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Table 1 General characteristics study participants according to tertiles of DAQS

From: Association between dietary antioxidant capacity and type 2 diabetes mellitus in Chinese adults: a population-based cross-sectional study

Characteristics

Total

(n = 12,467)

T1 (0–1)

(n = 1173)

T2 (2–3)

(n = 3963)

T3 (4–5)

(n = 7331)

P-value

Age (years)

56.86 ± 9.93

59.62 ± 9.28

56.76 ± 9.74

56.48 ± 10.07

< 0.001

Sex

    

< 0.001

 Male

4961(39.8)

1132(96.5)

1175(29.6)

2654(36.2)

 Female

7 506(60.2)

41(3.5)

2 788(70.4)

4 677(63.8)

Smoking

    

0.002

 Yes

1892(15.2)

448(38.2)

533(13.4)

911(12.4)

 No

10,575(84.8)

725(61.8)

3430(86.6)

6420(87.6)

Alcohol consumption

    

< 0.001

 Yes

2973(23.8)

603(51.4)

1159(29.2)

1211(16.5)

 No

9494(76.2)

570(48.6)

2804(70.8)

6120(83.5)

Educational level

    

< 0.001

Primary school or below

8512(68.3)

730(62.2)

2683(67.7)

5099(69.6)

Middle school

3886(31.2)

436(37.2)

1258(31.7)

2192(29.9)

college or higher

69(0.5)

7(0.6)

22(0.6)

40(0.5)

Physical activity

    

< 0.001

 Low

3904(31.3)

245(20.9)

892(22.5)

2767(37.7)

 Moderate

6587(52.8)

804(68.5)

2464(62.2)

3319(45.3)

 High

1976(15.9)

124(10.6)

607(15.3)

1245(17.0)

WC (cm)

87.09 ± 9.82

88.84 ± 10.66

87.03 ± 9.74

86.85 ± 9.69

< 0.001

BMI (kg/m2)

24.95 ± 3.43

25.04 ± 3.37

24.87 ± 3.46

24.97 ± 3.43

0.239

SBP (mmHg)

135.16 ± 19.58

140.38 ± 20.00

139.00 ± 20.90

132.26 ± 18.20

< 0.001

DBP (mmHg)

83.14 ± 12.65

86.49 ± 13.61

84.84 ± 13.12

81.68 ± 12.00

< 0.001

FBG (mmol/L)

5.68 ± 1.94

5.75 ± 1.64

5.77 ± 2.08

5.62 ± 1.90

< 0.001

TC (mmol/L)

4.85 ± 1.25

4.79 ± 0.96

4.91 ± 1.04

4.83 ± 1.38

0.001

TG (mmol/L)

1.71 ± 1.17

1.64 ± 1.21

1.64 ± 1.13

1.76 ± 1.19

< 0.001

HDL-C (mmol/L)

1.35 ± 0.40

1.30 ± 0.35

1.39 ± 0.35

1.34 ± 0.43

< 0.001

LDL-C (mmol/L)

2.85 ± 1.14

2.63 ± 0.75

2.79 ± 1.51

2.93 ± 0.92

< 0.001

Hypertension

    

< 0.001

 Yes

6118(49.1)

723(61.6)

2201(55.5)

3194(43.6)

 No

6349(50.9)

450(38.4)

1762(44.5)

4137(56.4)

T2DM

    

< 0.001

 Yes

1238(9.9)

131(11.2)

434(11.0)

673(9.2)

 No

11,229(90.1)

1042(88.8)

3529(89.0)

6658(90.8)

  1. Data are presented as mean ± SD or n (%) as indicated
  2. WC waist circumference, BMI body mass index, SBP systolic blood pressure, DBP diastolic blood pressure, FBG fasting blood glucose, TC total cholesterol, TG triglyceride, HDL-C high-density lipoprotein-cholesterol, LDL-C low-density lipoprotein-cholesterol