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Table 1 Baseline characteristics

From: Malnutrition affects cholesterol paradox in coronary artery disease: a 41,229 Chinese cohort study

Characteristica

Overall (N = 41,229)

LDL-C < 1.8 mmol/L (N = 4863)

LDL-C ≥ 1.8 mmol/L (N = 36,366)

P value

Demographic characteristics

 Age, years

62.9 (10.6)

64.4 (10.8)

62.8 (10.6)

< 0.001

  Age ≥ 75 years, n (%)

6036 (14.6)

929 (19.1)

5107 (14.0)

< 0.001

 Male, n (%)

30,897 (74.9)

3725 (76.6)

27,172 (74.7)

0.005

Coexisting conditions

 PCI, n (%)

30,415 (73.8)

3433 (70.6)

26,982 (74.2)

< 0.001

 AMI, n (%)

9182 (22.3)

805 (16.6)

8377 (23.0)

< 0.001

 CHF, n (%)

3902 (9.5)

409 (8.4)

3493 (9.6)

0.008

 Hypertension, n (%)

23,217 (56.3)

3020 (62.1)

20,197 (55.5)

< 0.001

 Diabetes mellitus, n (%)

11,097 (26.9)

1623 (33.4)

9474 (26.1)

< 0.001

 CKD, n (%)

8635 (21.9)

1154 (24.8)

7481 (21.5)

< 0.001

 Atrial fibrillation, n (%)

939 (2.3)

133 (2.7)

806 (2.2)

0.026

 COPD, n (%)

348 (0.8)

54 (1.1)

294 (0.8)

0.038

 Stroke, n (%)

2340 (5.7)

347 (7.1)

1993 (5.5)

< 0.001

 Anaemia, n (%)

12,922 (32.3)

2079 (44.0)

10,843 (30.7)

< 0.001

Laboratory examination

 Haematocrit

0.40 (0.05)

0.38 (0.05)

0.40 (0.05)

< 0.001

 Lymphocyte, 109/L

1.94 (0.71)

1.95 (0.71)

1.83 (0.69)

< 0.001

 Total cholesterol, mmol/L

4.60 (1.21)

4.78 (1.13)

3.24 (0.91)

< 0.001

 HDL-C, mmol/L

1.00 (0.26)

1.01 (0.26)

0.93 (0.30)

< 0.001

 LDL-C, mmol/L

2.85 (0.98)

1.47 (0.26)

3.04 (0.88)

< 0.001

 Triglyceride, mmol/L

1.67 (1.23)

1.67 (1.09)

1.68 (1.96)

0.304

 Albumin, g/L

36.29 (4.25)

36.36 (4.22)

35.74 (4.44)

< 0.001

Medicine

 RASi, n (%)

20,082 (49.6)

2199 (46.5)

17,883 (50.00)

< 0.001

 β-blocker, n (%)

32,652 (80.6)

3776 (79.8)

28,876 (80.7)

0.131

 Statins, n (%)

38,300 (94.6)

4396 (92.9)

33,904 (94.8)

< 0.001

Events

 All-cause death, n (%)

5257 (12.8)

778 (16.0)

4479 (12.3)

< 0.001

  1. aData are presented as the mean value (standard deviation), median [interquartile range] or number of participants (percentage)
  2. Abbreviations: LDL-C Low-density lipoprotein cholesterol, PCI Percutaneous coronary intervention, AMI Acute myocardial infarction, CHF Congestive heart failure, CKD Chronic kidney injury, COPD Chronic obstructive pulmonary disease, HDL-C High-density lipoprotein cholesterol, RASi Renin angiotensin system inhibitor