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Table 1 Demographics of the study population

From: Analysis on the polymorphisms of site RS4977574, and RS1333045 in region 9p21 and the susceptibility of coronary heart disease in Chinese population

Variables

CHDs (n = 598)

Controls (n = 257)

Statistical parameter

P value

Age (years)

61 (53–70)

58 (49.5–66)

−3.839

< 0.001

Gender (male/ female)

465/133

164/93

17.978

< 0.001

Smoking Status (yes/no)

283/315

101/156

4.679

0.031

Drinking Status (yes/no)

96/502

34/223

1.112

0.292

Hypertension (yes/no)

324/274

114/143

6.941

0.008

CKMB (U/L)

17 (13–23)

16 (13–20)

−2.804

0.005

TC (mmol/L)

4.65 (3.88–5.52)

4.60 (3.91–5.38)

−0.837

0.403

TG (mmol/L)

1.80 (1.25–2.48)

1.71 (1.16–2.46)

− 1.139

0.255

HDL (mmol/L)

1.33 (1.10–1.62)

1.41 (1.18–1.68)

−2.426

0.015

LDL (mmol/L)

2.79 (2.19–3.48)

2.71 (2.17–3.38)

−1.325

0.185

ApoA (g/L)

1.29 (1.14–1.45)

1.30 (1.18–1.49)

−1.747

0.081

ApoB (g/L)

0.92 ± 0.23

0.90 ± 0.21

−1.234

0.218

Glu (mmol/L)

5.19 (4.65–6.16)

4.84 (4.53–5.34)

−5.447

< 0.001

Bun (mmol/L)

4.90 (4.05–5.88)

4.87 (4.05–5.80)

−0.241

0.809

Cre (μmol/L)

72 (62–81.25)

69 (60–78)

−2.937

0.003

RS4977574 (GG/AG/AA)

152/297/149

48/122/87

8.686

0.012

RS1333045 (TT/TC/CC)

138/292/168

73/127/57

4.470

0.107

  1. Skewed data are presented as the median (interquartile range), normal data are presented as the mean ± standard deviation, and categorical data are presented as the absolute value. Smoking status, drinking status, hypertension, gender and the SNP site were examined by the chi-square test. The serum level of ApoB was examined by the independent samples t test, and the remaining baseline characteristics were examined by the Mann-Whitney test