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Table 1 Characteristics of the study population based on BMI

From: Association between socioeconomic status and the triglyceride glucose index: a cross-sectional study based on NHANES 2007–2016

Characteristics

Total

µþ²Ñ±õ&±ô³Ù;25Ìý°ì²µ/³¾2

25 ≤ B²Ñ±õ ≤ 30Ìý°ì²µ/³¾2

µþ²Ñ±õ&²µ³Ù;30Ìý°ì²µ/³¾2

P

Participants, No.

11,358

3358

3791

4209

Ìý

TyG index

8.6 ±â¶Ä‰0.7

8.3 ±â¶Ä‰0.6

8.7 ±â¶Ä‰0.7

8.8 ±â¶Ä‰0.7

&±ô³Ù; 0.001

PIR

2.5 ±â¶Ä‰1.6

2.5 ±â¶Ä‰1.7

2.5 ±â¶Ä‰1.6

2.4 ±â¶Ä‰1.6

&±ô³Ù; 0.001

Educational level, %

ÌýÌýÌýÌý

&±ô³Ù; 0.001

< High school

2828 (24.9)

737 (21.9)

985 (26)

1106 (26.3)

Ìý

High school

2541 (22.4)

693 (20.6)

863 (22.8)

985 (23.4)

Ìý

Some college or more

5989 (52.7)

1928 (57.4)

1943 (51.3)

2118 (50.3)

Ìý

BMI (kg/m2)

29.0 ±â¶Ä‰6.9

22.2 ±â¶Ä‰2.0

27.4 ±â¶Ä‰1.4

36.0 ±â¶Ä‰5.8

&±ô³Ù; 0.001

Age (years)

49.0 (35.0, 64.0)

45.0 (30.0, 63.0)

51.0 (36.0, 65.0)

50.0 (37.0, 63.0)

&±ô³Ù; 0.001

Male, n (%)

5490 (48.3)

1558 (46.4)

2091 (55.2)

1841 (43.7)

&±ô³Ù; 0.001

Race and ethnicity, %

ÌýÌýÌýÌý

&±ô³Ù; 0.001

Mexican American

1704 (15.0)

307 (9.1)

661 (17.4)

736 (17.5)

Ìý

Other Hispanic

1184 (10.4)

277 (8.2)

455 (12)

452 (10.7)

Ìý

Non-Hispanic White

5038 (44.4)

1564 (46.6)

1690 (44.6)

1784 (42.4)

Ìý

Non-Hispanic Black

2189 (19.3)

518 (15.4)

649 (17.1)

1022 (24.3)

Ìý

Other Race

1243 (10.9)

692 (20.6)

336 (8.9)

215 (5.1)

Ìý

Marital status, %

ÌýÌýÌýÌý

&±ô³Ù; 0.001

single

4537 (39.9)

1453 (43.3)

1387 (36.6)

1697 (40.3)

Ìý

Married or with partner

6820 (60.1)

1905 (56.7)

2404 (63.4)

2511 (59.7)

Ìý

Triglyceride(mg/dL)

102.0 (71.0, 151.0)

82.0 (60.0, 116.0)

106.0 (75.0, 158.0)

119.0 (83.0, 170.0)

&±ô³Ù; 0.001

Fasting Glucose(mg/dL)

100.0 (93.0, 111.0)

96.0 (90.0, 103.0)

101.0 (94.0, 110.0)

104.0 (96.0, 118.0)

&±ô³Ù; 0.001

Drinking consumption, %

ÌýÌýÌýÌý

&±ô³Ù; 0.001

Nondrinker

1452 (14.0)

438 (14.5)

451 (12.9)

563 (14.6)

Ìý

Low to moderate drinker

8178 (78.8)

2318 (76.6)

2790 (80)

3070 (79.3)

Ìý

Heavy drinker

753 (7.3)

270 (8.9)

247 (7.1)

236 (6.1)

Ìý

Smoking status, %

ÌýÌýÌýÌý

&±ô³Ù; 0.001

Never

6276 (55.3)

1882 (56.1)

2046 (54)

2348 (55.8)

Ìý

Current

2306 (20.3)

832 (24.8)

732 (19.3)

742 (17.6)

Ìý

Former

2766 (24.4)

642 (19.1)

1009 (26.6)

1115 (26.5)

Ìý

Physical activity, %

ÌýÌýÌýÌý

&±ô³Ù; 0.001

Inactive

5967 (52.5)

1534 (45.7)

1925 (50.8)

2508 (59.6)

Ìý

Insufficiently active

2842 (25.0)

897 (26.7)

949 (25)

996 (23.7)

Ìý

Sufficiently active

2546 (22.4)

927 (27.6)

915 (24.1)

704 (16.7)

Ìý

Hypertension, n (%)

4155 (36.6)

746 (22.2)

1338 (35.4)

2071 (49.3)

&±ô³Ù; 0.001

Hypercholesterolemia, n (%)

3784 (38.2)

804 (28.2)

1359 (41.6)

1621 (42.7)

&±ô³Ù; 0.001

Diabetes, n (%)

1691 (14.9)

237 (7.1)

490 (12.9)

964 (22.9)

&±ô³Ù; 0.001

CVDs, n (%)

1231 (10.9)

281 (8.4)

396 (10.6)

554 (13.3)

&±ô³Ù; 0.001

  1. Mean ± SD for continuous variables: the P value was calculated by the weighted linear regression model. (%) for categorical variables: the P value was calculated by the weighted chi-square test. IQR for skewed distribution of continuous data, and the Kruskal-Wallis H test was employed to evaluate the results
  2. * P<0.05