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Table 1 Baseline characteristics of the study population according to the occurrence of MACE

From: The metabolic score for insulin resistance in the prediction of major adverse cardiovascular events in patients after coronary artery bypass surgery: a multicenter retrospective cohort study

Variables

Total

(n = 1100)

Without event

(n = 857)

With event

(n = 243)

p-value

General conditions

Age (years)

62.84 ± 8.28

62.41 ± 8.29

 64.33± 8.10

0.001

Male, n (%)

760 (69.1)

596 (69.5)

164 (67.5)

0.582

BMI (kg/m2)

25.66 ± 3.63

25.55 ± 3.55

26.02 ± 3.88

0.075

LVEF (%)

60.00 (54.00–65.00)

60.00 (55.00–65.00)

60.00 (50.00–65.00)

0.002

FH-CAD, n (%)

215 (19.6)

166 (19.4)

49 (20.2)

0.783

Admission for MI, n (%)

197 (17.9)

155 (18.1)

42 (17.3)

0.778

Medical history, n (%)

Previous MI

215 (19.5)

160 (18.7)

55 (22.6)

0.170

Pervious stroke

165 (15.0)

121 (14.1)

44 (18.1)

0.128

Previous PCI

114 (10.4)

91 (10.6)

23 (9.5)

0.636

Hypertension

693 (63.0)

529 (61.7)

164 (67.5)

0.114

DM

363 (33.0)

273 (31.9)

90 (37.0)

0.142

Hyperlipidemia

372 (33.8)

283 (33.0)

89 (36.6)

0.318

Laboratory text

FBG (mmol/L)

5.36 (4.75–6.85)

5.25 (4.70–6.59)

5.73 (4.85–8.30)

 < 0.001

TC (mmol/L)

4.27 ± 1.13

4.18 ± 1.24

4.58 ± 1.04

 < 0.001

LDL-C (mmol/L)

2.45 (1.93–3.04)

2.42 (1.90–2.96)

2.59 (2.01–3.31)

0.008

HDL-C (mmol/L)

1.13 ± 0.26

1.14 ± 0.25

1.09 ± 0.28

0.012

TG (mmol/L)

1.32 (0.98–1.76)

1.25 (0.97–1.69)

1.49 (1.13–2.05)

 < 0.001

eGFR (ml/min/1.73m2)

106.74 ± 30.04

107.84 ± 30.54

102.85 ± 27.91

0.022

UA (µmol/L)

303.00 (256.00–361.00)

299.00 (254.00–356.00)

314.00 (266.75–378.25)

0.009

Cardiovascular medications, n (%)

Antiplatelet drugs

1089 (99.0)

849 (99.1)

240 (98.8)

0.715

Statins

898 (81.6)

695 (81.1)

203 (83.5)

0.400

Beta-blockers

973 (88.5)

775 (90.4)

198 (81.5)

 < 0.001

ACEI/ARB

172 (15.6)

129 (15.1)

43 (17.7)

0.318

Hypoglycemic drugs

262 (23.8)

203 (23.7)

59 (24.3)

0.865

METS-IR

40.01 ± 6.90

39.52 ± 6.63

41.73 ± 7.53

 < 0.001

  1. Continuous variables were presented as mean ± SD or median (interquartile range) and categorical variables were expressed with number (proportion, %)
  2. MACE major adverse cardiovascular events, BMI body mass index, LVEF left ventricle ejection fraction, FH-CAD family history of coronary artery disease, MI myocardial infarction, PCI percutaneous transluminal coronary intervention, DM diabetes mellitus, FPG fasting plasma glucose, TC total cholesterol, LDL-C low-density lipoprotein-cholesterol, HDL-C high-density lipoprotein-cholesterol, TG triglyceride, eGFR estimated glomerular filtration rate, UA uric acid, ACEI angiotensin-converting enzyme inhibitors, ARB angiotensin receptor blockers, METS-IR the metabolic score for insulin resistance
  3. p values in bold are < 0.05