Skip to main content

Table 1 Baseline characteristics of the study population

From: The influence of body composition on renal function in patients with coronary artery disease and its prognostic significance: a retrospective cohort study

Characteristics

eGFR

p value

Total

<60 mL/min

≥60 mL/min

No. of patients

n = 2989

n = 506

n = 2483

 

Age, years

64.5 ± 10.6

70.4 ± 8.0

63.3 ± 10.7

<0.001

Gender, female, n (%)

614 (20.5)

162 (32.0)

452 (18.2)

<0.001

Body composition parameters

 BMI, kg/m2

24.2 ± 2.9

24.1 ± 2.8

24.2 ± 2.9

0.477

 BF, %

28.1 ± 6.2

30.2 ± 6.6

27.7 ± 6.0

<0.001

 LMI, kg/m2

17.3 ± 1.8

16.7 ± 1.9

17.4 ± 1.8

<0.001

Medical history

 Current smoking, n (%)

902 (30.2)

151 (29.8)

751 (30.2)

0.857

 Pre-hypertension, n (%)

1628 (54.5)

352 (69.6)

1276 (51.4)

<0.001

 Pre-diabetes mellitus, n (%)

653 (21.8)

154 (30.4)

499 (20.1)

<0.001

At admission

 Systolic blood pressure, mm Hg

130.3 ± 21.2

132.0 ± 24.1

129.9 ± 20.6

0.059

 Diastolic blood pressure, mm Hg

76.3 ± 12.5

74.2 ± 13.4

76.7 ± 12.3

<0.001

 Heart rate, beats/min

74.1 ± 13.9

76.3 ± 16.1

73.6 ± 13.4

0.001

 Killip classification ≥ II, n (%)

344 (11.5)

93 (18.4)

251 (10.1)

<0.001

Laboratory values

 eGFR, ml/min/1.73 m2

79.5 ± 22.9

45.9 ± 12.4

86.3 ± 18.0

<0.001

 Blood glucose, mmol/L

6.9 ± 3.1

7.7 ± 4.1

6.8 ± 2.8

<0.001

 Total cholesterol, mmol/L

4.1 ± 1.1

4.0 ± 1.1

4.1 ± 1.1

0.222

Diagnosis

 ACS, n (%)

2163 (72.4)

382 (75.5)

1781 (71.7)

0.084

 UA, n (%)

1533 (51.3)

257 (50.8)

1276 (51.4)

0.806

Severity of CAD

 Left main artery, n (%)

282 (9.4)

54 (10.7)

228 (9.2)

0.296

 Three vessel diseases, n (%)

758 (25.4)

176 (34.8)

582 (23.4)

<0.001

Discharge medication

 Aspirin, n (%)

2760 (92.3)

432 (85.4)

2328 (93.8)

<0.001

 Clopidogrel, n (%)

2670 (89.3)

428 (84.6)

2242 (90.3)

<0.001

 Statin, n (%)

2678 (89.6)

432 (85.4)

2246 (90.5)

0.001

 ACE inhibitors or ARBs, n (%)

1702 (56.9)

290 (57.3)

1412 (56.9)

0.854

 Beta-receptor blockers, n (%)

1981 (66.3)

301 (59.5)

1680 (67.7)

<0.001

  1. Data are expressed as mean ± SD or counts and percentages, as appropriate
  2. BMI body mass index; BF body fat; LMI lean mass index; eGFR estimated glomerular filtration rate; ACS acute coronary syndrome; UA unstable angina; CAD coronary artery disease; ACE angiotensin-converting enzyme; ARBs angiotensin-receptor blockers