 17.09

0.836

0.434

DBP (mm/Hg)

74.94 ± 12.44

76.13 ± 11.02

76.33 ± 10.53

0.478

0.621

BMI (kg/m2)

25.09 ± 3.26

25.43 ± 4.89

25.83 ± 3.56

0.747

0.475

HDL-C (mmol/L)

0.91 (0.77, 1.11)

0.97 (0.82, 1.21)

0.98 (0.86, 1.17)

6.090

0.048

LDL-C (mmol/L)

2.73 ± 0.93

2.82 ± 0.94

2.74 ± 1.28

0.222

0.801

TC (mmol/L)

4.22 ± 1.16

4.31 ± 1.18

4.26 ± 1.52

0.147

0.863

TG (mmol/L)

1.57 (1.12, 2.43)

1.56 (1.15, 2.56)

1.36 (0.98, 2.40)

3.595

0.166

Apo-A1 (g/L)

1.07 (0.95, 1.23)

1.20 (1.01, 1.38)

1.13 (0.97, 1.38)

8.441

0.015

Apo-B (g/L)

0.81 (0.64, 1.01)

0.87 (0.70, 1.09)

0.77 (0.62, 1.09)

2.735

0.255

Creatinine (mmol/L)

70.00 (61.23, 81.00)

71.00 (59.16, 79.90)

75.00 (63.38, 88.29)

4.607

0.100

BUN (mmol/L)

5.62 ± 3.10

5.16 ± 1.60

5.22 ± 1.72

1.383

0.252

Uric acid (mmol/L)

316.83 ± 84.14

296.37 ± 90.88

321.66 ± 102.25

2.284

0.104

CK-MB (U/L)

37.99 (15.71, 65.07)

32.72 (17.08, 79.90)

53.41 (21.25, 85.47)

4.229

0.121

Troponin T (μg/L)

0.40 (0.13, 1.15)

0.54 (0.18, 1.25)

0.63 (0.22, 1.33)

5.125

0.077

LVEF (%)

60.83 ± 6.00

60.36 ± 5.64

60.83 ± 6.48

0.144

0.866

LVEDD (mm)

49.96 ± 4.41

50.07 ± 3.42

49.24 ± 4.56

0.867

0.422

Killip class (%)

   

4.414

0.621

 I

4 (3.7)

2 (1.8)

3 (2.8)

  

 II

84 (77.1)

94 (86.2)

93 (85.3)

  

 III

16 (14.7)

10 (9.2)

11 (10.1)

  

 IV

5 (4.6)

3 (2.8)

2 (1.8)

  

GRACE Score

129.55 ± 42.20

130.65 ± 31.84

133.44 ± 32.88

0.237

0.790

CRUSADE Score

24.00 (14.00, 37.00)

23.00 (15.00, 34.50)

23.00 (13.00, 33.00)

0.218

0.897

SYNTAX Score

11.50 (6.00, 23.50)

16.00 (6.50, 23.50)

18.00 (9.25, 25.50)

6.953

0.031

Coronary lesions

     

 UPLMT (%)

11 (10.1)

13 (11.9)

19 (17.4)

2.785

0.248

 LAD (%)

94 (86.2)

92 (84.4)

90 (82.6)

0.558

0.757

 LCX (%)

79 (72.5)

985 (78.0)

80 (73.4)

1.001

0.606

 RCA (%)

84 (77.1)

78 (71.6)

69 (63.3)

5.043

0.080

 PCI (%)

76 (69.7)

81 (74.3)

80 (73.4)

0.644

0.725

Medications after discharge

     

 Aspirin (%)

101 (92.7)

107 (98.2)

101 (92.7)

4.233

0.120

 Clopidogrel (%)

93 (85.3)

101 (92.7)

98 (89.9)

3.136

0.209

 β-Blockers (%)

99 (90.8)

104 (95.4)

99 (90.8)

2.166

0.339

 ACEI/ARB (%)

80 (73.4)

90 (82.6)

82 (75.2)

2.907

0.234

 CCB (%)

81 (74.3)

84 (77.1)

74 (67.9)

2.457

0.293

  1. Values of p < 0.05 are indicated in bold
  2. ACEI, angiotensin-converting enzyme inhibitor; Apo-AI, apolipoprotein A1; Apo-B, apolipoprotein B; ARB, angiotensin II receptor blocker; BMI, body mass index; BUN, blood urea nitrogen; CCB, calcium channel blocker; Cr, creatinine; CK-MB, creatine kinase-MB; DBP, diastolic blood pressure; HDL-C, high-density lipoprotein cholesterol; LAD, left anterior descending artery; LCX, left circumflex artery; LDL-C, low-density lipoprotein cholesterol; LVEDD, left ventricular end-diastolic dimension; LVEF, left ventricle ejection fraction; PCI, percutaneous coronary intervention; RCA, right coronary artery; SBP, systolic blood pressure; TC, total cholesterol; TG, triglyceride; UPLMT, unprotected left main trunk