Table 1 General characteristics of the study population

Age(years)

62.87 ± 6.111

62.96 ± 5.806

62.86 ± 6.157

-0.526

0.599

Gender

6.235

0.013

 Male

3901(42.7)

481(12.3)

3420(87.7)

 Female

5231(57.3)

739(14.1)

4492(85.9)

Education level

3.000

0.223

 Illiteracy or primary school

18(0.2)

0(0.0)

18(100.0)

 Middle school

9103(99.7)

1218(13.4)

7885(86.6)

 High school and above

11(0.1)

2(18.2)

9(81.8)

Marital status

6.443

0.040

 Single

223(2.4)

24(10.8)

199(89.2)

 Married

8062(88.3)

1061(13.2)

7001(86.8)

 Divorced or Widowed

847(9.3)

135(15.9)

712(84.1)

Smoking Status

0.976

0.614

 Non-smoker

8180(89.6)

1086(13.3)

7094(86.7)

 Current smoker

820(9.0)

118(14.4)

702(85.6)

 Former smoker

132(1.4)

16(12.1)

116(87.9)

Alcohol status

2.397

0.302

 Non-drinker

8109(88.8)

1077(13.3)

7032(86.7)

 Occasional drinker

470(5.1)

58(12.3)

412(87.7)

 Current drinker

553(6.1)

85(15.4)

468(84.6)

Dietary habits

12.196

0.002

 Meat oriented

139(1.5)

32(23.0)

107(77.0)

 Balanced diet

7567(82.9)

989(13.1)

6578(86.9)

 Vegetarian oriented

1426(15.6)

199(14.0)

1227(86.0)

Exercise

17.090

< 0.001

 Regularly

3078(33.7)

461(15.0)

2617(85.0)

 Occasionally

966(10.6)

146(15.1)

820(84.9)

 Never

5088(55.7)

613(12.0)

4475(88.0)

Sleep duration

6.540

0.038

 Short

1324(14.5)

186(14.0)

1138(86.0)

 Normal

6981(76.4)

902(12.9)

6079(87.1)

 Long

827(9.1)

132(16.0)

695(84.0)

Energy Intake(kcal/day)

1774.39 ± 466.40

1794.35 ± 473.61

1771.31 ± 465.23

-1.585

0.113

BMI(kg/m²)

24.70 ± 3.27

26.93 ± 3.12

24.36 ± 3.16

-26.737

< 0.001

Mets components

 WC(cm)

86.45 ± 9.90

94.51 ± 8.73

85.21 ± 9.48

-32.221

< 0.001

 TG(mmol/L)

1.52 ± 1.09

2.30 ± 1.40

1.40 ± 0.98

-28.066

< 0.001

 SBP (mmHg)

132.68 ± 15.16

144.90 ± 15.61

130.79 ± 14.18

-31.891

< 0.001

 DBP (mmHg)

78.93 ± 8.97

83.70 ± 9.86

78.20 ± 8.59

-20.400

< 0.001

 FBG(mmol/L)

5.78 ± 1.86

7.51 ± 2.37

5.52 ± 1.61

-37.447

< 0.001