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Table 1 Baseline characteristics of patients by tertiles of lipoprotein (a)

From: Lipoprotein (a) and myocardial infarction: impact on long-term mortality

Variables

Lp(a)(mg/L)

P Value

Tertile 1

Tertile 2

Tertile 3

Total

(n = 145)(49–201)

(n = 146)(202–338)

(n = 145)(342–1200)

(n = 436)(49–1200)

Hospitalization time (days)

11 (8–14)

10 (7–14)

11 (8–15)

11 (8–14)

0.343

Age (years)

62 (52–72)

64 (54–74)

68 (60–76)

65 (54–74)

 < 0.001

Male

108 (74.5%)

113 (77.4%)

102 (70.3%)

323 (74.1%)

0.386

BMI (kg/m2)

24.36 ± 3.36

24.21 ± 3.60

24.12 ± 3.46

24.23 ± 3.47

0.838

Heart rate (beat/min)

72 (65–82)

76 (68–86)

78 (70–89)

76 (68–86)

0.005

Pulse pressure (mmHg)

52 (45–60)

49 (40–58)

50 (40–60)

50 (41–59)

0.078

Current smoker

53 (36.6%)

54 (37.0%)

40 (27.6%)

147 (33.7%)

0.161

Current drinker

35 (24.1%)

46 (31.5%)

26 (17.9%)

107 (24.5%)

0.027

Hypertension

73 (50.3%)

75 (51.4%)

81 (55.9%)

229 (52.5%)

0.606

Diabetes mellitus

28 (19.3%)

16 (11.0%)

28 (19.3%)

72 (16.5%)

0.086

Previous stroke

12 (8.3%)

17 (11.6%)

22 (15.2%)

51 (11.7%)

0.188

Previous PCI

5 (3.4%)

7 (4.8%)

8 (5.5%)

20 (4.6%)

0.694

Previous MI

2 (1.4%)

4 (2.7%)

7 (4.8%)

13 (3.0%)

0.215

LVEF (%)

59 (55–62)

58 (54–60)

54 (49–57)

57 (53–59)

 < 0.001

NLR

3.99 (2.46–6.46)

4.42 (2.76–7.54)

4.19 (2.82–7.47)

4.20 (2.69–7.09)

0.218

Monocyte (*109/L)

0.49 (0.36–0.68)

0.46 (0.36–0.67)

0.48 (0.36–0.60)

0.48 (0.36–0.64)

0.813

Hemoglobin (g/L)

137 ± 21

134 ± 20

130 ± 20

134 ± 21

0.022

Platelet (*109/L)

205 (162–236)

198 (157–244)

192 (159–240)

200 (161–239)

0.868

TG (mmol/L)

1.37 (1.05–1.99)

1.43 (1.06–1.94)

1.32 (0.98–1.65)

1.37 (1.02–1.86)

0.086

TC (mmol/L)

3.98 (3.41–4.72)

4.29 (3.68–4.97)

4.03 (3.38–4.74)

4.08 (3.46–4.88)

0.202

LDL-C (mmol/L)

2.42 (1.96–3.00)

2.65 (2.18–3.11)

2.50 (1.99–3.07)

2.53 (2.01–3.09)

0.210

HDL-C (mmol/L)

1.01 (0.84–1.19)

1.03 (0.86–1.15)

1.03 (0.89–1.18)

1.02 (0.86–1.18)

0.953

VLDL-C (mmol/L)

0.51 (0.38–0.70)

0.53 (0.40–0.69)

0.48 (0.36–0.61)

0.51 (0.37–0.66)

0.088

ApoA-I (g/L)

1.07 (0.94–1.22)

1.09 (0.91–1.20)

1.06 (0.94–1.22)

1.07 (0.92–1.21)

0.889

ApoB (g/L)

0.79 (0.69–0.91)

0.82 (0.70–0.98)

0.76 (0.68–0.98)

0.79 (0.69–0.96)

0.367

Lp(a) (mg/L)

149 (120–178)

264 (235–293)

480 (412–612)

264 (178–412)

 < 0.001

eGFR (ml/(min*1.73m2))

100 (90–113)

97 (86–109)

89 (73–104)

96 (82–109)

 < 0.001

Uric acid (umol/L)

340 (280–393)

366 (313–423)

403 (320–459)

366 (305–432)

 < 0.001

FBG (mmol/L)

5.83 (5.23–6.93)

6.05 (5.31–7.14)

6.50 (5.45–7.89)

6.08 (5.31–7.34)

0.007

NSTEMI

72 (49.7%)

77 (52.7%)

71 (49.0%)

220 (50.5%)

0.790

STEMI

73 (50.3%)

69 (47.3%)

74 (51.0%)

216 (49.5%)

Number of occluded arteries

102 (70.3%)

100 (68.5%)

93 (64.1%)

295 (67.7%)

0.510

PCI/CABG

112 (77.2%)

104 (71.2%)

96 (66.2%)

312 (71.6%)

0.114

Antiplatelet agent

139 (95.9%)

127 (87.0%)

132 (91.0%)

398 (91.3%)

0.133

ACEI/ARB

73 (50.3%)

62 (42.5%)

56 (38.6%)

191 (43.8%)

0.302

Beta-blocker

75 (51.7%)

88 (60.3%)

83 (57.2%)

246 (56.4%)

0.046

CCB

16 (11.0%)

19 (13.0%)

19 (13.1%)

54 (12.4%)

0.675

Diuretic

17 (11.7%)

18 (12.3%)

37 (25.5%)

72 (16.5%)

0.001

Statins

137 (94.5%)

129 (88.4%)

127 (87.6%)

393 (90.1%)

0.374

  1. Values are expressed as the mean ± standard deviation or median (interquartile range), n (%). P values were calculated using ANOVA, Kruskal‒Wallis test, chi-square test or Fisher's test. P < 0.05 indicated statistical significance