Table 2 Basic information on quartiles of SdLDLC levels of the 3570 participants.

From: Relationship of small dense low-density lipoprotein cholesterol level with pre-diabetes and newly detected type 2 diabetes

Characteristics

Q1

(n = 894)

Q2

(n = 894)

Q3

(n = 891)

Q4

(n = 891)

χ2/H

P value

Age[years, M(Q1,Q3)]

58 (50, 64)

58 (52, 64)

58 (53, 64)

58 (53,64)

4.73

0.003**

TC [mmol/L, M(Q1,Q3)]

4.44 (3.95, 4.94)

5.07 (4.61, 5.53)

5.48 (5.06, 5.94)

6.32 (5.80, 6.86)

1765.32

0.000**

TG [mmol/L, M(Q1,Q3)]

0.92 (0.71, 1.20)

1.25 (0.99, 1.71)

1.65 (1.25, 2.28)

2.08 (1.57, 2.78)

1181.62

0.000**

HDL-C [mmol/L, M(Q1,Q3)]

1.54 (1.31, 1.82)

1.42 (1.19, 1.70)

1.32 (1.12, 1.56)

1.36 (1.15, 1.58)

184.86

0.000**

LDL-C[mmol/L, M(Q1,Q3)]

2.50 (2.08, 2.85)

3.06 (2.69, 3.42)

3.46 (2.97, 3.84)

4.10 (3.64, 4.55)

1794.00

0.000**

BMI [kg/m2, M(Q1,Q3)]

22.3 (20.1, 24.6)

23.3 (21.3, 25.6)

23.6 (21.8, 25.8)

24.2 (22.3, 26.3)

177.65

0.000**

WC [cm, M(Q1,Q3)]

81.1 (75.1, 87.8)

84.1 (78.1, 89.6)

85.1 (79.2, 90.2)

87.1 (82.0, 92.1)

205.63

0.000**

SBP [mmHg, M(Q1,Q3)]

129 (116, 142)

132 (120, 146)

134 (122, 146)

137 (124, 150)

82.92

0.000**

DBP [mmHg, M(Q1,Q3)]

80 (74, 88)

82 (76, 90)

84 (77, 91)

86 (79, 93)

116.30

0.000**

Gender, n(%)

    

6.584

0.086

    Female

374 (41.8)

356 (39.8)

347 (38.9)

396 (44.4)

  

    Male

520 (58.2)

538 (60.2)

544 (61.1)

495 (55.6)

  

Ethnicity, n(%)

    

2.867

0.825

    Others

92 (10.3)

89 (10.0)

78 (8.8)

93 (10.4)

  

    Han

802 (89.7)

805 (90.0)

813 (91.2)

798 (89.6)

  

Education years, n(%)

    

9.440

0.150

    < 9

817 (91.4)

804 (89.9)

824 (92.5)

811 (91.0)

  

    9–12

58 (6.5)

77 (8.6)

57 (6.4)

71 (8.0)

  

    ≥ 12

19 (2.1)

13 (1.5)

10 (1.1)

9 (1.0)

  

Blood glucose status, n(%)

    

131.595

0.000**

    normal blood glucose

428 (47.9)

370 (41.4)

293 (32.9)

239 (26.8)

  

    pre-diabetes (PD)

426 (47.7)

464 (51.9)

500 (56.1)

523 (58.7)

  

    newly detected type 2 diabetes (NT2D)

40 (4.5)

60 (6.7)

98 (11.0)

129 (14.5)

  

Hypertension, n(%)

400 (44.7)

451 (50.4)

487 (54.7)

568 (63.7)

68.968

0.000**

Family history of hypertension, n(%)

358 (40.0)

340 (38.0)

356 (40.0)

380 (42.6)

4.002

0.261

Family history of diabetes, n(%)

10 (1.1)

13 (1.5)

16 (1.8)

18 (2.0)

2.658

0.447

Smoking, n(%)

172 (19.2)

152 (17.0)

152 (17.1)

191 (21.4)

7.837

0.050

Drinking, n(%)

144 (16.1)

158 (17.7)

166 (18.6)

232 (26.0)

32.983

0.000**

Regullar physical activity, n(%)

36 (4.0)

32 (3.6)

28 (3.1)

33 (3.7)

1.030

0.794

  1. Q1: sdLDLC < = 0.682 mmol/L; Q2: 0.682 mmol/L< sdLDLC < = 0.939 mmol/;Q3: 0.939 mmol/L< sdLDLC < = 1.226 mmol/L;4: sdLDLC > 1.226 mmol/L.
  2. *:significance level<0.05; **:significance level<0.01.
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