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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